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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Jamesonite from
Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK


Locality type:Mine
Classification
Species:Jamesonite
Formula:Pb4FeSb6S14
Comments:Kingsbury reference.
Habit:acicular, fibrous, tufts, wool-like aggregates, small fibrous patches
Colour:dark grey
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Jamesonite data
Locality Data:Click here to view Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:6519
Long-form Identifier:1:3:6519:1
GUID (UUID V4):0
Nearest other occurrences of Jamesonite
0.2km (0.1 miles) ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK
0.8km (0.5 miles) ⓘCaldew Valley, Mungrisdale, Eden, Cumbria, England, UK
1.3km (0.8 miles) ⓘWet Swine Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
4.0km (2.5 miles) ⓘNether Row Brow, Caldbeck, Allerdale, Cumbria, England, UK
10.4km (6.4 miles) ⓘWanthwaite Mine, St. John's Castlerigg and Wythburn, Allerdale, Cumbria, England, UK
63.6km (39.5 miles) ⓘLouisa Mine, Glendinning, Glenshanna Burn, Eskdale, Dumfries and Galloway, Scotland, 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
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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