{"title":"BLACK OPAL (PRECIOUS)","description":"\u003cp\u003e\u003cspan\u003eDON’T MISS THE GOOD STUFF AT THE BOTTOM!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBlack Opal — The Stone of Reflection, Self-Discovery, and Hidden Light\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlack opal is one of the world’s most breathtaking gemstones, famous for its mesmerizing flashes of vibrant color dancing across a naturally dark body tone. Often considered the most valuable variety of precious opal, black opal combines rarity, beauty, and mystery into a single gemstone. Its dramatic play-of-color has fascinated collectors, jewelers, and gemstone enthusiasts for generations, making it a true treasure of the mineral world.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAKA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePrecious Black Opal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAustralian Black Opal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLightning Ridge Opal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDark Opal (when referring to slightly lighter body tones)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBlack Crystal Opal (transparent to translucent variety with a dark body tone)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Collectors Love It\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCollectors prize black opal because no two stones are ever alike. Every specimen displays a completely unique arrangement of brilliant colors that can include electric blue, emerald green, fiery orange, crimson red, violet, gold, and every shade in between. The darker body color dramatically enhances these flashes, creating an almost magical appearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause fine black opal is exceptionally rare, high-quality specimens often become centerpiece pieces within mineral and gemstone collections. Their beauty continues to reveal itself from every viewing angle, making them endlessly fascinating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHighlights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThe rarest and most valuable variety of precious opal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFamous for brilliant play-of-color against a dark background\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEvery stone is naturally unique\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrimarily found in Australia\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCan display every color of the rainbow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHighly sought after by collectors and jewelry designers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eContains microscopic silica spheres that create optical diffraction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBirthstone for October\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eChemical Formula:\u003c\/span\u003e\u003cspan\u003e SiO₂·nH₂O\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMineral Composition:\u003c\/span\u003e\u003cspan\u003e Hydrated silica\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eHardness:\u003c\/span\u003e\u003cspan\u003e 5.5–6.5 on the Mohs scale\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSpecific Gravity:\u003c\/span\u003e\u003cspan\u003e Approximately 1.98–2.25\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eLuster:\u003c\/span\u003e\u003cspan\u003e Vitreous to waxy\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTransparency:\u003c\/span\u003e\u003cspan\u003e Opaque to translucent\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCleavage:\u003c\/span\u003e\u003cspan\u003e None\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFracture:\u003c\/span\u003e\u003cspan\u003e Conchoidal to uneven\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCrystal System:\u003c\/span\u003e\u003cspan\u003e Amorphous (non-crystalline)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLocalities\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe overwhelming majority of the world’s finest black opal comes from Australia.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMajor sources include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLightning Ridge, New South Wales, Australia (the world’s premier source)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMintabie, South Australia\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWhite Cliffs, Australia\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEthiopian deposits (dark opals occur but differ geologically)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHonduras (black matrix opal)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrazil (small amounts)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLightning Ridge remains the global standard for premium black opal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGeological Formation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlack opal forms over millions of years when silica-rich groundwater slowly fills fractures, cavities, and voids within sedimentary rocks. As the water evaporates, microscopic silica spheres settle into orderly arrangements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen these silica spheres are nearly identical in size and arranged in perfect patterns, they diffract light, producing the remarkable play-of-color that precious opal is famous for.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe dark body tone comes from naturally occurring carbon, iron oxides, or other mineral inclusions beneath or within the silica layers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMineralogy Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlthough classified as a mineraloid rather than a true mineral because it lacks a crystalline structure, black opal remains one of Earth’s most extraordinary natural materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts color display is not caused by pigments but by the physical structure of the silica spheres interacting with light. This phenomenon is known as diffraction, making black opal one of the few gemstones whose colors are entirely structural.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWater content typically ranges from 3% to 21%, depending on the specimen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDeep black to dark gray body tone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrilliant rainbow play-of-color\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEvery pattern is naturally unique\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMay display pinfire, broad flash, rolling flash, harlequin, ribbon, floral, or flagstone patterns\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHighly reflective color movement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOften cut into cabochons to maximize optical effects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExtremely collectible\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThe Geological Era\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMost Australian black opal formed during the \u003c\/span\u003e\u003cspan\u003eCretaceous Period\u003c\/span\u003e\u003cspan\u003e, approximately \u003c\/span\u003e\u003cspan\u003e100–120 million years ago\u003c\/span\u003e\u003cspan\u003e, when inland seas covered much of present-day Australia.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAncient marine sediments provided the ideal environment for silica-rich groundwater to create the world’s famous opal fields.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMineral Class\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMineraloid (Hydrated Silica)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlthough commonly grouped with minerals, opal lacks an ordered crystal lattice and is therefore technically classified as a mineraloid.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRock Formation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlack opal is most commonly associated with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSedimentary rocks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSandstone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClaystone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIronstone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSilica-rich sedimentary deposits\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLevel of Rarity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBlack opal is considered \u003c\/span\u003e\u003cspan\u003eextremely rare\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhile common opal occurs worldwide, gem-quality black opal displaying vivid play-of-color represents only a tiny fraction of all opal discovered. Fine Lightning Ridge stones displaying intense reds, oranges, greens, and blues are among the most valuable gemstones in the world.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLarge, flawless specimens with exceptional color patterns can command extraordinary prices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHistorical and Folklore Stories\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor centuries, opals have inspired legends across many cultures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAncient Romans considered opal the most precious gemstone because they believed it combined the beauty of every other gem into one stone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eArab legends claimed opals fell from the heavens during lightning storms, carrying flashes of lightning inside them.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAustralian Aboriginal traditions tell stories of the Creator descending to Earth on a rainbow, with the places where the rainbow touched the ground becoming fields of colorful opal.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDuring parts of 19th-century Europe, opals unfortunately gained an undeserved reputation for bad luck after being featured in fictional literature. This myth has long since faded, and today black opal is celebrated as one of the world’s most treasured gemstones.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMetaphysical Nod\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMany people associate black opal with transformation, intuition, creativity, and emotional clarity. It is often believed to help reveal hidden talents while encouraging confidence during periods of personal growth and change.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSome believe black opal acts like a mirror, amplifying both positive intentions and emotional awareness, making it a favorite stone for meditation and self-discovery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMany associate black opal with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRoot Chakra\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSacral Chakra\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThird Eye Chakra\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCrown Chakra\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCommon intentions include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePersonal transformation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEmotional healing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCreativity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspiration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntuition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfidence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProtection during change\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpiritual exploration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eSuggested mantras:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eI welcome transformation with courage.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMy inner light shines brilliantly.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCreativity flows effortlessly through me.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eI trust my intuition.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eI embrace new possibilities.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDisplay and Care Instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlthough beautiful, black opal requires thoughtful care.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eStore separately from harder gemstones to prevent scratching.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid sudden temperature changes.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep away from prolonged exposure to direct heat.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClean using lukewarm water, mild soap, and a soft cloth.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNever use ultrasonic or steam cleaners.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid harsh chemicals and abrasive cleaners.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWear jewelry carefully, as opal is softer than many gemstones.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStore in a stable environment to help maintain its natural moisture balance.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow to Spot a Fake\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause black opal is valuable, imitations are fairly common.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSigns of genuine black opal include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNatural, irregular play-of-color that shifts smoothly as the stone moves.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnique patterns with no repeating designs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSlight natural imperfections under magnification.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eColors appearing to originate from within the stone rather than sitting on the surface.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003ePotential signs of imitation include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePerfectly repeating color patterns.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlastic-like appearance or feel.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eObvious layered “doublet” or “triplet” construction when viewed from the side.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUniform color without natural variation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePrinted or artificial-looking flashes.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003ePurchasing from knowledgeable, reputable mineral dealers remains the best way to ensure authenticity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Trust Wandering Stones\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt Wandering Stones, we believe every mineral has a story worth sharing. We carefully select specimens for their natural beauty, authenticity, and character, while providing accurate geological information that helps collectors appreciate each piece beyond its appearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you’re searching for a brilliant display specimen, a meaningful gift, or the next centerpiece of your collection, our goal is to connect you with genuine minerals that inspire curiosity and wonder. Every stone is chosen with collectors in mind, because we are collectors ourselves.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"sphere-black-opal","title":"SPHERE | Black Opal","description":"","brand":"Wandering Stones","offers":[{"title":"SPH45","offer_id":43518746067003,"sku":"SPH45","price":39.0,"currency_code":"USD","in_stock":true},{"title":"SPH46","offer_id":43518746099771,"sku":"SPH46","price":49.0,"currency_code":"USD","in_stock":true},{"title":"SPH47","offer_id":43518746132539,"sku":"SPH47","price":59.0,"currency_code":"USD","in_stock":true},{"title":"SPH48","offer_id":43518746165307,"sku":"SPH48","price":79.0,"currency_code":"USD","in_stock":true},{"title":"SPH49","offer_id":43518746198075,"sku":"SPH49","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0365\/5358\/8795\/files\/C4AA194F-A11D-4ADC-BE68-6138DC98A5E1.jpg?v=1779027876"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0365\/5358\/8795\/collections\/IMG-5950.png?v=1784548295","url":"https:\/\/wanderingstones.com\/collections\/black-opal-precious.oembed","provider":"Wandering Stones","version":"1.0","type":"link"}