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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Autunite from
Tryon Mountain Quarries, Pownal, Cumberland County, Maine, USA


Locality type:Quarry
Classification
Species:Autunite
Formula:Ca(UO2)2(PO4)2 · 10-12H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Autunite data
Locality Data:Click here to view Tryon Mountain Quarries, Pownal, Cumberland County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:32985
Long-form Identifier:1:3:32985:3
GUID (UUID V4):0
Nearest other occurrences of Autunite
17.2km (10.7 miles) ⓘYedlin Locality, Standpipe Hill Quarries, Topsham, Sagadahoc County, Maine, USA
19.5km (12.1 miles) ⓘBerry-Havey Quarry, Poland, Androscoggin County, Maine, USA
19.9km (12.3 miles) ⓘConsolidated #2 Quarry (Purington Quarry), Highland Green, Topsham, Sagadahoc County, Maine, USA
20.2km (12.5 miles) ⓘStaples Quarry, Topsham, Sagadahoc County, Maine, USA
20.3km (12.6 miles) ⓘFisher Quarry, Topsham, Sagadahoc County, Maine, USA
20.9km (13.0 miles) ⓘMaine Feldspar Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
20.9km (13.0 miles) ⓘGreenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
21.3km (13.3 miles) ⓘKeith Quarry (Towne Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
21.4km (13.3 miles) ⓘPulsifer Quarry & Dionne extension, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
21.5km (13.4 miles) ⓘGroves Quarry (Hole in the Ground Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
References
Thompson, W.B., et.al., 1991, Maine Mineral Localities, 2nd edition, Maine Geological Survey, Augusta.
 
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