AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Maryland > Pokrovskite and Coalingite over Quartz

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

   

Pokrovskite and Coalingite over Quartz from Hunting Hill Quarry, Rockville, Montgomery County, Maryland

 
Pokrovskite and Coalingite over Quartz from Hunting Hill Quarry, Rockville, Montgomery County, Maryland

Pokrovskite and Coalingite over Quartz from Hunting Hill Quarry, Rockville, Montgomery County, Maryland

Pokrovskite and Coalingite over Quartz from Hunting Hill Quarry, Rockville, Montgomery County, Maryland

DESCRIPTION:No. 69735
Mineral:Pokrovskite and Coalingite over Quartz
Locality:Hunting Hill Quarry, Rockville, Montgomery County, Maryland
Description:Flat radial formations of fibrous white pokrovskite crystals to 1 mm with brown coalingite microcrystals on one face of gray matrix. Ex. Irving Horowitz collection #1905
Overall Size:6x3x2 cm
Crystals:micro to 1 mm
Archived: For reference only

 

 

 

 

 

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