| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Jersey > Calcite (interpenetrant-twinned crystals) on Prehnite |
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| DESCRIPTION: | No. 70837 |
| Mineral: | Calcite (interpenetrant-twinned crystals) on Prehnite |
| Locality: | Millington Quarry, Bernards Township, Somerset County, New Jersey |
| Description: | Lustrous transparent colorless pseudorhombohedral calcite crystals to 13 mm on lustrous translucent green prehnite crystals to 3 mm. The calcite crystals on the top are interpenetrant-twinned on perpendicular to the C-axis, on the {00*1} plane. From my personal collection #566; collected ca. 1995. |
| Overall Size: | 29x25x20 mm |
| Crystals: | 1-13 mm |
| Archived: | For reference only |
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