{"title":"Miniatures","description":"\u003cp\u003eMaximum dimension: Approx. 30 - 60 mm.\u003c\/p\u003e","products":[{"product_id":"アイスアメジスト-クリスタル-原石","title":"Pale Lilac Etched Amethyst from Brazil","description":"\u003cp\u003eFine steps and overlapping hollows give this Brazilian amethyst an irregular, etched surface. Whitish, cloudy areas sit alongside patches that catch the light with a glass-like gleam, creating a quiet contrast in texture.\u003c\/p\u003e\n\u003cp\u003eThe overall color is pale lilac, with soft whitish violet near the center and slightly deeper purple along some edges. Uneven projections interrupt the outline, while tapering sections reveal different lines as the specimen is turned.\u003c\/p\u003e\n\u003cp\u003eAmethyst is the purple variety of quartz. Here, the intricate surface relief is as much a part of the viewing experience as the color. Joun was drawn to its unusual appearance: pieces with this particular character are not something he can expect to find again, and he prefers to acquire them when circumstances allow rather than force a purchase.\u003c\/p\u003e\n\u003cp\u003eTry viewing it on a desk or in a shallow display case, with indoor light falling across it at an angle to bring out the fine shadows. A protective pad or suitable securing material can help support it for display.\u003c\/p\u003e\n\u003cp\u003eHandle by supporting the whole piece rather than pinching its projections, which can chip under pressure or impact. Dust gently with a soft brush and avoid prolonged exposure to strong direct sunlight.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41665584562409,"sku":"IAM-CR-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-172.jpg?v=1634634742"},{"product_id":"フェナカイト-ハイクリスタル-ロシア産","title":"Russian Phenakite with an Ice-Like Surface","description":"\u003cp\u003eThis rough phenakite has an irregular form, with colorless to white areas, touches of pale yellow, and grayish areas along the upper edge and one side. Translucent sections and bright reflections across its small surface planes give it a varied appearance.\u003c\/p\u003e\n\u003cp\u003eTo Joun, the surface recalls a piece of ice broken into fine facets. Soft light from the side is his suggested way to view it, bringing attention to the uneven upper edge and the reflections scattered across the surface. A desk or a quiet place in the room offers a setting for closer observation.\u003c\/p\u003e\n\u003cp\u003eFrom the Izumrudnye Kopi area in Malyshevo, Sverdlovsk Oblast, Russia, this specimen was acquired some time ago from a gemologist seller in Canada. Joun notes that phenakite has become somewhat harder for him to source recently.\u003c\/p\u003e\n\u003cp\u003ePhenakite is a beryllium silicate, distinct from quartz despite their sometimes similar appearance. Its name derives from the Greek word for “deceiver,” a reference to that resemblance.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41667897098473,"sku":"PHE-CR-0001","price":330.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-145.jpg?v=1634628644"},{"product_id":"エメラルド-クリスタル-原石","title":"Panjshir Emerald Crystal on Matrix","description":"\u003cp\u003eA small green emerald crystal held in contrasting brown matrix, preserved as a natural specimen from Panjshir, Afghanistan.\u003c\/p\u003e\n\u003cp\u003eEmerald is the green variety of beryl, colored by trace amounts of chromium or, in some cases, vanadium. In this piece, the crystal remains connected to its host rock, keeping the mineral within its geological setting rather than presenting it as a cut gemstone.\u003c\/p\u003e\n\u003cp\u003eThe specimen traveled from Afghanistan to Namak Mandi, the mineral and gemstone market in Peshawar, Pakistan. In 2020, Joun selected it from the supplier’s extensive inventory. It then departed Islamabad for Japan, arriving at EARTH RIVER approximately one month later.\u003c\/p\u003e\n\u003cp\u003eIts compact scale gives this long route a quiet sense of contrast: a small mineral object carried from the Hindu Kush, through a border market, and finally into a room in Japan.\u003c\/p\u003e\n\u003ch2\u003eSpecimen Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 30 × 25 × 13 mm, including matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain crystal:\u003c\/strong\u003e Approx. 11 × 5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 11.6 g, including matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Natural rough specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Panjshir, Afghanistan\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41669466259689,"sku":"EME-CR-0001","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-163.jpg?v=1634633898"},{"product_id":"ベラクルスアメジスト-クリスタル-原石-1","title":"Veracruz Amethyst Crystal in Pale Violet","description":"\u003cp\u003ePale violet deepens gently toward the tip of this slender, prismatic amethyst crystal, while the base remains lighter. Several faces taper toward the tip, and small crystals attach near the base. Its transparency suggests a column of ice with a trace of violet held within.\u003c\/p\u003e\n\u003cp\u003eBright reflections cross the crystal faces, while fine internal lines reward closer viewing. Joun particularly appreciates the delicate purple and clarity of this piece, and considers it well suited to a desk display.\u003c\/p\u003e\n\u003cp\u003eThis specimen comes from Piedra Parada, Tatatila Municipality, Veracruz, Mexico. Amethyst is the violet-to-purple variety of quartz; here, the subtle difference between tip and base gives the color its character.\u003c\/p\u003e\n\u003cp\u003eSoft side lighting brings out the elongated outline and reflections. Gentle light from behind offers another way to compare the color at either end. Keep it away from prolonged strong direct sunlight and heat, and protect the crystal tips from knocks.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41669630001385,"sku":"CRAME008A1","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-119.jpg?v=1634620079"},{"product_id":"ピーターサイト-クリスタル-ブルーシャトヤンシー1","title":"Pietersite Oval Cabochon with Blue-White Chatoyancy","description":"\u003cp\u003eAn almost-black navy ground carries diagonal strokes of blue-grey, their direction and thickness changing across this elongated oval cabochon. Its domed, polished surface catches the light, while a wavering blue-white sheen shifts with the viewing angle.\u003c\/p\u003e\n\u003cp\u003eFor Joun, that moving chatoyancy is the piece’s particular appeal. The pattern recalls overlapping brushstrokes: some passages brighten under the light while others recede into the dark ground.\u003c\/p\u003e\n\u003cp\u003eThis pietersite comes from Hopewell Farm 240, Outjo, in Namibia’s Kunene Region. Pietersite is a chalcedony-based material rather than a separate mineral species. Its characteristic chatoyancy arises from fibrous amphibole-bearing structures arranged in irregular fields, rather than the continuous parallel bands associated with classic tiger’s-eye.\u003c\/p\u003e\n\u003cp\u003eFor viewing, use light from one direction and change your angle slowly. Look closely at the boundaries between the blue-grey strokes and navy areas, comparing how each section catches the light. A quiet place on a display surface gives these subtle changes room to hold your attention.\u003c\/p\u003e\n\u003cp\u003eClean gently with a soft, damp cloth and protect the polished surface from hard impacts. Keep the stone intact; avoid drilling, sanding, or other work that creates mineral dust.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41669633278185,"sku":"TNPTS001A4","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-158.jpg?v=1634632508"},{"product_id":"オブシディアン-銀の涙","title":"Silver Obsidian Polished Tear Shaped - Mexico","description":"\u003cp\u003eA polished tear-shaped cabochon of Mexican obsidian. As the stone turns beneath direct light, a soft silver sheen moves across its dark surface, at times resembling moonlight.\u003c\/p\u003e\n\u003cp\u003eObsidian is a naturally occurring volcanic glass formed when lava cools rapidly with minimal crystal growth. It is technically a mineraloid rather than a true mineral because its structure is not crystalline. Flow-aligned gas bubbles and internal layers can interact with light to create the shifting sheen seen in this piece.\u003c\/p\u003e\n\u003cp\u003eView it beneath a lamp or use a smartphone light, slowly changing the angle to reveal its different expressions. Its compact, thin profile makes it easy to keep on a desk or in a drawer, though care should be taken to protect this brittle natural glass from impact.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41878500638953,"sku":"OBS-PL-0001","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-123.jpg?v=1634622141"},{"product_id":"ブルーレースアゲート-クリスタル-タンブル","title":"Blue Lace Agate Polished Pebble with Fine White Banding","description":"\u003cp\u003eFine white bands overlap a pale blue ground, curving into waves from the center toward the right. Their folds recall a thin curtain—a delicate pattern framed by rounded corners and a gently triangular outline. The glossy polished surface brings the layering into clear view.\u003c\/p\u003e\n\u003cp\u003eJoun notes that he has seen fewer pieces with lace patterns this beautiful in recent years. To his eye, this pebble recalls the quality he encountered more often in the past—a personal impression rather than a claim of rarity.\u003c\/p\u003e\n\u003cp\u003eThis piece comes from Ysterputs Farm 254, Karasburg West, in Namibia’s ǁKaras Region. Blue Lace Agate is a banded variety of chalcedony, part of the quartz family; polishing reveals a cross-section through its fine silica layers.\u003c\/p\u003e\n\u003cp\u003eTry viewing it in your palm under soft light, following the spacing and changing curves of the white bands. For display, choose a place away from direct sunlight. Clean gently with a soft cloth, and protect it from drops and hard impacts.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41897111978217,"sku":"BLA-TN-0001","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211025_202447.jpg?v=1635161660"},{"product_id":"スギライト-クリスタル","title":"Hand-Polished Sugilite with a Dark Central Band","description":"\u003cp\u003ePurple tones flow around a black band crossing the center of this hand-polished sugilite from Northern Cape, South Africa. A metallic-looking area at the center contrasts with the surrounding color, while reddish-brown flecks toward the lower portion and fine white lines add detail to the surface.\u003c\/p\u003e\n\u003cp\u003eThe elongated oval has a rounded center and a slightly convex back, rather than the flat underside of a conventional cabochon. Its smooth, glossy polish brings the color gradients into focus.\u003c\/p\u003e\n\u003cp\u003eJoun selected this piece because he felt he seldom encountered sugilite this beautiful. The gradients were a particular attraction, along with the natural complexity of material that is not visually uniform. The contrasting areas are part of that appeal; their individual mineral identities have not been established here.\u003c\/p\u003e\n\u003cp\u003eA piece to study in the palm of your hand or keep as a specimen near your desk, where its details can invite a closer look. Handle gently, keep out of direct sunlight, and wipe with a soft cloth rather than washing with water.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41956825825513,"sku":"SUG-PL-0001","price":65.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211028_014407.jpg?v=1635353819"},{"product_id":"ラリマー-クリスタル-タンブル","title":"Polished Larimar with Gentle Water-Like Patterns","description":"\u003cp\u003ePale watery blue forms the ground for slightly deeper blue-green patches, with light-colored lines tracing softly blurred boundaries. The pattern recalls a network of light across shallow water—a resemblance Joun finds particularly beautiful for its gentle, quiet character.\u003c\/p\u003e\n\u003cp\u003eThis polished stone has an irregular, roughly triangular outline with rounded corners. Its curved, glossy surface catches bright points of reflection, while little of the host rock is visible.\u003c\/p\u003e\n\u003cp\u003eFrom Los Chupaderos in Barahona Province, Dominican Republic, this piece is larimar, the trade name for a blue variety of the silicate mineral pectolite. Here, the softly blended pattern is the focus rather than sharp contrast.\u003c\/p\u003e\n\u003cp\u003eSoft indoor light offers a quiet way to study the blue-green patches and pale lines at close range. Keep the stone away from direct sunlight and heat to help preserve its color.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41959951237353,"sku":"LAR-TN-0001","price":65.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211028_175543.jpg?v=1635413758"},{"product_id":"ローズクォーツ-クリスタル-タンブル","title":"Namibian Rose Quartz Polished Stone","description":"\u003cp\u003eThis polished rose quartz from Namibia has a soft, whitish pink color, with gently mottled areas of lighter and deeper tone. Its elongated, asymmetrical outline and rounded surfaces give it an unforced character, while a glossy finish catches the light.\u003c\/p\u003e\n\u003cp\u003eThe stone leans toward opacity, with a slight translucency that recalls pale pink frosted glass. For Joun, its gentle color has something of a flower about it. He notes that he seldom encounters this quality today.\u003c\/p\u003e\n\u003cp\u003eRose quartz is a pink variety of quartz whose color comes from microscopic fibrous mineral inclusions. This piece has no wax-based or similar coloring treatment.\u003c\/p\u003e\n\u003cp\u003eView it closely under soft light to follow the subtle variations in pink. A gentle light from behind offers another way to look, allowing you to compare how light passes through the edges and the center.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41960580186345,"sku":"ROQ-TN-0001","price":10.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211028_195144.jpg?v=1635418973"},{"product_id":"ピンクペタライト-ハイクリスタル","title":"Soft Pink Petalite Polished Pebble from Namibia","description":"\u003cp\u003eThis polished petalite pebble has a gentle, whitish-pink tone. Its quiet color gives the stone a softer atmosphere than pink rose quartz, making the two materials interesting to view side by side.\u003c\/p\u003e\n\u003cp\u003eThe specimen comes from Karibib Constituency in Namibia’s Erongo Region. Petalite is a lithium aluminum silicate found in lithium-bearing pegmatites and is notable for its place in the history of lithium, which was first identified from this mineral in 1817.\u003c\/p\u003e\n\u003cp\u003ePetalite has perfect cleavage and should be treated gently. This piece is best kept as a display object rather than carried with you.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41960594211049,"sku":"PTL-PL-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211028_194308.jpg?v=1635419090"},{"product_id":"クリソコラ-クリスタル","title":"Chrysocolla Teardrop Cabochon from Peru","description":"\u003cp\u003eVivid light blue defines this chrysocolla cabochon from Peru. Fine dark specks appear sparsely across the surface, while a gray-brown band follows the lower edge, adding a quiet contrast to the bright color.\u003c\/p\u003e\n\u003cp\u003eThe polished teardrop tapers to a point at one end and rounds gently at the other. Its domed surface is smooth and highly glossy. For Joun, the color is striking for something formed in nature, and the piece brings to mind a quiet southern sea viewed from above.\u003c\/p\u003e\n\u003cp\u003eChrysocolla is a copper-bearing material that forms in the oxidation zones of copper deposits. Here, its blue color and subtle markings invite close viewing. Soft light, with the piece positioned away from strong reflections, helps reveal the scattered specks and the changing color along the edge.\u003c\/p\u003e\n\u003cp\u003eHandle gently, as chrysocolla can be fragile. Keep this piece out of direct sunlight and do not wash or soak it. Wipe gently with a soft, dry cloth.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42016779632873,"sku":"CRY-PL-0001","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-271.jpg?v=1637651442"},{"product_id":"アメトリン-ハイクリスタル-原石","title":"Sunset-Zoned Ametrine from Bolivia","description":"\u003cp\u003eThis natural ametrine has the character of a quiet sunset, with purple and golden areas blending through delicate intermediate tones rather than meeting at a hard boundary. Joun considers this subtle transition part of its natural appeal.\u003c\/p\u003e\n\u003cp\u003eAmetrine is a variety of quartz whose contrasting colors arise from different oxidation states of trace iron within the crystal structure. This specimen is attributed to the Anahi Mine in Santa Cruz, Bolivia.\u003c\/p\u003e\n\u003cp\u003eTry viewing it with a smartphone light placed behind the stone. Backlighting draws attention to the mingled color zones and their softer transitions. It can be placed on a desk, in a shallow display case, or paired with a small mineral stand.\u003c\/p\u003e\n\u003cp\u003eAlthough quartz is relatively hard, keep the specimen in a stable location away from strong sunlight, sudden temperature changes, and chemicals.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42030385955049,"sku":"AMT-CR-0001","price":75.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/LRM_20211109_190849.jpg?v=1636453094"},{"product_id":"タイガーアイ-クリスタル-タンブル","title":"Tiger’s Eye Polished Pebble with Golden Bands","description":"\u003cp\u003eYellow-brown to deep brown bands run diagonally along this polished tiger’s eye pebble, with fine lines following their grain. Joun notes its relatively light tone for tiger’s eye; the amber-like striping brings wood grain to mind.\u003c\/p\u003e\n\u003cp\u003eThe elongated, irregular form narrows slightly at one end, with rounded edges and a glossy surface. Bright golden bands sit beside darker ones, showing the shifting, silky reflection known as chatoyancy. Light it from one direction and slowly turn it to watch the brightness move across the bands.\u003c\/p\u003e\n\u003cp\u003eFrom South Africa’s Northern Cape, this piece offers a close view of tiger’s eye’s characteristic optical effect. In this quartz-based material, parallel quartz intergrowths and altered amphibole fibres give rise to its silky appearance.\u003c\/p\u003e\n\u003cp\u003ePlace it where it can be picked up and turned toward the light, but keep it out of children’s reach.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42068280770793,"sku":"TIG-TN-0001","price":10.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/crystal-22.jpg?v=1637072417"},{"product_id":"ダイアスポア-クリスタル-原石","title":"Pale Pink Diaspore from Afghanistan","description":"\u003cp\u003ePale pink with a soft violet cast, this rough diaspore from Afghanistan has a flat, irregular plate-like form and an angular outline. The color deepens from the center toward the lower portion, while its translucency reveals a complex interior—suggestive of a fragment of pale pink ice.\u003c\/p\u003e\n\u003cp\u003eFine lines mark the surface, and the upper face catches a strong reflection. Soft light from the side offers a way to explore both the surface markings and the contrast between reflected light and the view within.\u003c\/p\u003e\n\u003cp\u003eJoun selected this piece because diaspore felt like an unfamiliar find in his usual encounters with minerals. He notes that, seen at dusk, it can appear reddish in a way that reminds him of ruby. This is a personal impression of its appearance in that light, rather than a fixed description of its color.\u003c\/p\u003e\n\u003cp\u003eDiaspore is an aluminium oxide hydroxide mineral with perfect cleavage. Although relatively hard, it can split along that cleavage, so this thin, plate-like piece calls for careful handling.\u003c\/p\u003e\n\u003cp\u003eKeep it out of direct sunlight and avoid washing it with water. When not on display, store it carefully in a dark place, such as a drawer.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42084523016425,"sku":"DIA-CR-0001","price":200.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-311_33be0cee-486f-4c20-a037-ec7cba512b7f.jpg?v=1639990688"},{"product_id":"オブシディアン-銀の涙-1","title":"Silver Obsidian Polished Tear Shaped - Mexico","description":"\u003cp\u003eA polished tear-shaped cabochon of Mexican obsidian. As the stone turns beneath direct light, a soft silver sheen moves across its dark surface, at times resembling moonlight.\u003c\/p\u003e\n\u003cp\u003eObsidian is a naturally occurring volcanic glass formed when lava cools rapidly with minimal crystal growth. It is technically a mineraloid rather than a true mineral because its structure is not crystalline. Flow-aligned gas bubbles and internal layers can interact with light to create the shifting sheen seen in this piece.\u003c\/p\u003e\n\u003cp\u003eView it beneath a lamp or use a smartphone light, slowly changing the angle to reveal its different expressions. Its compact, thin profile makes it easy to keep on a desk or in a drawer, though care should be taken to protect this brittle natural glass from impact.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42084565811433,"sku":"OBS-PL-0002","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-228.jpg?v=1637243799"},{"product_id":"オブシディアン-クリスタル-タンブル","title":"Black Obsidian Polished — Mexico","description":"\u003cp\u003eAt first glance, this obsidian appears almost completely solid: a dense, polished-looking black that quietly anchors the space around it. Its hidden character emerges when illuminated from behind, revealing a surprisingly translucent smoky brown within the darkness.\u003c\/p\u003e\n\u003cp\u003eObsidian is a naturally occurring volcanic glass formed when silica-rich lava cools rapidly, allowing little crystal growth. It is therefore an igneous rock and mineraloid rather than a true crystalline mineral. Its glass-like structure also produces exceptionally sharp edges when fractured, which led to its long history as a material for cutting tools.\u003c\/p\u003e\n\u003cp\u003eWhat interests me most is the contrast between its opaque appearance and the warm transparency revealed by light. Viewed normally, it has a restrained presence; backlighting transforms it into something softer and more atmospheric.\u003c\/p\u003e\n\u003cp\u003ePlace it on a shelf or display surface where a small light can reach it from behind. As obsidian is brittle and may form sharp edges if chipped, handle it with care.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 32 x 22 x 15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 12.7 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Polished tumbled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mexico\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42084598939881,"sku":"OBS-TN-0001","price":10.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-256.jpg?v=1637244471"},{"product_id":"クンツァイト-クリスタル-タンブル","title":"Pale Lilac Kunzite Polished Pebble","description":"\u003cp\u003ePale lilac with a hint of pink, this opaque kunzite has fine, mottled variations in tone. Its glossy surface catches bright reflections across the rounded contours, giving definition to the soft color.\u003c\/p\u003e\n\u003cp\u003ePolished by hand, the pebble has an elongated form with rounded edges. One end is rounded, while the other tapers at an angle. Kunzite is difficult to polish and shape, making the human work behind this finish worth noting.\u003c\/p\u003e\n\u003cp\u003eThis piece comes from Africa. Kunzite is a variety of spodumene whose purple coloration comes from traces of manganese. Joun selected this pebble for what he felt was its pleasing, quiet presence.\u003c\/p\u003e\n\u003cp\u003eView it closely under soft indoor light to appreciate the subtle lilac tones. A place away from direct sunlight allows it to become a quiet point of interest in the room without exposing it to light that can fade its color.\u003c\/p\u003e\n\u003cp\u003eHandle gently and wipe with a soft cloth rather than washing with water. When not being viewed, keep it in a drawer or another place protected from sunlight, and out of reach of children.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42084697145577,"sku":"KUN-TN-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-213.jpg?v=1637245856"},{"product_id":"タンザナイト-クリスタル-原石","title":"Hydrangea Blue-Violet Tanzanite Rough from Merelani Hills","description":"\u003cp\u003eThis angular tanzanite rough has a blue-violet color that Joun compares to hydrangea petals. Slightly translucent areas interrupt the deeper color, giving the crystal a varied appearance as the viewing angle changes.\u003c\/p\u003e\n\u003cp\u003eIts substantial, tapering outline brings together flat areas resembling crystal faces and more finely textured, intricate surfaces. These contrasting structures reward close observation without distracting from the specimen’s quiet color.\u003c\/p\u003e\n\u003cp\u003eTanzanite is the blue-violet variety of zoisite. This specimen comes from the Merelani Hills in Simanjiro District, Manyara Region, Tanzania.\u003c\/p\u003e\n\u003cp\u003eTanzanite in the gem trade is commonly heated to bring forward its blue-violet tones, although the treatment status of this individual specimen is not stated. Joun often prefers materials with minimal intervention, yet finds the conventional heating of tanzanite compatible with its beauty when the result does not feel forced. This is a personal response to the material rather than a judgment about treatment in general.\u003c\/p\u003e\n\u003cp\u003eIt can be placed in a specimen case beside a desk or given a quiet corner of a shelf. After finding a stable orientation, a soft lining or small support can help present its outline and color clearly.\u003c\/p\u003e\n\u003cp\u003eKeep it away from direct sunlight to help preserve its color. Avoid routine washing; remove dust gently with a soft, dry cloth.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42243818291433,"sku":"TAN-CR-0001","price":90.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-292.jpg?v=1639988348"},{"product_id":"ダイオプサイド-クリスタル-原石","title":"Yellow-Green Chrome Diopside Rough","description":"\u003cp\u003eA bright, slightly yellow-leaning green gives this rough Chrome Diopside a gentle color, with deeper green visible at the upper projection and lower portion. Partial translucency offers glimpses into a complex interior rather than a uniformly clear view.\u003c\/p\u003e\n\u003cp\u003eThe elongated, angular form is irregular, with a short projection at the top and stepped surfaces that suggest overlapping fragments of olive-colored glass. Flat planes catch the light with a noticeable gloss. Presented without matrix, the piece comes from Badakhshan, Afghanistan. Chrome Diopside is the commercial name for the chromium-bearing variety of diopside, not a separate mineral species.\u003c\/p\u003e\n\u003cp\u003eJoun notes that he was fortunate to acquire this piece when the opportunity arose. His suggested way to view it is with a gentle light from behind, comparing the translucent edges with the deeper green areas. This offers a quiet way to explore the interior while keeping the rough outline in view.\u003c\/p\u003e\n\u003cp\u003eKeep it out of direct sunlight and handle the corners gently. Diopside is brittle and has distinct cleavage, so protect it from knocks and avoid pressure on its edges.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42243847487721,"sku":"DIO-CR-0001","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-283.jpg?v=1639989053"},{"product_id":"サファイア-クリスタル-原石","title":"Rough Sapphire with Blue Flecks and Matrix","description":"\u003cp\u003eDeep blue flecks scatter across a white to pale gray ground in this rough sapphire from Pakistan. The distribution of color recalls blue ink dropped onto a shard of ice, with translucency in the pale areas and certain faces catching the light strongly.\u003c\/p\u003e\n\u003cp\u003eThe irregular form broadens at one end and extends toward the other, with angular rises and recesses across its surface. A little matrix remains attached. A yellow-brown area marks part of one side, and a faint metallic-looking detail appears near the matrix; its identity is not established.\u003c\/p\u003e\n\u003cp\u003eJoun selected this piece specifically for its rough, natural appearance rather than the refinement of a cut gemstone. To him, it has a strong presence—a way to encounter sapphire as mineral material, before the familiar language of jewelry.\u003c\/p\u003e\n\u003cp\u003eSapphire is a variety of corundum. Here, the contrast between the deep blue patches and the pale surrounding material invites close attention. A loupe offers a closer view of the boundaries between them.\u003c\/p\u003e\n\u003cp\u003eDisplay away from direct sunlight, somewhere the angular surface and scattered color can be appreciated at an unhurried pace.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42243852402921,"sku":"SPH-CR-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-309.jpg?v=1639989507"},{"product_id":"レッドジャスパー-ヘマタイト-クリスタル","title":"Banded Hematite \u0026 Jasper — Polished Teardrop","description":"\u003cp\u003eSilver-gray dominates this polished hematite and jasper from Ukraine. Curving reddish-brown bands trace the edges of darker gray areas, giving the surface a pattern reminiscent of a metallic droplet outlined in red-brown.\u003c\/p\u003e\n\u003cp\u003eThe teardrop form narrows at one end and rounds outward at the other. A metallic luster carries bright reflections along its curves, bringing the contrast between the gray areas and the bands into focus as the viewing angle changes.\u003c\/p\u003e\n\u003cp\u003eFor Joun, the appeal lies in the mingling of materials: a stone composed of more than one mineral feels especially true to nature. Polishing gives that mixed character a surface to be studied closely, rather than making uniformity the point.\u003c\/p\u003e\n\u003cp\u003eHematite is an iron oxide with a characteristic rust-red streak, even when its outward appearance is metallic gray. Here, its association with jasper makes the banded pattern central to the viewing experience.\u003c\/p\u003e\n\u003cp\u003eView it under soft light, changing the angle to compare the silver-gray luster with the reddish-brown bands. Avoid washing with water, and keep out of reach of children.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42312708227305,"sku":"RDJ-TN-0001","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-315.jpg?v=1641180710"},{"product_id":"ベラクルスアメジスト-クリスタル-原石","title":"Veracruz Amethyst Crystal in Pale Violet","description":"\u003cp\u003ePale violet deepens gently toward the tip of this slender, prismatic amethyst crystal, while the base remains lighter. Several faces taper toward the tip, and small crystals attach near the base. Its transparency suggests a column of ice with a trace of violet held within.\u003c\/p\u003e\n\u003cp\u003eBright reflections cross the crystal faces, while fine internal lines reward closer viewing. Joun particularly appreciates the delicate purple and clarity of this piece, and considers it well suited to a desk display.\u003c\/p\u003e\n\u003cp\u003eThis specimen comes from Piedra Parada, Tatatila Municipality, Veracruz, Mexico. Amethyst is the violet-to-purple variety of quartz; here, the subtle difference between tip and base gives the color its character.\u003c\/p\u003e\n\u003cp\u003eSoft side lighting brings out the elongated outline and reflections. Gentle light from behind offers another way to compare the color at either end. Keep it away from prolonged strong direct sunlight and heat, and protect the crystal tips from knocks.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42318897250537,"sku":"AME-CR-0002","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-2283.jpg?v=1641286964"},{"product_id":"ブラックトルマリン-クリスタル-ピラミッド","title":"Polished Black Tourmaline Pyramid","description":"\u003cp\u003eBlack tourmaline from Brazil, polished into a square-based pyramid. Triangular faces meet at the apex, with straight edges giving the stone a clear geometric form. The glossy planes separate into light and shadow as illumination falls across them.\u003c\/p\u003e\n\u003cp\u003eLook closely and patterns emerge within the black ground. Joun notes that these subtle markings reveal the natural stone beneath the worked shape—a quiet contrast between mineral texture and precise geometry.\u003c\/p\u003e\n\u003cp\u003ePlace it in an entryway or a personal room where its surfaces can be appreciated. Soft light from diagonally above, as Joun recommends, brings out the contrast between adjoining faces and traces the edges.\u003c\/p\u003e\n\u003cp\u003eHandle gently and avoid knocks, particularly at the apex and along the edges.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42336886128873,"sku":"BLT-SC-0001","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-354.jpg?v=1641566693"},{"product_id":"ウシンガイト-クリスタル-タンブル","title":"Pale Lilac Ussingite from Alluaiv Mountain","description":"\u003cp\u003eThis hand-polished ussingite has a very pale wisteria tone, shifting softly between white, grey, and lilac. Fine mottling spreads through its semi-translucent interior, giving it the appearance of ice touched with faint violet.\u003c\/p\u003e\n\u003cp\u003eIts gently rounded, almost rectangular form has a smooth surface and curved edges that catch stronger reflections. Soft light from the side reveals the contrast between the polished sheen and the cloudy variations within.\u003c\/p\u003e\n\u003cp\u003eUssingite is a sodium aluminium silicate named after Danish geologist Niels Viggo Ussing. This specimen is from the Shkatulka pegmatite at Alluaiv Mountain in the Lovozero Massif, Russia. Joun acquired it while also sourcing natrolite, selecting it for its unusual, restrained coloration.\u003c\/p\u003e\n\u003cp\u003eA considered choice for those drawn to less familiar mineral species and subtle color. Handle gently and display away from direct sunlight.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42344695103721,"sku":"USG-TN-0001","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-360.jpg?v=1641712591"},{"product_id":"ダイオプサイド-クリスタル-原石-1","title":"Yellow-Green Chrome Diopside Rough","description":"\u003cp\u003eA bright, slightly yellow-leaning green gives this rough Chrome Diopside a gentle color, with deeper green visible at the upper projection and lower portion. Partial translucency offers glimpses into a complex interior rather than a uniformly clear view.\u003c\/p\u003e\n\u003cp\u003eThe elongated, angular form is irregular, with a short projection at the top and stepped surfaces that suggest overlapping fragments of olive-colored glass. Flat planes catch the light with a noticeable gloss. Presented without matrix, the piece comes from Badakhshan, Afghanistan. Chrome Diopside is the commercial name for the chromium-bearing variety of diopside, not a separate mineral species.\u003c\/p\u003e\n\u003cp\u003eJoun notes that he was fortunate to acquire this piece when the opportunity arose. His suggested way to view it is with a gentle light from behind, comparing the translucent edges with the deeper green areas. This offers a quiet way to explore the interior while keeping the rough outline in view.\u003c\/p\u003e\n\u003cp\u003eKeep it out of direct sunlight and handle the corners gently. Diopside is brittle and has distinct cleavage, so protect it from knocks and avoid pressure on its edges.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42359477502185,"sku":"DIO-CR-0002","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-370.jpg?v=1641903137"},{"product_id":"ウィッチズフィンガークォーツ-クリスタル-タンブル","title":"Zambian Witches’ Finger Quartz Polished Pebble","description":"\u003cp\u003eThis polished quartz pebble from Zambia is almost colorless, with a faint yellow cast and a translucent interior. Its irregular oval form has softly rounded edges and a glossy surface.\u003c\/p\u003e\n\u003cp\u003eFine brown points and short lines gather toward one side, resembling dry grasses held within the stone. The opposite side appears clearer, creating a quiet contrast between dense pattern and open transparency.\u003c\/p\u003e\n\u003cp\u003eKnown by the trade name “Witches’ Finger Quartz,” this piece comes from an early lot. The inclusions are identified in the curator’s notes as tremolite, also described there as white actinolite.\u003c\/p\u003e\n\u003cp\u003eView the concentrated markings through a loupe, or place the pebble before a gentle backlight to compare its patterned and clearer areas. Handle it carefully, avoid water and direct sunlight, and keep it out of reach of children.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42368952402153,"sku":"WFQ-TN-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-385.jpg?v=1642061358"},{"product_id":"シトリン-クリスタル-タンブル-1","title":"Natural Citrine Polished - DR Congo","description":"\u003cp\u003eThis polished citrine has a clear, golden yellow reminiscent of yamabuki blossoms. When light passes through it, even the shadow beneath the stone can take on a subtle yellow glow.\u003c\/p\u003e\n\u003cp\u003eThe specimen is attributed to Luena, Haut-Lomami, DR Congo. Joun favors citrine from this locality for its natural color rather than the deeper tones commonly produced by heating amethyst.\u003c\/p\u003e\n\u003cp\u003eAlthough polished and softened at the edges, the stone retains the quiet character of a mineral object. Joun recommends keeping it nearby, where its color and transmitted light can be appreciated in changing conditions.\u003c\/p\u003e\n\u003cp\u003eAvoid prolonged exposure to direct sunlight.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":43071368691945,"sku":"CIT-TN-0002","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/PXL_20220512_081200185.jpg?v=1652409612"},{"product_id":"エメラルド-クリスタル-オン-マトリクス-原石","title":"Panjshir Emerald Crystal on Matrix","description":"\u003cp\u003eA small green emerald crystal held in contrasting brown matrix, preserved as a natural specimen from Panjshir, Afghanistan.\u003c\/p\u003e\n\u003cp\u003eEmerald is the green variety of beryl, colored by trace amounts of chromium or, in some cases, vanadium. In this piece, the crystal remains connected to its host rock, keeping the mineral within its geological setting rather than presenting it as a cut gemstone.\u003c\/p\u003e\n\u003cp\u003eThe specimen traveled from Afghanistan to Namak Mandi, the mineral and gemstone market in Peshawar, Pakistan. In 2020, Joun selected it from the supplier’s extensive inventory. It then departed Islamabad for Japan, arriving at EARTH RIVER approximately one month later.\u003c\/p\u003e\n\u003cp\u003eIts compact scale gives this long route a quiet sense of contrast: a small mineral object carried from the Hindu Kush, through a border market, and finally into a room in Japan.\u003c\/p\u003e\n\u003ch2\u003eSpecimen Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 30 × 25 × 13 mm, including matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain crystal:\u003c\/strong\u003e Approx. 11 × 5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 11.6 g, including matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Natural rough specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Panjshir, Afghanistan\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":43177549136105,"sku":"EME-CR-0002","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-447.jpg?v=1654570219"},{"product_id":"エレスチャルクォーツ-原石","title":"Paredon Window Quartz Crystal","description":"\u003cp\u003eThis unpolished window quartz is almost colorless, with only a very pale yellow cast. Its elongated crystal outline narrows toward both ends, while overlapping diagonal faces give the form a quiet geometric rhythm.\u003c\/p\u003e\n\u003cp\u003eInside, irregular fine lines scatter the light into shifting reflections. These can appear whitish in photographs, but Joun notes that the specimen has a more complex transparency in person, with a delicate sparkle that emerges as the viewing angle changes.\u003c\/p\u003e\n\u003cp\u003eThe broad crystal faces reflect light strongly, revealing parallel surface striations. View it under soft directional light to move between the face reflections and internal detail, or place a gentle light behind it to observe the layered lines within the clearer areas.\u003c\/p\u003e\n\u003cp\u003eQuartz is composed of silica, or silicon dioxide. This natural crystal comes from Paredon in Ramos Arizpe Municipality, Coahuila, Mexico, and retains its unpolished surface.\u003c\/p\u003e\n\u003cp\u003eFor care, avoid allowing water to settle in its fine openings.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":43177568698601,"sku":"ELQ-CR-0001","price":75.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-443.jpg?v=1654571018"},{"product_id":"チャロアイト-ペンダントトップ","title":"Swirling Purple Charoite Pendant in Sterling Silver","description":"\u003cp\u003eFine strands of light and dark purple gather into bundles, bending and weaving through this elongated oval charoite pendant. The pattern suggests layers of purple silk thread beneath a rounded, glossy polished surface, framed in sterling silver (925) with a bail at the top.\u003c\/p\u003e\n\u003cp\u003eJoun selected this piece because its pattern felt like a textbook example of charoite’s distinctive appearance. The appeal lies in the interwoven strands as much as the color: a clear expression of the mineral’s characteristic fibrous, swirling texture.\u003c\/p\u003e\n\u003cp\u003eThe charoite comes from the Sirenevyi Kamen' Deposit in the Murunskii Massif, Aldan Shield, Russia. The piece was worked in Jaipur, India.\u003c\/p\u003e\n\u003cp\u003eFor closer viewing, gently change the direction of the light. White, silk-like areas catch and reflect it in places, revealing bright accents within the purple pattern.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":43177591242985,"sku":"CHA-PT-0001","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-478.jpg?v=1654571468"},{"product_id":"エンジェライト-タンブル-アンハイドライト","title":"Blue Anhydrite Polished Pebble - Peru","description":"\u003cp\u003eThis polished Blue Anhydrite has a quiet sky-blue tone, with a suggestion of deep navy softened by white. The smooth pebble form brings the color forward while retaining the presence of a natural mineral object.\u003c\/p\u003e\n\u003cp\u003eJoun was particularly drawn to its unusual atmosphere. Although solid in the hand, it appears almost soft or “fluffy”—a visual impression rather than a description of its actual texture. It does not show the pronounced reflective character often associated with selenite, giving it a more subdued presence in a room.\u003c\/p\u003e\n\u003cp\u003eAnhydrite is an anhydrous calcium sulfate mineral related to gypsum. This piece is documented as originating from Chicla District in Huarochirí Province, Lima, Peru.\u003c\/p\u003e\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eAnhydrite is relatively soft and brittle. Keep it dry, avoid direct sunlight and impacts, and wipe the polished surface gently with a soft, dry cloth. When not displayed, storing it securely in a box or drawer will help prevent accidental drops.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44613471371497,"sku":"ANG-TN-0001","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-556.jpg?v=1681727706"},{"product_id":"ブランドバーグ水晶-タンブル","title":"Polished Brandberg Smoky Amethyst Quartz","description":"\u003cp\u003eThis polished Brandberg Quartz brings pale amethyst and grey-brown smoky zones together within a compact, rounded triangular form. The purple deepens from the left side toward the upper edge, while fine granular patterns gather on the right.\u003c\/p\u003e\n\u003cp\u003eIts glossy, gently curved surface catches broad reflections. Through the clearer areas, the layered interior becomes visible, giving the stone the appearance of an ice fragment softly stained with violet.\u003c\/p\u003e\n\u003cp\u003eThe quartz comes from the Goboboseb Mountains in Namibia’s Brandberg Area. Amethyst, Smoky Quartz, and colorless Rock Crystal are all varieties of quartz; here, their overlapping tones create a particularly intricate viewing experience.\u003c\/p\u003e\n\u003cp\u003eFor closer observation, place it against a white background with soft light entering from behind. Turning it slowly under gentle room light helps separate the surface reflections from the finer internal pattern.\u003c\/p\u003e\n\u003cp\u003eQuartz is suitable for regular handling, but it can still chip if dropped or struck. Keep it away from prolonged direct sunlight and out of reach of children.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44873622356201,"sku":"BDQ-TN-0001","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/BDQ-TN-0001-140856330.jpg?v=1687702919"},{"product_id":"ファーデンクォーツ-原石","title":"Layered Faden Quartz","description":"\u003cp\u003eThis natural quartz specimen has the appearance of several plate-like sections joined together, creating a layered, architectural form. A pale line can be seen near the center—the characteristic thread-like structure that gives Faden Quartz its name.\u003c\/p\u003e\n\u003cp\u003e“Faden” is the German word for thread. The internal line forms through repeated fracture opening and quartz regrowth, preserving part of the crystal’s formation history within the material itself.\u003c\/p\u003e\n\u003cp\u003eJoun considers this one of his favorite forms of quartz and is particularly drawn to its stylish, naturally composed appearance. It can be enjoyed as a small work of natural art in many parts of a room.\u003c\/p\u003e\n\u003cp\u003eDirectional or transmitted light may make the central structure easier to observe. As quartz can chip along projecting edges, handle the specimen carefully and place it on a stable display surface.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44875495702761,"sku":"FAD-CR-0001","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/FAD-CR-0001-4.jpg?v=1699802624"},{"product_id":"モリオン-タンブル-守り石-5","title":"Black Smoky Quartz Polished Pebble","description":"\u003cp\u003eThis polished Smoky Quartz appears black at first, yet it is not completely opaque. Look closely and subtle areas transmit light, quietly revealing the quartz beneath the dark surface.\u003c\/p\u003e\n\u003cp\u003eWith light directed from behind, parts of the pebble take on a deep smoky-brown translucence. The effect varies across the stone—a natural irregularity that Joun sees as part of its appeal.\u003c\/p\u003e\n\u003cp\u003eFor Joun, this variation also offers a small counterpoint to perfectionism: an object does not need to be entirely uniform to feel complete.\u003c\/p\u003e\n\u003cp\u003eIts softened edges make it suitable for keeping nearby, carrying in a pouch, or placing directly on a table. As quartz is brittle despite its scratch resistance, protect it from hard impacts.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44937088499945,"sku":"MOR-TN-0002","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/MOR-TN-0002-111816051.jpg?v=1687693820"},{"product_id":"モリオン-タンブル-守り石-6","title":"Black Smoky Quartz Polished Pebble","description":"\u003cp\u003eThis polished Smoky Quartz appears black at first, yet it is not completely opaque. Look closely and subtle areas transmit light, quietly revealing the quartz beneath the dark surface.\u003c\/p\u003e\n\u003cp\u003eWith light directed from behind, parts of the pebble take on a deep smoky-brown translucence. The effect varies across the stone—a natural irregularity that Joun sees as part of its appeal.\u003c\/p\u003e\n\u003cp\u003eFor Joun, this variation also offers a small counterpoint to perfectionism: an object does not need to be entirely uniform to feel complete.\u003c\/p\u003e\n\u003cp\u003eIts softened edges make it suitable for keeping nearby, carrying in a pouch, or placing directly on a table. As quartz is brittle despite its scratch resistance, protect it from hard impacts.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44937088532713,"sku":"MOR-TN-0003","price":25.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/MOR-TN-0003-121927653.jpg?v=1687696247"},{"product_id":"スカルドゥ水晶-原石","title":"Raw Quartz Crystal - Skardu","description":"\u003cp\u003eThis compact quartz crystal remains unpolished, preserving its natural surface while revealing a notably transparent interior.\u003c\/p\u003e\n\u003cp\u003eIt reflects light readily and can appear whiter in photographs. Joun notes that its clarity is more apparent in person, especially as the viewing angle changes.\u003c\/p\u003e\n\u003cp\u003eThe specimen is from Skardu District in Gilgit-Baltistan, Pakistan. Quartz is composed of silicon dioxide and is valued here not for ornamentation, but for the directness of its natural crystalline form.\u003c\/p\u003e\n\u003cp\u003eThis is a piece to appreciate in the palm, where its transparency and shifting reflections can be observed at close range.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":44970798743785,"sku":"SKR-CR-0001","price":75.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/SKR-CR-0001-5.jpg?v=1699612968"},{"product_id":"グリーンガーネット-磨き石","title":"Olive-Green Grossular Garnet Polished Slab","description":"\u003cp\u003eThis polished grossular garnet slab reveals translucent olive-green hues crossed by rich, organic textures. Its restrained color and flat profile give it a quiet presence as both a mineral specimen and a tactile interior object.\u003c\/p\u003e\n\u003cp\u003eGrossular is a calcium-aluminium member of the garnet group. Here, the polish brings the material’s internal pattern forward, inviting close viewing as the light changes.\u003c\/p\u003e\n\u003cp\u003eJoun selected this piece for its natural-looking texture and minimalist character. It can rest easily on a desk, shelf, or display surface, and is also robust enough for careful carrying. As with any natural mineral, protect it from hard impacts and abrasive contact.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45987934601449,"sku":"GRG-PL-0001","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/GRG-PL-0001-1.jpg?v=1699700042"},{"product_id":"ブルーオパール-タンブル","title":"Ripple-Pattern Owyhee Blue Opal Pebble","description":"\u003cp\u003eThis hand-polished opal pebble has a gentle pale-blue body color, crossed by white markings that recall ripples moving across water. Its rounded, cornerless form gives the piece a calm presence when viewed on a table or desk.\u003c\/p\u003e\n\u003cp\u003eThe material comes from the Owyhee Dam area of Malheur County, Oregon, USA. Owyhee Blue Opal is a locality-defined variety of opal, a hydrated silica material appreciated for its soft blue coloration and often cloud-like internal character.\u003c\/p\u003e\n\u003cp\u003eOpal is comparatively delicate, so this piece is better suited to quiet display than to being carried. Keep it away from direct sunlight, intense heat, and sudden temperature changes. It may be placed directly on a surface, though a soft mat or cloth underneath is recommended.\u003c\/p\u003e\n\u003cp\u003eA simple natural object for enjoying the quiet passage of time with stone.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45987983425769,"sku":"BLO-TN-0001","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/BLO-TN-0001-3.jpg?v=1699701674"},{"product_id":"ピンクペタライト-タンブル","title":"Soft Pink Petalite Polished Pebble from Namibia","description":"\u003cp\u003eThis polished petalite pebble has a gentle, whitish-pink tone. Its quiet color gives the stone a softer atmosphere than pink rose quartz, making the two materials interesting to view side by side.\u003c\/p\u003e\n\u003cp\u003eThe specimen comes from Karibib Constituency in Namibia’s Erongo Region. Petalite is a lithium aluminum silicate found in lithium-bearing pegmatites and is notable for its place in the history of lithium, which was first identified from this mineral in 1817.\u003c\/p\u003e\n\u003cp\u003ePetalite has perfect cleavage and should be treated gently. This piece is best kept as a display object rather than carried with you.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45988180525289,"sku":"PTP-TN-0001","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/PTP-TN-0001-6.jpg?v=1699703080"},{"product_id":"シャッタカイト-タンブル","title":"Vivid Blue-Green Peruvian Shattuckite Pebble","description":"\u003cp\u003eThis opaque shattuckite from Peru has an unusually vivid blue-green color. Its complex pattern gives the impression of several mineral textures meeting within a single polished pebble.\u003c\/p\u003e\n\u003cp\u003eJoun believes the surface may have been polished by hand. The color has not been enhanced, allowing the material’s natural intensity and variation to remain the focus.\u003c\/p\u003e\n\u003cp\u003eShattuckite is a secondary copper mineral and should be handled gently, preferably with a soft cloth. Avoid washing it with water or leaving it in direct sunlight for extended periods.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45988270702825,"sku":"SHT-TN-0001","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/SHT-TN-0001-1.jpg?v=1699777697"},{"product_id":"ザギ水晶-原石-ルチル内包","title":"Rutile-Included Smoky Quartz Rough","description":"\u003cp\u003eThis unpolished smoky quartz contains rutile inclusions, bringing two distinct mineral characters together within a single piece. Its rough form keeps the material close to its original state rather than refining it into a polished object.\u003c\/p\u003e\n\u003cp\u003eQuartz is composed of silicon dioxide and often develops a different expression according to its geological setting. Joun finds this regional variation particularly interesting: quartz specimens from several localities can be placed together and appreciated through their contrasts.\u003c\/p\u003e\n\u003cp\u003eA considered natural object for a desk, shelf, or mineral cabinet, especially as part of a broader study of included quartz.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45997310083305,"sku":"ZAG-CR-0001","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/ZAG-CR-0001-1.jpg?v=1699801097"},{"product_id":"ガネーシュヒマール産ヒマラヤ水晶-原石","title":"Raw Ganesh Himal Quartz - Himalayas","description":"\u003cp\u003eA compact quartz specimen with strong light transmission and a quiet sense of presence. To Joun’s eye, no chlorite inclusions are visible; the clarity itself is the central attraction.\u003c\/p\u003e\n\u003cp\u003eJoun acquired this piece through a local Japanese shop, directly from a Nepali or Japanese supplier with close connections to the Himalayan source region—an approach he considers one of the most reliable ways to select high-quality Himalayan quartz.\u003c\/p\u003e\n\u003cp\u003eJoun recommends viewing it against a dark-toned surface, where its transparency becomes more distinct. Place it on a protective cloth or suitable display support rather than directly on a tabletop to help protect the base.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":45997584253161,"sku":"HMG-CR-0002","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/HMG-CR-0002-1.jpg?v=1699800631"},{"product_id":"ヌーマイト-タンブル","title":"Nuuk Nuummite Polished Pebble - Greenland","description":"\u003cp\u003eNuummite often reveals more in person than it allows a camera to record. Across this specimen, reflective areas emerge only at particular angles, creating a depth that changes as the stone or light moves.\u003c\/p\u003e\n\u003cp\u003eJoun notes that some flashes can remain unnoticed until a different day or viewing position brings them into view. This gradual discovery is part of the appeal: the specimen does not present every detail at once.\u003c\/p\u003e\n\u003cp\u003eThis piece comes from Nuuk in Sermersooq, Greenland, the locality that gave nuummite its name. The rock is composed principally of the amphiboles gedrite and anthophyllite, whose fine intergrowth produces its characteristic iridescence.\u003c\/p\u003e\n\u003cp\u003eNuummite from Greenland has an exceptionally long geological history, originating in Archean material later transformed by successive metamorphic events. Placed where changing light can reach it, this specimen rewards slow and repeated observation.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46011583332585,"sku":"NUU-TN-0002","price":60.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/NUU-TN-0002-7.jpg?v=1699956615"},{"product_id":"キングマンターコイズ-原石","title":"Kingman Turquoise in Matrix - Arizona","description":"\u003cp\u003eThis piece of Kingman turquoise remains joined to its host rock, preserving the character of material taken directly from its geological setting. Joun notes that its color leans toward light blue rather than the greener tones also associated with Kingman material.\u003c\/p\u003e\n\u003cp\u003eKingman turquoise comes from the Mineral Park mining area of northwestern Arizona. Turquoise is a hydrated copper-aluminum phosphate that forms as a secondary mineral in the weathered portions of copper-bearing deposits.\u003c\/p\u003e\n\u003cp\u003eThe specimen was acquired around 2020 from Native American sellers in the United States and was represented as part of their older stock. It was supplied as natural Kingman turquoise; its precise mining date and treatment history are not documented.\u003c\/p\u003e\n\u003cp\u003eThe meeting of turquoise and matrix gives the piece an unrefined, geological presence suited to a quiet shelf or mineral display.\u003c\/p\u003e\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eHandle gently and avoid water, prolonged sunlight, oils, cosmetics, and household chemicals. To reduce contact with skin oils, hold and move the specimen with a clean, soft cloth.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46019878551785,"sku":"TUK-CR-0001","price":70.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/TUK-CR-0001-6.jpg?v=1700052791"},{"product_id":"キングマンターコイズ-磨き石","title":"Kingman Turquoise in Matrix - Arizona","description":"\u003cp\u003eThis piece of Kingman turquoise remains joined to its host rock, preserving the character of material taken directly from its geological setting. Joun notes that its color leans toward light blue rather than the greener tones also associated with Kingman material.\u003c\/p\u003e\n\u003cp\u003eKingman turquoise comes from the Mineral Park mining area of northwestern Arizona. Turquoise is a hydrated copper-aluminum phosphate that forms as a secondary mineral in the weathered portions of copper-bearing deposits.\u003c\/p\u003e\n\u003cp\u003eThe specimen was acquired around 2020 from Native American sellers in the United States and was represented as part of their older stock. It was supplied as natural Kingman turquoise; its precise mining date and treatment history are not documented.\u003c\/p\u003e\n\u003cp\u003eThe meeting of turquoise and matrix gives the piece an unrefined, geological presence suited to a quiet shelf or mineral display.\u003c\/p\u003e\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eHandle gently and avoid water, prolonged sunlight, oils, cosmetics, and household chemicals. To reduce contact with skin oils, hold and move the specimen with a clean, soft cloth.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46019975905513,"sku":"TUK-PL-0001","price":65.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/TUK-PL-0001-3.jpg?v=1700052843"},{"product_id":"プレナイト-タンブル","title":"Muscat-Green Prehnite Polished Pebble","description":"\u003cp\u003eThis polished prehnite pebble from Northern Cape, South Africa, has a fresh muscat-grape color and gentle translucency. To Joun, these qualities give it an especially fruit-like appearance.\u003c\/p\u003e\n\u003cp\u003eIts rounded, polished form can be placed directly on a desk or table. It has a quiet presence that invites keeping it nearby and returning to it throughout the day.\u003c\/p\u003e\n\u003cp\u003ePrehnite is a calcium aluminium silicate that is commonly translucent and often occurs in pale green to yellow tones. As this natural object may appear tempting to handle, keep it out of reach of children.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46026456695017,"sku":"PRH-TN-0001","price":30.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/PRH-TN-0001-10.jpg?v=1700293149"},{"product_id":"シトリン-タンブル","title":"Natural Citrine Polished - DR Congo","description":"\u003cp\u003eThis polished citrine has a clear, golden yellow reminiscent of yamabuki blossoms. When light passes through it, even the shadow beneath the stone can take on a subtle yellow glow.\u003c\/p\u003e\n\u003cp\u003eThe specimen is attributed to Luena, Haut-Lomami, DR Congo. Joun favors citrine from this locality for its natural color rather than the deeper tones commonly produced by heating amethyst.\u003c\/p\u003e\n\u003cp\u003eAlthough polished and softened at the edges, the stone retains the quiet character of a mineral object. Joun recommends keeping it nearby, where its color and transmitted light can be appreciated in changing conditions.\u003c\/p\u003e\n\u003cp\u003eAvoid prolonged exposure to direct sunlight.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46039860084969,"sku":"CIT-TN-0003","price":60.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/CIT-TN-0003-6.jpg?v=1700291556"},{"product_id":"マラカイト-磨き石","title":"Vivid Green Banded Malachite - Congo","description":"\u003cp\u003eThis malachite draws the eye with its vivid green color and clearly expressed banding. The layered pattern gives the piece a quiet sense of movement and rewards close viewing.\u003c\/p\u003e\n\u003cp\u003eMalachite is an opaque copper carbonate hydroxide mineral whose characteristic green color comes from copper. Its strong natural pattern makes it an engaging object for a desk, shelf, or small display area.\u003c\/p\u003e\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eSuitable for display in sunlight. Keep dry and avoid contact with water.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46040926224617,"sku":"MAL-PL-0001","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/MAL-PL-0001-6.jpg?v=1700308519"},{"product_id":"マラカイト-磨き石-1","title":"Vivid Green Banded Malachite - Congo","description":"\u003cp\u003eThis malachite draws the eye with its vivid green color and clearly expressed banding. The layered pattern gives the piece a quiet sense of movement and rewards close viewing.\u003c\/p\u003e\n\u003cp\u003eMalachite is an opaque copper carbonate hydroxide mineral whose characteristic green color comes from copper. Its strong natural pattern makes it an engaging object for a desk, shelf, or small display area.\u003c\/p\u003e\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eSuitable for display in sunlight. Keep dry and avoid contact with water.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46040926322921,"sku":"MAL-PL-0002","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/MAL-PL-0002-1.jpg?v=1700306843"}],"url":"https:\/\/earth-river.store\/collections\/miniature-minerals.oembed?page=3","provider":"EARTH RIVER","version":"1.0","type":"link"}