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niobium and gold vapor
Weight: 21g
Rough Natural Ethiopian Opal
This iridescent effect occurs due to the diffraction of light within the layered structure of the mineral
Pieces measure approximately 7cm (AVERAGE SIZE)
Dioptase Points 1 Lb. Menu Spheres niobium and gold vaporQuantity: 1 Pound Pieces measure, on average: 3 in Dioptase, a vibrant emerald green copper silicate mineral, crystallizes in desert regions from copper rich water interacting with silica, first discovered in Kazakhstan in the 18th century and also found in locations like Namibia and the Southwestern USA
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