AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Wisconsin > Calcite with Marcasite phantom-growth zones

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

   

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

 
Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

Calcite with Marcasite phantom-growth zones from Vulcan Quarry, Racine, Racine County, Wisconsin

DESCRIPTION:No. 76603
Mineral:Calcite with Marcasite phantom-growth zones
Locality:Vulcan Quarry, Racine, Racine County, Wisconsin
Description:Lustrous translucent colorless calcite crystals to 30 mm with gray phantom-growth zones of gray marcasite microcrystals. The calcite crystals are scalenohedral form with secondary edge faces and steep pyramidal termination modifications. Sawn bottom. Collected ca. 1995
Overall Size:9x5x5 cm
Crystals:12-30 mm
Archived: For reference only

 

 

 

 

 

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