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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Smoky Quartz from
Swamp #2 quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA


Locality type:Quarry
Classification
Species:Quartz var: Smoky Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Smoky Quartz data
Locality Data:Click here to view Swamp #2 quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:29686
Long-form Identifier:1:3:29686:5
GUID (UUID V4):0
Nearest other occurrences of Smoky Quartz
0.1km (0.0 miles) ⓘSwamp #1 Quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA
0.4km (0.2 miles) ⓘConsolidated #1 Quarry, Highland Green, Topsham, Sagadahoc County, Maine, USA
1.1km (0.7 miles) ⓘFisher Quarry, Topsham, Sagadahoc County, Maine, USA
1.2km (0.8 miles) ⓘMount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA
1.3km (0.8 miles) ⓘMetcalf Quarry, Mount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA
1.8km (1.1 miles) ⓘWilliam Willes #1 Quarry, Topsham, Sagadahoc County, Maine, USA
1.9km (1.2 miles) ⓘSquare Pit (Consolidated #4 Quarry), Topsham, Sagadahoc County, Maine, USA
2.9km (1.8 miles) ⓘTrenton Quarry, Topsham, Sagadahoc County, Maine, USA
3.8km (2.3 miles) ⓘHavey #1 & #2 Quarries, Topsham, Sagadahoc County, Maine, USA
3.9km (2.4 miles) ⓘNorth Russell Brothers Quarry, Topsham, Sagadahoc 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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