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

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Chalcocite (twinned crystals) from Cornwall, England

 
Chalcocite (twinned crystals) from Cornwall, England

Chalcocite (twinned crystals) from Cornwall, England

Chalcocite (twinned crystals) from Cornwall, England

DESCRIPTION:No. 82143
Mineral:Chalcocite (twinned crystals)
Locality:Cornwall, England
Description:Elongated sooty gray chalcocite crystals that are twinned on the {110} plane resulting in a fourling-twin when viewed down the long axis. Ex. Miller collection T3184; ex. Betts #65971; ex. Perham's (West Paris, Maine) ca. 1975
Overall Size:11x3x3 mm
Crystals:11 mm
Archived: For reference only

 

 

 

 

 

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