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Gilbertite from
South Wheal Providence (South Wheal Speed), Carbis Bay, St Ives, Cornwall, England, UK

Locality type:Mine
Classification
Species:Muscovite var: Gilbertite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
References
References:Dines, H.G. (1956): The metalliferous mining region of south-west England. HMSO Publications (London), Vol. 1, p. 125.
Data
Mineral Data:Click here to view Gilbertite data
Locality Data:Click here to view South Wheal Providence (South Wheal Speed), Carbis Bay, St Ives, Cornwall, England, UK
Nearest other occurrences of Gilbertite
13.7km (8.5 miles) Great Wheal Fortune, Breage, Cornwall, England, UK
14.0km (8.7 miles) Megiliggar Rocks (Tremearne pegmatite), Breage, Cornwall, England, UK
15.1km (9.4 miles) Balleswidden Mine, St Just, Cornwall, England, UK
18.5km (11.5 miles) Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
19.0km (11.8 miles) Fatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
19.8km (12.3 miles) South Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
21.9km (13.6 miles) Halvosso Quarry (Halvasso Quarry; Kessel Downs Quarry), Mabe, Cornwall, England, UK
26.4km (16.4 miles) Lower Kergilliack Quarry, Budock, Cornwall, England, UK
45.6km (28.3 miles) Trethosa China Clay Pit, Treviscoe, St Stephen-in-Brannel, Cornwall, England, UK
47.2km (29.3 miles) Stenna Gwyn Mine (Stennagwyn Mine), Foxhole, St Stephen-in-Brannel, Cornwall, England, UK
 
Mineral and/or Locality  
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