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Ankerite, Sphalerite, Galena


Ankerite : Ca(Fe2+ ,Mg,Mn2+)(CO3)2, Sphalerite : (Zn,Fe2+)S, Galena : PbS

Photo Copyright © Peter Haas  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Brownley Hill Mine (Bloomsberry Horse Level), Nenthead, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England, UK
Mass of orange brown ankerite crystals, with sphalerite grains to about 2 mm across and minor galena. Specimen size: 8 x 8 x 4 cm. P Haas photograph and collection (no. 23-018).

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