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Bixbyite 2.82 ct.



79,30 €

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Bixbyite 2.82 ct.

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Bixbyite is a Manganese Iron Oxide with formula (Mn, Fe)2O3 and hardness of 6.5 Is a rare mineral that forms small modified cubic crystal usually smaller than 10 mm. It has a metallic opaque look and tiny natural cavities may be present on the surface. It comes from Topaz Mountains,Juab County,Utah. Size:7.3x7.3x4.4 mm. Weight:2.82 ct. CODE#2645