AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Jersey > Calcite (interpenetrant-twinned crystals) on Prehnite

Calcite (interpenetrant-twinned crystals) on Prehnite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Photo below under shortwave ultraviolet illumination:

Photo below under longwave ultraviolet illumination:

DESCRIPTION:	No. 82563
Mineral:	Calcite (interpenetrant-twinned crystals) on Prehnite
Locality:	Millington Quarry, Bernards Township, Somerset County, New Jersey
Description:	Lustrous transparent colorless pseudorhombohedral calcite crystals to 13 mm on lustrous translucent green prehnite crystals to 3 mm. The calcite crystals on the top are interpenetrant-twinned on perpendicular to the C-axis, on the {00*1} plane. Ex. Miller collection T3390; ex. Betts #70837; ex. Betts personal collection #566; collected ca. 1995
Overall Size:	29x25x20 mm
Crystals:	1-13 mm
Archived:	For reference only

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