AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New York > Quartz var. Herkimer Diamond |
DESCRIPTION: | No. 49204 |
Mineral: | Quartz var. Herkimer Diamond |
Locality: | Middleville, Herkimer County, New York |
Description: | Triangular cluster of black Herkimer Diamonds (water-clear doubly-terminated quartz crystals) with black inclusions with secondary generation of transparent crystals. The dark crystals are caused by microscopic hydrocarbon inclusions. |
Overall Size: | 8x5.5x4 cm |
Crystals: | 2-10 mm |
Archived: | For reference only |
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