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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Jarosite from
Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK


Locality type:Mine
Classification
Species:Jarosite
Formula:KFe33+(SO4)2(OH)6
Comments:Kingsbury reference.
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Jarosite data
Locality Data:Click here to view Roughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:16563
Long-form Identifier:1:3:16563:5
GUID (UUID V4):0
Nearest other occurrences of Jarosite
0.4km (0.3 miles) ⓘBalliway Rigg, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.3 miles) ⓘSilver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.6km (0.4 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.7km (1.1 miles) ⓘHay Gill Copper Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
2.1km (1.3 miles) ⓘBurdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
2.1km (1.3 miles) ⓘBrandy Gill Mine, Mungrisdale, Eden, Cumbria, England, UK
2.4km (1.5 miles) ⓘIngray Gill, Caldbeck, Allerdale, Cumbria, England, UK
2.5km (1.6 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
2.7km (1.7 miles) ⓘOld Potts Gill Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
2.7km (1.7 miles) ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK
References
Kingsbury, Arthur W. G., Hartley, J. (1958) Jarosite and natrojarosite from the Lake District. Mineralogical Magazine and Journal of the Mineralogical Society, 31 (240). 813-815 doi:10.1180/minmag.1958.031.240.09
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.
 
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