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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Mimetite from
Dolyhir Quarry, Old Radnor, Powys, Wales, UK


Locality type:Quarry
Classification
Species:Mimetite
Formula:Pb5(AsO4)3Cl
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Mimetite data
Locality Data:Click here to view Dolyhir Quarry, Old Radnor, Powys, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:40644
Long-form Identifier:1:3:40644:4
GUID (UUID V4):0
Nearest other occurrences of Mimetite
43.2km (26.9 miles) ⓘNew Venture Mine (Stiperstones Mine), Stiperstones, Worthen with Shelve, Shropshire, England, UK
52.1km (32.4 miles) ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK
53.3km (33.1 miles) ⓘHendre Felen Mine (Hendre quarry), Ysbyty Ystwyth, Ceredigion, Wales, UK
60.8km (37.8 miles) ⓘLletty Evanhen Mine (Vaughan Mine), Bontgoch, Trefeirig, Ceredigion, Wales, UK
61.0km (37.9 miles) ⓘGwaith Yr Afon mine (West Cwmsymlog Mine; Cwm Daren Mine; River Mine; Taliesan Mine), Goginan, Trefeirig, Ceredigion, Wales, UK
61.4km (38.2 miles) ⓘDaren Mine (Old Daren Mine; Darren Consolidated Mine; Daren United Mine; Great Darren Mine; Darren Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
References
British Micromount Society
Cotterell, T. F.; Green, D. I.; Hubbard, N.; Mason, J. S.; Starkey, R. E.; Tindle, A. G. (2011) The Mineralogy of Dolyhir Quarry, Old Radnor, Powys, Wales. UK Journal of Mines and Minerals 32, p.5-61.
Hubbard, Neil, Green, David I. (2020) Richelsdorfite from Dolyhir Quarry, Old Radnor, Powys: the first British occurrence. Journal of the Russell Society, 23. 33-38
 
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