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
Shirley Brook Topaz locality, Stoneham, Oxford County, Maine, USA


Locality type:Occurrence
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 Shirley Brook Topaz locality, Stoneham, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:34111
Long-form Identifier:1:3:34111:0
GUID (UUID V4):0
Nearest other occurrences of Muscovite
4.0km (2.5 miles) ⓘBeryllonite locality, Sugarloaf Mountain, Stoneham, Oxford County, Maine, USA
4.0km (2.5 miles) ⓘMelrose Quarry, Sugarloaf Mountain, Stoneham, Oxford County, Maine, USA
5.1km (3.2 miles) ⓘVirginia Lake prospect, Stoneham, Oxford County, Maine, USA
6.6km (4.1 miles) ⓘPalmer Mountain locality, Stoneham, Oxford County, Maine, USA
7.0km (4.3 miles) ⓘMagna Futura Mine, Stoneham, Oxford County, Maine, USA
7.0km (4.4 miles) ⓘCole Quarry, Stoneham, Oxford County, Maine, USA
7.4km (4.6 miles) ⓘRattlesnake Mountain locality, Stoneham, Oxford County, Maine, USA
7.4km (4.6 miles) ⓘStyles Mountain locality, Stoneham, Oxford County, Maine, USA
8.0km (5.0 miles) ⓘPeabody Mountain Quarry (Nason Quarry), Batchelders Grant, Oxford County, Maine, USA
8.0km (5.0 miles) ⓘHarding Hill prospects, Stoneham, Oxford County, Maine, USA
References
 
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