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
Force Crag Mine, Coledale, Above Derwent, Allerdale, Cumbria, England, UK


Locality type:Mine
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 Force Crag Mine, Coledale, Above Derwent, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:16867
Long-form Identifier:1:3:16867:8
GUID (UUID V4):0
Nearest other occurrences of Manganite
15.2km (9.4 miles) ⓘBurdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
15.7km (9.8 miles) ⓘBannerdale Graphite Mine, Bannerdale, Mungrisdale, Eden, Cumbria, England, UK
15.8km (9.8 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
15.8km (9.8 miles) ⓘThief Gills, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
16.5km (10.2 miles) ⓘBannerdale, Mungrisdale, Eden, Cumbria, England, UK
18.6km (11.5 miles) ⓘLow Pike north slopes, Caldbeck, Allerdale, Cumbria, England, UK
21.5km (13.4 miles) ⓘBigrigg Mine, Bigrigg, Egremont, Copeland, Cumbria, England, UK
21.6km (13.4 miles) ⓘWyndham Mines, Bigrigg, Egremont, Copeland, Cumbria, England, UK
46.1km (28.6 miles) ⓘRoanhead Mine, Dalton Town with Newton, Barrow-in-Furness, Cumbria, England, UK
51.3km (31.8 miles) ⓘKinharvie Burn, Dumfries and Galloway, Scotland, UK
References
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.
 
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