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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Manganite from
Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK


Locality type:River
Classification
Species:Manganite
Formula:Mn3+O(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Manganite data
Locality Data:Click here to view Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:7236
Long-form Identifier:1:3:7236:6
GUID (UUID V4):0
Nearest other occurrences of Manganite
1.5km (0.9 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.5km (0.9 miles) ⓘThief Gills, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
3.6km (2.3 miles) ⓘLow Pike north slopes, Caldbeck, Allerdale, Cumbria, England, UK
4.2km (2.6 miles) ⓘBannerdale Graphite Mine, Bannerdale, Mungrisdale, Eden, Cumbria, England, UK
4.8km (3.0 miles) ⓘBannerdale, Mungrisdale, Eden, Cumbria, England, UK
15.2km (9.4 miles) ⓘForce Crag Mine, Coledale, Above Derwent, Allerdale, Cumbria, England, UK
36.1km (22.4 miles) ⓘBigrigg Mine, Bigrigg, Egremont, Copeland, Cumbria, England, UK
36.2km (22.5 miles) ⓘWyndham Mines, Bigrigg, Egremont, Copeland, Cumbria, England, UK
50.0km (31.1 miles) ⓘKinharvie Burn, Dumfries and Galloway, Scotland, UK
57.8km (35.9 miles) ⓘRoanhead Mine, Dalton Town with Newton, Barrow-in-Furness, Cumbria, England, UK
References
Greg, Robert Philips, Lettsom, William G. (1858) Manual of the Mineralogy of Great Britain and Ireland. John Van Voorst, London.
Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford.
Davidson, W.F. and Thomson, N. (1951) Some notes on the minerals of Westmorland and Cumberland. North West Naturalist, 23 (for 1948), 136-154.
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
 
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