AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Fluorite interpenetrant-twinned crystals

Fluorite interpenetrant-twinned crystals from Frazer's Hush Mine, Rookhope, Weardale, County Durham, England

Photo below under shortwave ultraviolet illumination:

DESCRIPTION:	No. 70305
Mineral:	Fluorite interpenetrant-twinned crystals
Locality:	Frazer's Hush Mine, Rookhope, Weardale, County Durham, England
Description:	Lustrous transparent cubic purple fluorite crystals to 12 mm over two generations of earlier fluorite crystals. The fluorite crystals are interpenetrant-twinned and fluoresces bright violet under UV illumination.
Overall Size:	9x7x6 cm
Crystals:	4-12 mm
Archived:	For reference only

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