AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Calumetite, Epidote, Quartz

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - 
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Calumetite, Epidote, Quartz from Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)

 
Calumetite, Epidote, Quartz from Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)

Calumetite, Epidote, Quartz from Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)

Calumetite, Epidote, Quartz from Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)

Calumetite, Epidote, Quartz from Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)

DESCRIPTION:No. 74832
Mineral:Calumetite, Epidote, Quartz
Locality:Centennial Mine, Keweenaw Peninsula Copper District, Houghton County, Michigan (Type Locality for Calumetite)
Description:Rich specimen with rosettes of bright bluish-green calumetite microcrystals with lustrous transparent olive-green epidote crystals to 0.5 mm with lustrous transparent colorless quartz crystals to 1 mm on the rear. Ex. Julius Weber (1914-2003) collection, principle photographer of the Encyclopedia of Minerals (1974)
Overall Size:25x18x16 mm
Crystals:micro to 1 mm
Archived: For reference only

 

 

 

 

 

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