| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Canada > Calcite on Pyrite |
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| DESCRIPTION: | No. 22711 |
| Mineral: | Calcite on Pyrite |
| Locality: | Helen Mines, Wawa, Algoma District, Ontario, Canada |
| Description: | Domed formation of small pyrite crystals and colorless calcite. There appear to be two generations of calcite on the pyrite: first generation of 1 mm scalenohedral crystals and later nailhead crystals to 25 mm. |
| Overall Size: | 9x8x5.5 cm |
| Crystals: | 1-25 mm |
| Archived: | For reference only |
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