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

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Fluorite on Galena from Rogerley Mine, Frosterley, County Durham, England

 
Fluorite on Galena from Rogerley Mine, Frosterley, County Durham, England

Fluorite on Galena from Rogerley Mine, Frosterley, County Durham, England

Photo below under shortwave ultraviolet illumination:
Fluorite on Galena from Rogerley Mine, Frosterley, County Durham, England

DESCRIPTION:No. 39300
Mineral:Fluorite on Galena
Locality:Rogerley Mine, Frosterley, County Durham, England
Description:Interpenetrant-twinned crystals of transparent green fluorite over metallic galena crystals. The fluorite fluoresces bright violet under UV illumination (and shift to violet color in daylight). The fluorite crystals have cloudy white zones internally. Ex. Steve Chamberlain collection #4107; ex. Richard Barstow (Cornwall, England) in 1981
Overall Size:6x4x3.5 cm
Crystals:5-26 mm
Archived: For reference only

 

 

 

 

 

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