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

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

   

Calcite pseudomorphs after Aragonite from Johnby Quarry, near Penrith, Cumbria, England

 
Calcite pseudomorphs after Aragonite from Johnby Quarry, near Penrith, Cumbria, England

Calcite pseudomorphs after Aragonite from Johnby Quarry, near Penrith, Cumbria, England

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

DESCRIPTION:No. 44275
Mineral:Calcite pseudomorphs after Aragonite
Locality:Johnby Quarry, near Penrith, Cumbria, England
Description:Translucent white calcite pseudomorphs after elongated scalenohedral aragonite crystals up to 25 mm long with a few transparent colorless second-generation aragonite crystals up to 8 mm long. The cores of the pseudomorphs are still aragonite. Ex. Steve Chamberlain collection #4555, collected in 1981
Overall Size:5.5x4x3 cm
Crystals:3-25 mm pseudos
Archived: For reference only

 

 

 

 

 

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