WGNHS
Wisconsin Geological and Natural History Survey

Dyscrasite

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Dyscrasite crystal cluster. From Uranium Mine #21, Pribram, Bohemia, Czech Republic. Sample is 3.5 x 3.2 x 1.5 cm in size. (Image courtesy Rob Lavinsky and irocks.com.)

Formula: Ag3Sb Orthorhombic

Description:Dyscrasite as a rare mineral found with other silver minerals in hydrothermal deposits.ONEIDA COUNTY: Dyscrasite occurs with silver, gold, pyrargyrite, acanthite, galena, sphalerite and chalcopyrite in the Lynn massive sulfide deposits (Kennedy et al., 1991).