JTV Natural Black Opal Oval Cabochon Loose Gemstone Green Blue Play of Color Natural black opal loose gemstone showcases a captivating play of color with vibrant green and blue flashes against a dark body tone. This oval cabochon cut stone is ideal for custom jewelry designs, such as a statement ring or delicate pendant. Sourced from JTV, this genuine opal displays a unique pattern that shifts beautifully in the light, making it a standout addition to any gemstone collection. Brand: JTV Gemstone: Black Opal Shape: Oval Cut: Cabochon Color: Dark Blue with Green Flashes Transparency: Opaque to Semi-Translucent Treatment: Natural Mounting: Loose Authenticity: Genuine Bin39 Keywords: Australian Opal, Dark Opal, Fire Opal, Jewelry Making, Lapidary, Birthstone, October, Celestial, Mystical, Earthy, Artisan, Bespoke Jewelry, Gem Collector