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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Langite from
Needle's Eye Mine, Needle's Eye, Dumfries and Galloway, Scotland, UK


Locality type:Mine
Classification
Species:Langite
Formula:Cu4(SO4)(OH)6 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Langite data
Locality Data:Click here to view Needle's Eye Mine, Needle's Eye, Dumfries and Galloway, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:19068
Long-form Identifier:1:3:19068:6
GUID (UUID V4):0
Nearest other occurrences of Langite
8.9km (5.6 miles) ⓘDalbeattie, Dumfries and Galloway, Scotland, UK
45.0km (28.0 miles) ⓘBrae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
45.0km (28.0 miles) ⓘBlackcraig Mine (East Blackcraig Mine; West Blackcraig Mine), Blackcraig, Dumfries and Galloway, Scotland, UK
45.1km (28.0 miles) ⓘRed Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
45.2km (28.1 miles) ⓘForce Crag Mine, Coledale, Above Derwent, Allerdale, Cumbria, England, UK
45.7km (28.4 miles) ⓘSilver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
45.9km (28.5 miles) ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
46.1km (28.6 miles) ⓘMexico Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
46.2km (28.7 miles) ⓘPotts Gill Copper Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
47.5km (29.5 miles) ⓘStoneycroft Smelter slag locality, Above Derwent, Allerdale, Cumbria, England, UK
References
R. S. W. Braithwaite and J. R. Knight (1990) Rare Minerals, Including Several New to Britain, in Supergene Alteration of U-Cu-As-Bi-Co Mineralisation Near Dalbeattie, South Scotland. Mineralogical Magazine 54:129-131.
Day, Harry (1999) BMS Database, British Micromount Society.
 
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