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CORUNDUM, VARIETY RUBY – ON MARBLE - JEGDALEK, AFGHANISTAN,Specimen measures 1.25” tall.

CORUNDUM, VARIETY RUBY – ON MARBLE - JEGDALEK, AFGHANISTAN,Specimen measures 1.25” tall.

20130530-10.jpg

20130530-10.jpg

Uranocircite is a uranium mineral with the chemical formula: Ba(UO2)2(PO4)2·10H2O. It is a phosphate mineral which contains barium and is a green to yellow colour. It has a Mohs hardness of about 2. 1.6 x 1.5 cm crystal group of uranocircite with a minor amount of attached matrix. Bergen, Falkenstein,  Vogtland, Saxony, Germany

Uranocircite is a uranium mineral with the chemical formula: It is a phosphate mineral which contains barium and is a green to yellow colour. It has a Mohs hardness of about x cm crystal group of uranocircite with a minor amount of attached matrix.