Log In
Gearksutite from Russia
C3U-L1GGearksutite Ca[Al(F,OH)5(H2O)]
Pit No. 69, Ilmen Mountains, Chelyabinsk Oblast, RussiaField of View: 4 cm
Two fragments of compact earthy chalky-white Gearksutite from zone of hydrothermal alteration of Cryolite nest within quartz core of the pegmatite. Collected by Victor I. Stepanov in 60th. Pavel M. Kartashov collection and scan.

