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Gilbertite from
Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK


Locality type:Mine
Classification
Species:Muscovite var: Gilbertite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gilbertite data
Locality Data:Click here to view Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:690371
Long-form Identifier:1:3:690371:8
GUID (UUID V4):0
Nearest other occurrences of Gilbertite
2.7km (1.7 miles) ⓘFatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
3.4km (2.1 miles) ⓘHalvosso Quarry (Halvasso Quarry; Kessel Downs Quarry), Mabe, Cornwall, England, UK
4.3km (2.7 miles) ⓘSouth Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
7.9km (4.9 miles) ⓘLower Kergilliack Quarry, Budock, Cornwall, England, UK
9.5km (5.9 miles) ⓘGreat Wheal Fortune, Breage, Cornwall, England, UK
12.4km (7.7 miles) ⓘMegiliggar Rocks (Tremearne pegmatite), Breage, Cornwall, England, UK
18.5km (11.5 miles) ⓘSouth Wheal Providence (South Wheal Speed), Carbis Bay, St Ives, Cornwall, England, UK
31.7km (19.7 miles) ⓘBalleswidden Mine, St Just, Cornwall, England, UK
31.8km (19.8 miles) ⓘTrethosa China Clay Pit, Treviscoe, St Stephen-in-Brannel, Cornwall, England, UK
33.1km (20.6 miles) ⓘStenna Gwyn Mine (Stennagwyn Mine), Foxhole, St Stephen-in-Brannel, Cornwall, England, UK
References
Dominy, S.C., Camm, G.S., and Bussell, M.A. (1996): Proceedings of the Ussher Society 9, 97-104.
 
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