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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Schorl from
Perkins Island beryl locality, Georgetown, Sagadahoc County, Maine, USA


Locality type:Occurrence
Classification
Species:Schorl
Formula:NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Schorl data
Locality Data:Click here to view Perkins Island beryl locality, Georgetown, Sagadahoc County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:33665
Long-form Identifier:1:3:33665:9
GUID (UUID V4):0
Nearest other occurrences of Schorl
1.4km (0.9 miles) ⓘTodd's Bay Quarry, Georgetown, Sagadahoc County, Maine, USA
1.8km (1.1 miles) ⓘHoward-Collins Quarry, Georgetown, Sagadahoc County, Maine, USA
1.9km (1.2 miles) ⓘCummings Quarry, Georgetown, Sagadahoc County, Maine, USA
1.9km (1.2 miles) ⓘConsolidated Feldspar Quarries, Georgetown, Sagadahoc County, Maine, USA
3.0km (1.9 miles) ⓘE. P. Thomas Quarry, Phippsburg, Sagadahoc County, Maine, USA
3.5km (2.2 miles) ⓘParker Head Quarry, Parker Head, Phippsburg, Sagadahoc County, Maine, USA
5.0km (3.1 miles) ⓘMcKay Farm prospect, Phippsburg, Sagadahoc County, Maine, USA
5.3km (3.3 miles) ⓘFuller Mountain Quarry, Phippsburg, Sagadahoc County, Maine, USA
12.5km (7.8 miles) ⓘDavis Mica Quarry, West Bath, Sagadahoc County, Maine, USA
21.8km (13.5 miles) ⓘRussell Brothers Quarry, Topsham, Sagadahoc County, Maine, USA
References
 
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