|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Connecticut > Calcite and Quartz in basalt pocket
|Calcite and Quartz in basalt pocket
|Farmington Trap Rock Quarry, Farmington, Connecticut
|Calcite crystals lining vein in basalt. Crystals vary from 5 to 30 mm. Late-growth calcite fluoresces orange under SW UV illumination. Ex. Walton Collection
|For reference only
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