AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Wisconsin > Marcasite on Sphalerite

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

   

Marcasite on Sphalerite from Blackstone Mine, Shullsburg District, Lafayette County, Wisconsin

 
Marcasite on Sphalerite from Blackstone Mine, Shullsburg District, Lafayette County, Wisconsin

Marcasite on Sphalerite from Blackstone Mine, Shullsburg District, Lafayette County, Wisconsin

DESCRIPTION:No. 57185
Mineral:Marcasite on Sphalerite
Locality:Blackstone Mine, Shullsburg District, Lafayette County, Wisconsin
Description:Lustrous greenish-yellow-metallic marcasite crystals to 3 mm in rounded curved aggregates on a plate of lustrous black sphalerite crystals to 4 mm. This specimen was collected 20+ year ago and shows no sign of decomposition.
Overall Size:7x4x2.5 cm
Crystals:1-4 mm
Archived: For reference only

 

 

 

 

 

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