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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Fluorapatite from
Eight-Ball Mica prospect, Rumney, Grafton County, New Hampshire, USA


Locality type:Prospect
Classification
Species:Fluorapatite
Formula:Ca5(PO4)3F
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorapatite data
Locality Data:Click here to view Eight-Ball Mica prospect, Rumney, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:38310
Long-form Identifier:1:3:38310:7
GUID (UUID V4):0
Nearest other occurrences of Fluorapatite
9.3km (5.8 miles) ⓘCharles Davis Mine, Groton, Grafton County, New Hampshire, USA
9.5km (5.9 miles) ⓘFletcher Mine, Groton, Grafton County, New Hampshire, USA
9.8km (6.1 miles) ⓘLower Baker Pond Brook Occurrences, Wentworth, Grafton County, New Hampshire, USA
10.7km (6.6 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
10.7km (6.6 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
11.5km (7.1 miles) ⓘRice Quarry, Groton, Grafton County, New Hampshire, USA
14.9km (9.3 miles) ⓘEastman Ledges, Orford, Grafton County, New Hampshire, USA
18.3km (11.4 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
21.7km (13.5 miles) ⓘArchertown Brook Occurrences, Orford, Grafton County, New Hampshire, USA
24.4km (15.2 miles) ⓘHoyt Hill Quarry, Orange, Grafton 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
 
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