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
Allen Mountain prospect (Allen Mountain Spar opening), Stoneham, Oxford County, Maine, USA


Locality type:Prospect
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 Allen Mountain prospect (Allen Mountain Spar opening), Stoneham, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:34136
Long-form Identifier:1:3:34136:9
GUID (UUID V4):0
Nearest other occurrences of Schorl
1.8km (1.1 miles) ⓘFoster Hill prospects, Stoneham, Oxford County, Maine, USA
1.9km (1.2 miles) ⓘButters Mountain locality, Stoneham, Oxford County, Maine, USA
2.6km (1.6 miles) ⓘHarding Hill prospects, Stoneham, Oxford County, Maine, USA
5.4km (3.4 miles) ⓘVirginia Lake prospect, Stoneham, Oxford County, Maine, USA
5.6km (3.5 miles) ⓘSaunders Mica Quarry, Waterford, Oxford County, Maine, USA
6.0km (3.7 miles) ⓘChester Holt prospect, Albany, Oxford County, Maine, USA
6.7km (4.2 miles) ⓘWardwell Quarry (Pechnic Quarry), Albany, Oxford County, Maine, USA
7.1km (4.4 miles) ⓘFlint Mountain prospects, Albany, Oxford County, Maine, USA
9.0km (5.6 miles) ⓘStearns Quarry, Albany, Oxford County, Maine, USA
9.1km (5.6 miles) ⓘBumpus Quarry, Albany, Oxford County, Maine, USA
References
 
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