AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Aragonite with Calcite

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

   

Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

 
Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

Photo below under shortwave ultraviolet illumination:
Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

DESCRIPTION:No. 39347
Mineral:Aragonite with Calcite
Locality:Johnby Quarry, near Penrith, Cumbria, England
Description:Elongated, tapered aragonite crystals up to 4 cm long with surfaces of colorless calcite. The old label indicates these are calcite pseudomorphs after aragonite, but it appears simply to be a coating - not an alteration. Most are incomplete. Ex. Steve Chamberlain collection #4557, collected in 1981
Overall Size:10x5x5 cm
Crystals:8-40 mm
Archived: For reference only

 

 

 

 

 

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