AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Calcite on Fluorite

Calcite on Fluorite from Boltsburn Mine, West Side, near the forehead, Rookhope, County Durham, England

Photo below under shortwave ultraviolet illumination:

DESCRIPTION:	No. 75113
Mineral:	Calcite on Fluorite
Locality:	Boltsburn Mine, West Side, near the forehead, Rookhope, County Durham, England
Description:	Lustrous transparent blue-gray cubic fluorite crystals to 24 mm with scattered overgrowth of lustrous transparent colorless calcite crystals to 3 mm. Red-brown sphalerite microcrystals are included within the fluorite. The fluorite fluoresces under SW UV Collected in 1937
Overall Size:	10.5x4x3.5 cm
Crystals:	micro to 24 mm
Status:	Sold - Posted here for reference only
Buy similar:	Minerals from UK, Iceland, Greenland > Halide Minerals

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