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
Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA


Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Grossular10
- var Hessonite4
Diopside2
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:28740
Long-form Identifier:1:3:28740:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.8km (1.1 miles) ⓘAustin McHugh Quarry, Minot, Androscoggin County, Maine, USA
2.1km (1.3 miles) ⓘKennedy Quarry, Auburn, Androscoggin County, Maine, USA
2.5km (1.6 miles) ⓘGroves Quarry (Hole in the Ground Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
2.6km (1.6 miles) ⓘWade Quarry (Androscoggin Tourmaline prospect), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
2.6km (1.6 miles) ⓘEmery prospect, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
2.7km (1.7 miles) ⓘPulsifer Quarry & Dionne extension, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
2.8km (1.7 miles) ⓘKeith Quarry (Towne Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
3.5km (2.2 miles) ⓘHatch Farm prospect, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
3.5km (2.2 miles) ⓘTurner Quarries, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
3.5km (2.2 miles) ⓘBell Quarry (Giddings Quarry), Minot, Androscoggin County, Maine, USA
References
Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
 
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