|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Wisconsin > Calcite over Marcasite and Sphalerite
|Calcite over Marcasite and Sphalerite
|Shullsburg District, Lafayette County, Wisconsin
|Lustrous colorless transparent scalenohedral calcite crystals to 75 mm on curved plates of yellow-metallic marcasite crystals to 2 mm with translucent brown sphalerite crystals to 2 mm. The calcite crystals have crystallization patterns on the surfaces Ex. Mort Metersky collection, director of International Calcite Collectors Association; collected ca. 1940
|For reference only
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