| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Apophyllite with Calcite |
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| DESCRIPTION: | No. 72809 |
| Mineral: | Apophyllite with Calcite |
| Locality: | French Creek Iron Mines, St. Peters, Chester County, Pennsylvania |
| Description: | Lustrous transparent gray apophyllite crystals to 4 mm covering convoluted surfaces on the front of a gray matrix plate with a few golden-brown calcite crystals to 8 mm deep in a crevice. The apophyllite crystals are equant cubes with {111} corner faces. Ex. W. B. Thompson collection; ex. Dr. Joseph Springall (1811-1895) of Dexter, Maine |
| Overall Size: | 14x9x3.5 cm |
| Crystals: | 1-8 mm |
| Archived: | For reference only |
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