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
Tiger Bill Quarries, Uncle Tom Mountain, Greenwood, 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 Tiger Bill Quarries, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:29041
Long-form Identifier:1:3:29041:8
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.9km (0.6 miles) ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
3.8km (2.3 miles) ⓘRound Mountain Rose Quartz locality, Albany, Oxford County, Maine, USA
5.5km (3.4 miles) ⓘStearns Quarry, Albany, Oxford County, Maine, USA
5.7km (3.5 miles) ⓘPatch Mountain Beryl prospect, Greenwood, Oxford County, Maine, USA
6.3km (3.9 miles) ⓘHayes Ledge Quarries (East and West), Greenwood, Oxford County, Maine, USA
6.4km (4.0 miles) ⓘOutback prospect (Gross prospect), Greenwood, Oxford County, Maine, USA
6.5km (4.0 miles) ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA
6.5km (4.1 miles) ⓘMorgan Quarry (Morgan Pit; Upper Noyes Mountain Quarry; Upper Harvard Quarry), Greenwood, Oxford County, Maine, USA
6.6km (4.1 miles) ⓘMustonen Ledge prospect, Greenwood, Oxford County, Maine, USA
6.6km (4.1 miles) ⓘHeikkinen Quarry, Greenwood, Oxford County, Maine, USA
References
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
 
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