AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Massachusetts > Datolite and Calcite |
DESCRIPTION: | No. 40874 |
Mineral: | Datolite and Calcite |
Locality: | Lane's Quarry, Westfield, Hampden County, Massachusetts |
Description: | Portion of a zeolite cavity in basalt matrix lined with pale green datolite crystals up to 10 mm across with colorless scalenohedral calcite crystals up to 20 mm. Many of the datolite crystals have a white surface coating. Ex. Steve Chamberlain collection #4970; ex.R. Bentley in 1980; ex. R. Lapham. |
Overall Size: | 11x7x6 cm |
Crystals: | 2-20 mm |
Archived: | For reference only |
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