AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Virginia > Gypsum var. Fishtail Twins |
DESCRIPTION: | No. 76393 |
Mineral: | Gypsum var. Fishtail Twins |
Locality: | shore of Potomac River, King George County, Virginia |
Description: | Stacked formation of parallel V-twinned translucent gray gypsum crystals. The gypsum has clay inclusions that give it the gray-tan color. |
Overall Size: | 9x3x1.5 cm |
Crystals: | 10-20 mm |
Archived: | For reference only |
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