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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Microcline from
Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA


02760770017362647615287.jpg
Microcline

Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
02760770017362647615287.jpg
Microcline

Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
01158040017272014633909.jpg
Microcline

Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
Locality type:Quarry
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Annite2
Ishikawaite2
Quartz1
Almandine1
Muscovite1
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:36157
Long-form Identifier:1:3:36157:6
GUID (UUID V4):0
Nearest other occurrences of Microcline
0.0km (0.0 miles) ⓘNorth Russell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
0.2km (0.1 miles) ⓘYedlin Locality, Standpipe Hill Quarries, Topsham, Sagadahoc County, Maine, USA
0.4km (0.2 miles) ⓘStandpipe Hill Quarries, Topsham, Sagadahoc County, Maine, USA
1.6km (1.0 miles) ⓘRailroad Quarry, Topsham, Sagadahoc County, Maine, USA
2.7km (1.6 miles) ⓘPorcupine Hill Quarry, Topsham, Sagadahoc County, Maine, USA
2.7km (1.7 miles) ⓘMetcalf Quarry, Mount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA
2.7km (1.7 miles) ⓘMount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA
3.7km (2.3 miles) ⓘLeavitt Prospect, Highland Green, Topsham, Sagadahoc County, Maine, USA
3.8km (2.4 miles) ⓘConsolidated #1 Quarry, Highland Green, Topsham, Sagadahoc County, Maine, USA
3.8km (2.4 miles) ⓘConsolidated #2 Quarry (Purington Quarry), Highland Green, Topsham, Sagadahoc County, Maine, USA
References
Cameron, Eugene N.
Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James J., Stewart, Glen W., Shainin, Vincent E. (1954) Pegmatite Investigations, 1942-45, in New England. Geological Survey Professional Paper 255. US Geological Survey doi:10.3133/pp255
 
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