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Muscovite from
Jeffrey Mine, Val-des-Sources, Les Sources RCM, Estrie, Québec, Canada


Locality type:Open-Cast Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Habit:platy, micaceous
Colour:colourless, light green
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Vesuvianite4
- var Manganese-bearing Vesuvianite4
Diopside2
Grossular2
- var Hessonite2
Fluorapophyllite-(K)2
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Jeffrey Mine, Val-des-Sources, Les Sources RCM, Estrie, Québec, Canada
Data Identifiers
Mindat Occurrence Record ID:22012
Long-form Identifier:1:3:22012:7
GUID (UUID V4):0
Nearest other occurrences of Muscovite
33.5km (20.8 miles) ⓘLac Nicolet Antimony mine, Saints-Martyrs-Canadiens, Arthabaska RCM, Centre-du-Québec, Québec, Canada
78.5km (48.8 miles) ⓘBroughton talc mine (Luzcan mine; Carrière rang XV), Saint-Pierre-de-Broughton (West Broughton), Les Appalaches RCM, Chaudière-Appalaches, Québec, Canada
85.2km (53.0 miles) ⓘBernstein deposit, Broughton, Chaudière-Appalaches, Québec, Canada
91.5km (56.8 miles) ⓘLedge Ridge locality, Parmachenee, Oxford County, Maine, USA
94.1km (58.5 miles) ⓘDerby, Orleans County, Vermont, USA
94.4km (58.6 miles) ⓘSalem Hill, Derby, Orleans County, Vermont, USA
95.4km (59.3 miles) ⓘPoudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
95.8km (59.5 miles) ⓘRump Pond Copper prospect, Parmachenee, Oxford County, Maine, USA
98.0km (60.9 miles) ⓘLucas Brook locality, Richford, Franklin County, Vermont, USA
References
179-181.
Williams, R., Grice, Joel D. (1979) Famous Mineral Localities: The Jeffrey Mine, Asbestos, Quebec. The Mineralogical Record, 10 (2) 69-80
Grice, Joel D. (1989) The Jeffrey Mine, Asbestos, Quebec: The Western World's Largest Asbestos Deposit. In Famous Mineral Localities of Canada. Fitzhenry & Whiteside Limited & the National Museum of Natural Sciences. p.115-123.
 
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