{"title":"Rock Crystal – Meaning, Properties \u0026 Origin | Gemstone Encyclopedia","description":"\u003ch2\u003eRock crystal impresses with its clear structure and timeless purity.\u003c\/h2\u003e\n\u003cp\u003e\u003cbr data-start=\"419\" data-end=\"422\"\u003eA versatile gemstone with natural elegance and a special charisma.\u003c\/p\u003e","products":[{"product_id":"ryolith-trommelstein-edelstein-schmuck-ketten-anhanger-a-qua-0175","title":"Rhyolite Tumbled Stone Gemstone Jewelry Chain Pendant - A Quality #0175","description":"\u003ch2\u003e\u003cstrong\u003eRhyolite Tumbled Stone Pendant – with Fabric Cord\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eA beautiful \u003cstrong\u003erhyolite tumbled stone pendant\u003c\/strong\u003e, captivating with its varied coloring and fine, natural texture.\u003cbr\u003eThe harmonious blend of \u003cstrong\u003egreen, beige, brown, and ochre tones\u003c\/strong\u003e makes each piece a \u003cstrong\u003eunique natural specimen\u003c\/strong\u003e.\u003cbr\u003eIts soft earthy colors and smooth, polished surface give the pendant a calm yet lively appearance.\u003c\/p\u003e\u003cp\u003eMeasuring approximately \u003cstrong\u003e33 × 26 mm\u003c\/strong\u003e, this pendant is comfortable to wear and a stylish eye-catcher.\u003cbr\u003eThe \u003cstrong\u003e2.5 mm drill hole\u003c\/strong\u003e is ideal for \u003cstrong\u003eleather cords, omega necklaces, or delicate silver chains\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eThe included \u003cstrong\u003eblack fabric cord\u003c\/strong\u003e (approx. \u003cstrong\u003e80 cm\u003c\/strong\u003e) is soft, supple, and ensures \u003cstrong\u003ehigh wearing comfort\u003c\/strong\u003e.\u003cbr\u003eYou will receive \u003cstrong\u003ethe rhyolite pendant shown\u003c\/strong\u003e – a naturally beautiful piece of jewelry that delights with its color diversity.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eProduct Details\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Rhyolite (tumbled stone, untreated)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Green, Beige, Brown, Ocher – with fine, natural patterning\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e approx. 33 × 26 mm (L × W)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDrill hole:\u003c\/strong\u003e approx. 2.5 mm – suitable for leather cords, omega necklaces \u0026amp; delicate silver chains\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCord:\u003c\/strong\u003e Black fabric cord, approx. 80 cm long\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWearing comfort:\u003c\/strong\u003e Soft, skin-friendly \u0026amp; supple\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e Pendant as pictured including fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eGeological Data\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMineral class:\u003c\/strong\u003e Silicates (volcanic rock)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eChemical composition:\u003c\/strong\u003e Mainly SiO₂ – silicon dioxide, with feldspar and quartz components\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCrystal system:\u003c\/strong\u003e Micro- to cryptocrystalline\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHardness (Mohs):\u003c\/strong\u003e 6 – 7\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDensity:\u003c\/strong\u003e approx. 2.5 – 2.7 g\/cm³\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eDeposits\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eRhyolite is a volcanic rock found in various regions of the Earth.\u003cbr\u003eKnown deposits are in \u003cstrong\u003eAustralia\u003c\/strong\u003e, \u003cstrong\u003eMexico\u003c\/strong\u003e, \u003cstrong\u003eIceland\u003c\/strong\u003e, \u003cstrong\u003eGermany\u003c\/strong\u003e, and the \u003cstrong\u003eUSA\u003c\/strong\u003e.\u003cbr\u003eDepending on the origin, the stones display different color nuances and structures, making each piece a unique natural product.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eGenuine natural stone with individual grain\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePolished surface with a gentle sheen\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eEarthy, harmonious color composition\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eImmediately wearable with fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eEach piece is a unique natural specimen\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seelensteinchen","offers":[{"title":"Default Title","offer_id":53589264466247,"sku":"0175","price":7.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/3529\/6839\/files\/ryolith-edelstein-heilstein-trommelstein-anhaenger-gebohrt-2.jpg?v=1774474672"},{"product_id":"ryolith-trommelstein-edelstein-schmuck-ketten-anhanger-a-qua-2324","title":"Rhyolite Tumbled Stone Gemstone Jewelry Chain Pendant - A Quality #2324","description":"\u003ch2\u003e\u003cstrong\u003eRhyolite Tumbled Stone Pendant – with Fabric Cord\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eAn expressive \u003cstrong\u003erhyolite tumbled stone pendant\u003c\/strong\u003e, impressive with its natural color variety and striking marbling.\u003cbr\u003eThe stone displays a harmonious blend of \u003cstrong\u003egreen, beige, brown, and ochre tones\u003c\/strong\u003e, traversed by fine structures and patterns that make each piece a \u003cstrong\u003eunique natural specimen\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eWith a size of approx. \u003cstrong\u003e34 × 29 mm\u003c\/strong\u003e, this pendant is comfortable to wear and at the same time a beautiful eye-catcher.\u003cbr\u003eThe \u003cstrong\u003eborehole of approx. 2.5 mm\u003c\/strong\u003e is ideal for \u003cstrong\u003eleather cords, omega necklaces, or delicate silver chains\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eThe included \u003cstrong\u003eblack fabric cord\u003c\/strong\u003e (approx. \u003cstrong\u003e80 cm\u003c\/strong\u003e) is soft, pliable, and ensures \u003cstrong\u003ecomfortable wear\u003c\/strong\u003e.\u003cbr\u003eYou will receive \u003cstrong\u003ethe pictured rhyolite pendant\u003c\/strong\u003e – a high-quality piece of jewelry with natural structure and warm coloring.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eProduct Details\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Rhyolite (tumbled stone, untreated)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Green, Beige, Brown, Ochre – with natural patterning\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e approx. 34 × 29 mm (L × W)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eBorehole:\u003c\/strong\u003e approx. 2.5 mm – suitable for leather cords, omega necklaces \u0026amp; delicate silver chains\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCord:\u003c\/strong\u003e Black fabric cord, approx. 80 cm long\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWearing Comfort:\u003c\/strong\u003e Soft, skin-friendly \u0026amp; pliable\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eScope of Delivery:\u003c\/strong\u003e Pictured pendant including fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eGeological Data\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Silicates (volcanic rock)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eChemical Composition:\u003c\/strong\u003e Primarily SiO₂ – silicon dioxide, with feldspar and quartz components\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Micro- to cryptocrystalline\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHardness (Mohs):\u003c\/strong\u003e 6 – 7\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDensity:\u003c\/strong\u003e approx. 2.5 – 2.7 g\/cm³\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eDeposits\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eRhyolite is a volcanic rock found worldwide – significant deposits are in \u003cstrong\u003eAustralia\u003c\/strong\u003e, the \u003cstrong\u003eUSA\u003c\/strong\u003e, \u003cstrong\u003eMexico\u003c\/strong\u003e, \u003cstrong\u003eGermany\u003c\/strong\u003e, and \u003cstrong\u003eIceland\u003c\/strong\u003e.\u003cbr\u003eEach deposit produces different color variants and structures, making each piece an individual natural product.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eGenuine natural stone with individual, richly structured marbling\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePolished surface with a gentle sheen\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eBright, earthy color composition\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eImmediately wearable with fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eEach piece is a unique natural specimen\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seelensteinchen","offers":[{"title":"Default Title","offer_id":53589284192583,"sku":"2324","price":7.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/3529\/6839\/files\/ryolith-edelstein-heilstein-trommelstein-anhaenger-gebohrt.jpg?v=1774475024"},{"product_id":"ryolith-blume-trommelstein-edelstein-schmuck-ketten-anhanger-5759","title":"Rhyolite Flower Tumbled Stone Gemstone Jewelry Necklace Pendant - A Quality #5759","description":"\u003ch2\u003e\u003cstrong\u003eRhyolite \"Flower\" Gemstone Pendant – with Fabric Cord\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eAn extraordinary \u003cstrong\u003erhyolite pendant\u003c\/strong\u003e that impresses with its natural, flower-like structure and harmonious variety of colors.\u003cbr\u003eThe polished gemstone shows a fascinating interplay of earthy green, gray, brown, and cream tones – with delicate, blossom-shaped patterns that give it its name \"Flower.\"\u003cbr\u003eEach piece is a \u003cstrong\u003eunique natural specimen\u003c\/strong\u003e, carefully cut and polished to highlight its special grain and gentle color transitions.\u003c\/p\u003e\u003cp\u003eWith a size of approx. \u003cstrong\u003e48 × 48 mm\u003c\/strong\u003e, this pendant is an expressive piece of jewelry with natural radiance.\u003cbr\u003eThe \u003cstrong\u003edrilling of approx. 2.5 mm\u003c\/strong\u003e is ideal for leather cords, omega necklaces, or delicate silver chains.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eincluded black fabric cord (approx. 100 cm)\u003c\/strong\u003e is soft, supple, and ensures high wearing comfort.\u003cbr\u003eYou will receive \u003cstrong\u003ethe rhyolite flower pendant shown\u003c\/strong\u003e – a hand-polished piece of jewelry with a natural structure and unique patterning.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eProduct Details\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Rhyolite \"Flower\" (tumbled stone, untreated, polished)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Earthy green, brown, and beige tones with a flower-like structure\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e approx. 48 × 48 mm (L × W)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDrilling:\u003c\/strong\u003e approx. 2.5 mm – suitable for leather cords, omega necklaces \u0026amp; delicate silver chains\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCord:\u003c\/strong\u003e Black fabric cord, approx. 100 cm long\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWearing Comfort:\u003c\/strong\u003e Soft, skin-friendly \u0026amp; supple\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e Pendant shown incl. fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eUnique jewelry:\u003c\/strong\u003e Each stone is a hand-polished individual piece\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eGeological Data\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Silicates (Volcanic rock, quartz-feldspar mixture)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eChemical Composition:\u003c\/strong\u003e SiO₂ – silicon dioxide with feldspar and trace elements\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Trigonal (quartz components)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHardness (Mohs):\u003c\/strong\u003e 6 – 7\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDensity:\u003c\/strong\u003e approx. 2.5 – 2.8 g\/cm³\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eLocations\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eRhyolite, also known as \u003cstrong\u003eflower stone\u003c\/strong\u003e, is found in various regions of the world – significant deposits are located in \u003cstrong\u003eAustralia, Mexico, Iceland, and the USA\u003c\/strong\u003e.\u003cbr\u003eIts typical structure is formed by natural volcanic processes that create unique patterns and \"flower\" formations in the rock.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eSpecial Features\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eGenuine \u003cstrong\u003erhyolite flower natural stone\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDistinctive, flower-like patterning\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ePolished surface with a smooth luster\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eImmediately wearable with fabric cord\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHand-cut natural unique piece\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seelensteinchen","offers":[{"title":"Default Title","offer_id":53589352579399,"sku":"5759","price":17.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/3529\/6839\/files\/ryolith-trommelstein-edelstein-schmuck-ketten-anhaenger-heilstein-231123.jpg?v=1774476063"},{"product_id":"ryolith-edelstein-trommelstein-scheibenstein-handschmeichler-6758","title":"Rhyolite - Gemstone - Tumbled Stone - Disc Stone - Worry Stone - A Quality #6758","description":"\u003ch2\u003e\u003cstrong\u003eRhyolite Palm Stone – Display Stone \u0026amp; Gemstone (A-Quality)\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eA beautiful \u003cstrong\u003eRhyolite gemstone\u003c\/strong\u003e in \u003cstrong\u003eA-quality\u003c\/strong\u003e, carefully cut and polished. This natural stone displays a varied \u003cstrong\u003ecolor structure in green, beige, brown, and gray tones\u003c\/strong\u003e, often with fine patterns and inclusions that give each piece an individual appearance. Every rhyolite is a \u003cstrong\u003eunique natural specimen\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eWith a size of approximately \u003cstrong\u003e40 × 40 mm\u003c\/strong\u003e, the stone fits comfortably in the hand and is ideal as a \u003cstrong\u003epalm stone\u003c\/strong\u003e or \u003cstrong\u003edisplay stone\u003c\/strong\u003e. Its smooth surface and harmonious shape also make it a decorative companion.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe photo shows a sample – you will receive a comparable gemstone.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eProduct Details\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Real Rhyolite\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eShape:\u003c\/strong\u003e Palm Stone \/ Display Stone\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e approx. 40 × 40 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eQuality:\u003c\/strong\u003e A-Quality\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Green, beige, brown, gray – with natural patterning\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eUse:\u003c\/strong\u003e Palm stone, display stone, decoration\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSpecial Feature:\u003c\/strong\u003e Each piece is a unique natural specimen (sample image)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eBenefits \u0026amp; Use\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eSmooth, polished, pleasantly cool surface\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIndividual natural color pattern – each piece is unique\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eIdeal as a \u003cstrong\u003edecorative stone, palm stone, or display stone\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHigh-quality, hand-picked craftsmanship\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eLocations\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eRhyolite is found worldwide, including in \u003cstrong\u003eMadagascar\u003c\/strong\u003e, \u003cstrong\u003eIceland\u003c\/strong\u003e, \u003cstrong\u003eAustralia\u003c\/strong\u003e, \u003cstrong\u003eMexico\u003c\/strong\u003e, and the \u003cstrong\u003eUSA\u003c\/strong\u003e. Pieces with contrasting color patterns and fine structures are particularly valued.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eChemical Composition\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMineral Class:\u003c\/strong\u003e Silicates (Volcanic Rock)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e variable (mostly SiO₂-rich)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHardness:\u003c\/strong\u003e 6 – 7 (Mohs)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDensity:\u003c\/strong\u003e approx. 2.4 – 2.6 g\/cm³\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Trigonal (fine-grained)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Green, beige, brown, gray\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Seelensteinchen","offers":[{"title":"Default Title","offer_id":53589653324103,"sku":"6758","price":12.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/3529\/6839\/files\/ryolith-scheibenstein-edelstein-trommelstein-handschmeichler-entspannung-massage-chakra-seelensteinchen.webp?v=1776002222"}],"url":"https:\/\/seelensteinchen.de\/en\/collections\/rhyolith-edelstein-lexikon-eigenschaften-herkunft-wissenswertes.oembed","provider":"Seelensteinchen","version":"1.0","type":"link"}