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Muscovite from
McGinnis Mine (McGinnis Mica Mine; Wilcher and Pilsbury Mine), Wentworth, Grafton County, New Hampshire, USA


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view McGinnis Mine (McGinnis Mica Mine; Wilcher and Pilsbury Mine), Wentworth, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:37938
Long-form Identifier:1:3:37938:0
GUID (UUID V4):0
Nearest other occurrences of Muscovite
2.0km (1.3 miles) ⓘNew Gove prospect, Wentworth, Grafton County, New Hampshire, USA
3.4km (2.1 miles) ⓘLeggett mica prospect, Rumney, Grafton County, New Hampshire, USA
3.5km (2.2 miles) ⓘBrown Mine, Wentworth, Grafton County, New Hampshire, USA
4.2km (2.6 miles) ⓘAtwood Mine, Rumney, Grafton County, New Hampshire, USA
4.6km (2.9 miles) ⓘKing prospect, Wentworth, Grafton County, New Hampshire, USA
4.9km (3.1 miles) ⓘBelden Mine, Rumney, Grafton County, New Hampshire, USA
5.4km (3.4 miles) ⓘWheat Mine, Rumney, Grafton County, New Hampshire, USA
6.2km (3.9 miles) ⓘEight-Ball Mica prospect, Rumney, Grafton County, New Hampshire, USA
6.6km (4.1 miles) ⓘLower Baker Pond Brook Occurrences, Wentworth, Grafton County, New Hampshire, USA
6.9km (4.3 miles) ⓘKeniston mica prospect, Rumney, Grafton County, New Hampshire, USA
References
Morrill, 1960. NH Mines and Mineral Localities.
Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James J., Stewart, Glen W., Shainin, Vincent E. (1954) Pegmatite Investigations, 1942-45, in New England. Geological Survey Professional Paper 255. US Geological Survey doi:10.3133/pp255
 
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