AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper var. Herringbone

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

   

Copper var. Herringbone from Keweenaw Peninsula Copper District, Michigan

 
Copper var. Herringbone from Keweenaw Peninsula Copper District, Michigan

Copper var. Herringbone from Keweenaw Peninsula Copper District, Michigan

Copper var. Herringbone from Keweenaw Peninsula Copper District, Michigan

DESCRIPTION:No. 30235
Mineral:Copper var. Herringbone
Locality:Keweenaw Peninsula Copper District, Michigan
Description:Elongated crystals of native (naturally occurring) copper in a calcite-filled vein in basalt. The copper crystals are long, tapering form and are oriented at angles to each other hence the Herringbone name. Ex. J. Cilen (1916-1997) #27643
Overall Size:4.5x4x1.5 cm
Crystals:5-23 mm
Archived: For reference only

 

 

 

 

 

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