Opal is nature's kaleidoscope,a gemstone that displays a mesmerizing play-of-color as light diffracts through its microscopic silica spheres. From the fiery reds of Australian black opal to the ethereal blues of Ethiopian gems, each opal is utterly unique.
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Make a custom requestOpal is composed of hydrated silica spheres arranged in patterns that diffract light into spectral colors. The finest opals show broad, vivid color flashes across the full spectrum. Black opal from Lightning Ridge, Australia, is the most valuable variety.
Black opal (dark body color with vivid play), white opal (light body), crystal opal (transparent), and fire opal (orange-red, often without play). Ethiopian Welo opals offer exceptional play-of-color at accessible prices. 5.5-6.5 Mohs hardness.
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