Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Cosalite from
Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK


03403350017363347931463.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
08441990017271986208573.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
03195320017271986227827.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
05309740017363347932093.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
03403350017363347931463.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
07575610017363347931895.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
09330900017363347936970.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
05309740017363347932093.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
01287190017363347942938.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
08441990017271986208573.jpg
Cosalite

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
03195320017271986227827.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
05309740017363347932093.jpg
Cosalite, etc.

Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
Locality type:Mine
Classification
Species:Cosalite
Formula:Pb2Bi2S5
Comments:Cooper & Stanley (1990): "Recently identified (by C.J. Stanley) in polished section, in association with bismuthinite, krupkaite, and bismuth tellurides."
Habit:(tufts of) capillary fibres and (compact) fibrous patches
Colour:steel grey; very dark grey with bluish or yellowish tarnish
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz2
Data
Mineral Data:Click here to view Cosalite data
Locality Data:Click here to view Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:4015
Long-form Identifier:1:3:4015:0
GUID (UUID V4):0
Nearest other occurrences of Cosalite
0.2km (0.1 miles) ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK
34.0km (21.1 miles) ⓘShap Pink Quarry, Shap Rural, Eden, Cumbria, England, UK
34.5km (21.5 miles) ⓘBonser Mine, Coniston, South Lakeland, Cumbria, England, UK
References
Kingsbury, Arthur W. G., Hartley, J. (1956) Cosalite and other lead sulpho-salts at Grainsgill, Carrock Fell, Caldbeck, Cumberland. Mineralogical Magazine and Journal of the Mineralogical Society, 31 (235) 296-300 doi:10.1180/minmag.1956.031.235.03
Thimmaiah, T. (1956) Mineralisation of the Caldbeck Fells area, Cumberland. University of London.
Hartley, J. (1984) A list of minerals associated with the ore deposits of the Caldbeck Fells, Cumbria. Transactions of the Leeds Geological Association, 10 (3) 22-39
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
Day, Harry (1999) BMS Database, British Micromount Society.
 
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