|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Iowa > Pyrite on Calcite
|Pyrite on Calcite
|Pint's Quarry, Raymond, Black Hawk County, Iowa
|Lustrous yellow-metallic pyrite crystals to 3.5 mm on lustrous translucent colorless scalenohedral calcite crystals to 21 mm long on brown limestone. The pyrite crystals are complex crystal form and have greenish iridescence on the surfaces. Collected ca. 1970
|micro to 21 mm
|For reference only
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