{"title":"Black","description":"\u003cp\u003eBlack color minerals.\u003c\/p\u003e","products":[{"product_id":"ラブラドライト-オーロラクリスタル-スフィア","title":"Dark Labradorite Galaxy Sphere","description":"\u003cp\u003eWith its dark base and shifting labradorescence, this sphere feels more like a galaxy than the aurora often associated with labradorite. The flashes appear and recede as the stone is turned beneath the light, revealing different areas from one viewing angle to the next.\u003c\/p\u003e\n\u003cp\u003eLabradorescence is an optical effect created when light interacts with fine internal structures in the feldspar. For this piece, Joun recommends viewing it at night beneath a room light rather than in natural daylight. Slowly rotating the sphere may reveal flashes in places you had not noticed before.\u003c\/p\u003e\n\u003cp\u003eIts substantial weight gives it a strong physical presence. Keep it on a suitable sphere stand for everyday display.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 60 mm in diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 322 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Sphere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocality:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":41665283391721,"sku":"LAB-SP-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-131.jpg?v=1634623719"},{"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":"ブルッカイト-ハイクリスタル-結晶","title":"Brookite Crystal with Red-Orange Edges","description":"\u003cp\u003eA thin, plate-like brookite crystal with a strong luster. The central and upper areas are deep brown, approaching black, while red-orange color appears along both side edges. These translucent margins give the crystal the appearance of dark glass edged with warmer color.\u003c\/p\u003e\n\u003cp\u003eFine vertical striations run across the broad face, catching and reflecting light strongly. The upper edge is flat, while the lower edge ends at an angle. Joun describes its presence as forceful—a personal impression that sits well with the contrast between its thin form and assertive reflections.\u003c\/p\u003e\n\u003cp\u003eThis is a brookite crystal in its own right, rather than brookite enclosed in quartz. It comes from the Ras Koh Mountains in Kharan District, Balochistan, Pakistan. Brookite is a form of titanium dioxide with a crystal structure distinct from those of rutile and anatase.\u003c\/p\u003e\n\u003cp\u003eFor closer viewing, use a loupe to follow the fine striations, with soft light directed from the side to explore the reflections across the face. This also offers a way to appreciate the contrast between the dark center and translucent edges.\u003c\/p\u003e\n\u003cp\u003eHandle carefully as a mineral specimen: brookite is brittle. Keep it away from direct sunlight and water, and wipe gently with a soft cloth when needed.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42031319154921,"sku":"BRK-CR-0001","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-2242.jpg?v=1636464289"},{"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":"モリオン-守り石-タンブル-ウクライナ産","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":42098391843049,"sku":"MOR-TN-0001","price":65.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/products\/earth-river-crystal-259.jpg?v=1637491349"},{"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":"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":"コーベライト-クリスタル-タンブル","title":"Polished Peruvian Covellite in Deep Metallic Blue","description":"\u003cp\u003eThis rounded, irregular covellite has been polished to a strong metallic gloss. Its near-black indigo ground is scattered with fine gray markings, while slender blue-green and yellow-brown lines appear toward the lower area.\u003c\/p\u003e\n\u003cp\u003eCovellite is a copper sulfide mineral with the formula CuS, admired by collectors for its naturally deep blue metallic character. This specimen is from Peru and offers a compact, tactile expression of the material.\u003c\/p\u003e\n\u003cp\u003eView it under soft side light, positioned away from direct reflections. This allows the dark blue ground and subtle colored lines to emerge without the polished surface overwhelming them.\u003c\/p\u003e\n\u003cp\u003eIf the surface becomes cloudy, it may be gently refreshed with a silver-polishing cloth. Do not wash with water.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":42359882776809,"sku":"COV-TN-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-379.jpg?v=1641908494"},{"product_id":"ヌーマイト-クリスタル-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":42866608308457,"sku":"NUU-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-425_492b7eb1-3533-42ac-9499-c6a99c5eea45.jpg?v=1649909085"},{"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":"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":"ラブラドライト-磨き石","title":"Aurora-Blue Polished Labradorite from Madagascar","description":"\u003cp\u003eThis polished labradorite from Madagascar displays a beautiful light-blue labradorescence. Its shifting reflection gives the piece an aurora-like character as the viewing angle changes.\u003c\/p\u003e\n\u003cp\u003eThe stone is slightly translucent. When illuminated, the shadowed area beneath the blue flash can reveal a subtle orange tone—a quiet detail that rewards closer observation.\u003c\/p\u003e\n\u003cp\u003eFor viewing, Joun recommends placing it beneath a room light at night and looking at the polished face directly. Under this controlled light, the labradorescence becomes especially clear.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46040933728489,"sku":"LAB-PL-0001","price":45.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/LAB-PL-0001-2.jpg?v=1700308023"},{"product_id":"セラフィナイト-磨き石","title":"Seraphinite Feathered Teardrop Cabochon","description":"\u003cp\u003eThis polished seraphinite has a dark mauve-green ground crossed by several white-to-silver feather patterns. Their shifting, plume-like appearance gives the stone a quiet sense of depth.\u003c\/p\u003e\n\u003cp\u003eSeraphinite is the trade name for a chatoyant variety of clinochlore. This specimen comes from Zheleznogorsk-Ilimsky in the Nizhneilimsky District of Russia’s Irkutsk Oblast. It was sent to Jaipur, India, where it was shaped and polished into a graceful teardrop cabochon.\u003c\/p\u003e\n\u003cp\u003eJoun suggests viewing it in the palm during a quiet moment, allowing the silver patterns to reveal themselves gradually as the angle changes.\u003c\/p\u003e\n\u003cp\u003eKeep away from direct sunlight.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46040939004137,"sku":"SRP-PL-0001","price":50.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/SRP-PL-0001-6.jpg?v=1700311950"},{"product_id":"オブシディアン-磨き石","title":"Silver Sheen Obsidian — Mexico","description":"\u003cp\u003eA polished oval cabochon of Mexican obsidian, measuring approximately 44 × 29 × 6 mm. 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":46041967427817,"sku":"OBS-PL-0003","price":25.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/OBS-PL-0003-1.jpg?v=1700322729"},{"product_id":"ピーターサイトタイガーアイ-磨き石","title":"Cross-Chatoyant Tiger’s Eye Oval Cabochon","description":"\u003cp\u003eThis polished oval cabochon from Northern Cape, South Africa, presents an unusual arrangement of pattern and light. A softly rippling, fur-like structure runs lengthwise through the stone, while several chatoyant bands appear across it from the opposite direction.\u003c\/p\u003e\n\u003cp\u003eTiger’s eye belongs to the quartz group and is known for its silky lustre, created by parallel mineral structures within the material. Here, that familiar optical movement is given a more complex character by the crossing directions.\u003c\/p\u003e\n\u003cp\u003eDespite its slim profile, Joun finds this piece relatively easy to handle. View it beneath a direct light and slowly change the angle to follow the shifting bands across the polished surface.\u003c\/p\u003e","brand":"EARTH RIVER","offers":[{"title":"Default Title","offer_id":46041971982569,"sku":"PTG-PL-0001","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/1516\/5161\/files\/PTG-PL-0001-1.jpg?v=1700323370"}],"url":"https:\/\/earth-river.store\/collections\/black.oembed?page=2","provider":"EARTH RIVER","version":"1.0","type":"link"}