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
Beauregard Mine, Alstead, Cheshire County, New Hampshire, USA


Locality type:Mine
Classification
Species:Schorl
Formula:NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Almandine1
Data
Mineral Data:Click here to view Schorl data
Locality Data:Click here to view Beauregard Mine, Alstead, Cheshire County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:50935
Long-form Identifier:1:3:50935:2
GUID (UUID V4):0
Nearest other occurrences of Schorl
0.5km (0.3 miles) ⓘFrench Mine, Alstead, Cheshire County, New Hampshire, USA
0.6km (0.4 miles) ⓘIsland Mine, Alstead, Cheshire County, New Hampshire, USA
0.6km (0.4 miles) ⓘNichols Quarry, Gilsum, Cheshire County, New Hampshire, USA
0.7km (0.4 miles) ⓘBurroughs beryl prospect, Alstead, Cheshire County, New Hampshire, USA
0.9km (0.5 miles) ⓘBlister Mine, Alstead, Cheshire County, New Hampshire, USA
1.9km (1.2 miles) ⓘBig Mine, Alstead, Cheshire County, New Hampshire, USA
2.0km (1.2 miles) ⓘKirk No. 2 Quarry, Gilsum, Cheshire County, New Hampshire, USA
3.0km (1.9 miles) ⓘSmith Hill Quarry, Alstead, Cheshire County, New Hampshire, USA
3.1km (1.9 miles) ⓘBritton Quarry, Alstead, Cheshire County, New Hampshire, USA
4.2km (2.6 miles) ⓘWhite Quarry, Gilsum, Cheshire County, New Hampshire, USA
References
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
Smith, Arthur E. (2005) New Hampshire mineral locality index. Rocks & Minerals, 80 (4) 242-261 doi:10.3200/rmin.80.4.242-261
 
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