AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Hampshire > Quartz var. Smoky Quartz (Dauphiné-law twins) |
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DESCRIPTION: | No. 71721 |
Mineral: | Quartz var. Smoky Quartz (Dauphiné-law twins) |
Locality: | Moat Mountain, west of North Conway, Carroll County, New Hampshire |
Description: | Two parallel lustrous doubly-terminated transparent smoky quartz crystal with bottom terminations composed of many small parallel faces. The smoky quartz crystals are twinned following the Dauphiné Law of quartz twinning with suture lines visible. Ex. Thomas A. Penney (1934-2019) collection, collected in the 1970s |
Overall Size: | 5x2.5x2 cm |
Crystals: | 40-45 mm |
Archived: | For reference only |
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