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Ankerite Gallery

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Ankerite : Ca(Fe2+ ,Mg,Mn2+)(CO3)2, Quartz : SiO2

Smallcleugh Mine, Nenthead, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England, UK

Ankerite crystals on drusy quartz. from Carr's Vein near its intersection with Smallcleugh Vein. Specimen 45mm long
 © HWPhoto ID: 29627    View Count: 389

Multiple photos availableAnkerite : Ca(Fe2+ ,Mg,Mn2+)(CO3)2, Calcite : CaCO3, Sphalerite : (Zn,Fe2+)S

Smallcleugh Mine, Nenthead, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England, UK

One side of this specimen is covered in lustrous flattened nail head calcites to 10mm while the other side is covered in small tan tan ankerites. There are also a couple of black sphalerite crystals to 8mm. Overall size of the specimen is 57mm x 23mm x 41mm. Paul Nicholson collection and photo.
 © Paul NicholsonPhoto ID: 258381    View Count: 9
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