Product Details

🌏 Australian Boulder Opal Cab – 20.41 Carats (Limb Cast) 🌏 A striking boulder opal cabochon formed from a fossilized limb cast, showcasing a natural mix of rich brown ironstone with veins of electric blues and vibrant flashes of color running across its surface. Its elongated cab shape highlights the opal’s play of color while preserving the unique structure of the original cast. 💎 A 20.41 ct specimen that’s both a collector’s fossil opal and a jewelry-ready cab, offering history and fire in one!