AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Peru > Sphalerite (Spinel-law 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

   

Sphalerite (Spinel-law twinned crystals) from Huanzala Mine, Huallanca District, Huanuco Department, Peru

 
Sphalerite (Spinel-law twinned crystals) from Huanzala Mine, Huallanca District, Huanuco Department, Peru

Sphalerite (Spinel-law twinned crystals) from Huanzala Mine, Huallanca District, Huanuco Department, Peru

DESCRIPTION:No. 51595
Mineral:Sphalerite (Spinel-law twinned crystals)
Locality:Huanzala Mine, Huallanca District, Huanuco Department, Peru
Description:Sharp well defined lustrous black sphalerite crystals that are repeatedly twinned following the Spinel Law of twinning on the {111} face resulting in complex striated patterns on the crystal surfaces. Ex. Larry Krause (1945-2010) collection
Overall Size:5x4.5x2 cm
Crystals:2-20 mm
Archived: For reference only

 

 

 

 

 

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