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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Quartz from
French Mountain prospect, Albany, Oxford County, Maine, USA


Locality type:Prospect
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view French Mountain prospect, Albany, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:33086
Long-form Identifier:1:3:33086:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.7km (1.1 miles) ⓘChester Holt prospect, Albany, Oxford County, Maine, USA
2.2km (1.4 miles) ⓘWardwell Quarry (Pechnic Quarry), Albany, Oxford County, Maine, USA
2.6km (1.6 miles) ⓘFlint Mountain prospects, Albany, Oxford County, Maine, USA
2.7km (1.7 miles) ⓘWentworth Quarry, Albany, Oxford County, Maine, USA
3.4km (2.1 miles) ⓘVerrill locality, Stoneham, Oxford County, Maine, USA
4.1km (2.5 miles) ⓘKnight #1 and #2 Quarries, Waterford, Oxford County, Maine, USA
4.4km (2.7 miles) ⓘStearns Quarry, Albany, Oxford County, Maine, USA
4.5km (2.8 miles) ⓘWeymouth Hill locality, Stoneham, Oxford County, Maine, USA
4.6km (2.9 miles) ⓘAllen Mountain prospect (Allen Mountain Spar opening), Stoneham, Oxford County, Maine, USA
5.1km (3.2 miles) ⓘButters Mountain locality, Stoneham, Oxford County, Maine, USA
References
Bastin, E. S. (1911) Geology of the pegmatites and associated rocks of Maine, including feldspar, quartz, mica, and gem deposits. Bulletin 445. US Geological Survey doi:10.3133/b445
King, Vandall - Ed. (2009) Maine Feldspar, Families, and Feuds - Oxford County Mining History. New England Historical Publications.
 
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