Sphalerite

  
  
  
Sphalerite with twin
Origin: Balmat, New York, U.S.A.
Sample size: 2.75 x 1.75 x 1.5 cm
 
  
Sphalerite with chalcopyrite
  
 
  
Sphalerite with chalcopyrite and galena
Origin: Commodore Mine, Creede, Colorado, U.S.A.
Sample size: 8 x 4.5 x 2.5 cm (top), 5.3 x 5 x 2.1 cm (2nd row), 7.5 x 6 x 1.5 cm (3rd/4th row)
 
  
Sphalerite wtih dolomite
Origin: Elmwood Mine, Carthage, Smith Co., Tennessee, U.S.A.
Ex. Tom Gressman collection
Sample size: 3.6 x 2.8 x 2.7 cm
 
  
  
This piece is comprised of semi-lustrous, dark reddish-brown crystals of sphalerite associated with colorless, tabular blades of barite sitting atop mix of micro augelite and quartz matrix.
Origin: Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
Sample size: 13.0 x 8.1 x 4.6 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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