AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Dakota > Calcite |
DESCRIPTION: | No. 22606 |
Mineral: | Calcite |
Locality: | Black Hills, South Dakota |
Description: | Hemispherical formation of colorless, scalenohedral, calcite crystals up to 2 cm long, with overgrowth of reddish, second generation of calcite crystals up to 3 mm on one side. The reddish color is probably due to limonite. No damage. Hard to photograph. Ex. Joseph D'Agostino collection 25CP |
Overall Size: | 6x6x4 cm |
Crystals: | 2-20 mm |
Archived: | For reference only |
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