Australian Black Opal Rub – Lightning Ridge 4ct SIZE 12MM X 12MM X 3MM

Key features 4-carat black opal from Lightning Ridge, Australia Dark base with vibrant blue and green color flashes Roughly polished rub, ideal for custom jewellery creation Ethically sourced, supporting sustainable mining practices Technical specifications Typp: Black opal Source: Lightning Ridge Australia Shape: Rub Cut: Roughly polished Weight: 4 carats Dimensions: 12MMX 12MM X 3MM Colours: Vibrant blue and green flashes on dark base Ethical sourcing: Yes Detailed description This opal originates from the world-famous Lightning Ridge opal fields, known for producing some of the rarest and most sought-after black opals. With a dark base that enhances the vivid blue and green flashes, this opal rub is perfect for those looking to craft unique, high-quality jewellery. Weighing 4 carats, it is roughly polished and retains its natural character, allowing jewellers to cut and shape it to suit their design vision.  Care instructions To keep your opal looking its best, store it in a cool, moist environment and avoid exposure to extreme temperatures. Clean it gently with a soft, damp cloth, and avoid using harsh chemicals or abrasive materials. Suggested uses This black opal rub is ideal for crafting custom rings, pendants, or other statement jewellery pieces. It adds a unique Australian touch to any design and is a prized addition for collectors who appreciate rare and authentic opals. Origin and Ethical Sourcing Sourced responsibly from Australia’s iconic Lightning Ridge, this opal was ethically mined, supporting sustainable practices and local communities.