mc WEEKSITE, K2(UO2)2(Si2O5)3.4H2O, Thomas Range, Juab county, Utah, 1.5 x 1.5 x .2 cm | |
Small specimen, probably micromount specimen. Thumbnail in size with small yellow Weeksite micro crystals. Weeksite is a rare Uranium Silicate with the formula K2(UO2)2(Si2O5)3.4H2O ex Mel Cannon collection. |