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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Muscovite from
Willis True Quarry, Waterford, Oxford County, Maine, USA


Locality type:Quarry
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 Willis True Quarry, Waterford, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:36394
Long-form Identifier:1:3:36394:5
GUID (UUID V4):0
Nearest other occurrences of Muscovite
1.8km (1.1 miles) ⓘBeech Hill Mica Quarry, Waterford, Oxford County, Maine, USA
2.1km (1.3 miles) ⓘBurnell Hill Feldspar Quarries, Waterford, Oxford County, Maine, USA
2.9km (1.8 miles) ⓘSaunders Mica Quarry, Waterford, Oxford County, Maine, USA
3.5km (2.2 miles) ⓘSaunders-Wheeler Prospect, Waterford, Oxford County, Maine, USA
5.0km (3.1 miles) ⓘSouth Waterford Mica prospect (Bear Mountain Prospect), Waterford, Oxford County, Maine, USA
5.7km (3.5 miles) ⓘKnight #1 and #2 Quarries, Waterford, Oxford County, Maine, USA
5.8km (3.6 miles) ⓘOrman McAllister Quarry, Lovell, Oxford County, Maine, USA
6.1km (3.8 miles) ⓘSaltman amethyst locality, Sweden, Oxford County, Maine, USA
6.8km (4.2 miles) ⓘSkillings Hill prospect, Lovell, Oxford County, Maine, USA
6.9km (4.3 miles) ⓘSabbatus Mountain prospects, Lovell, Oxford County, Maine, USA
References
King, Vandall - Ed. (2009) Maine Feldspar, Families, and Feuds - Oxford County Mining History. New England Historical Publications.
 
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