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

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

   

Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

 
Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

Photo below under shortwave ultraviolet illumination:
Fluorite (interpenetrant-twinned crystals) from Billing Hills Mine, Eastgate, Weardale, County Durham, England

DESCRIPTION:No. 58271
Mineral:Fluorite (interpenetrant-twinned crystals)
Locality:Billing Hills Mine, Eastgate, Weardale, County Durham, England
Description:Lustrous transparent yellow cubic fluorite crystals that are interpenetrant-twinned. The fluorite crystals have subtle crystallization patterns on the surfaces that give them slightly silky luster. The fluorite fluoresces violet under SW UV illumination.
Overall Size:8x7x4.5 cm
Crystals:5-17 mm
Archived: For reference only

 

 

 

 

 

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