AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Pennsylvania > Calcite (twinned crystal) with Pyrite inclusions

Calcite (twinned crystal) with Pyrite inclusions from H.R. Miller Limestone Quarry, Wabank Road, Millersville, Lancaster County, Pennsylvania

DESCRIPTION:	No. 54962
Mineral:	Calcite (twinned crystal) with Pyrite inclusions
Locality:	H.R. Miller Limestone Quarry, Wabank Road, Millersville, Lancaster County, Pennsylvania
Description:	Transparent colorless calcite crystal with yellow-green coloration caused by microscopic pyrite inclusions in the outermost layer. The calcite crystal is twinned on a plane running through the center and has small colorless calcite crystals on top edge.
Overall Size:	35x22x16 mm
Crystals:	micro to 35 mm
Archived:	For reference only

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