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


04881270017819891969140.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
05166390017819894878895.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
05397040017863312911852.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
01493500017863312932720.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
04043310017819891911690.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
05193170017819893234281.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
05273860017819894077760.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
09730330017819895271403.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
04326200017819891903619.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
00730020017863312951381.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
07677050017863312963646.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
09141440017863312974529.jpg
Fluorapatite, etc.

Big Mine, Alstead, Cheshire County, New Hampshire, USA
Locality type:Mine
Classification
Species:Fluorapatite
Formula:Ca5(PO4)3F
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Microcline4
Opal2
- var Opal-AN2
Data
Mineral Data:Click here to view Fluorapatite data
Locality Data:Click here to view Big Mine, Alstead, Cheshire County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:50877
Long-form Identifier:1:3:50877:9
GUID (UUID V4):0
Nearest other occurrences of Fluorapatite
1.2km (0.7 miles) ⓘBurroughs beryl prospect, Alstead, Cheshire County, New Hampshire, USA
1.3km (0.8 miles) ⓘBlister Mine, Alstead, Cheshire County, New Hampshire, USA
1.3km (0.8 miles) ⓘIsland Mine, Alstead, Cheshire County, New Hampshire, USA
1.5km (0.9 miles) ⓘFrench Mine, Alstead, Cheshire County, New Hampshire, USA
1.9km (1.2 miles) ⓘBeauregard Mine, Alstead, Cheshire County, New Hampshire, USA
2.4km (1.5 miles) ⓘNichols Quarry, Gilsum, Cheshire County, New Hampshire, USA
3.7km (2.3 miles) ⓘKirk No. 2 Quarry, Gilsum, Cheshire County, New Hampshire, USA
5.0km (3.1 miles) ⓘTurner Mine, Marlow, Cheshire County, New Hampshire, USA
5.8km (3.6 miles) ⓘWhite Quarry, Gilsum, Cheshire County, New Hampshire, USA
6.4km (4.0 miles) ⓘKirk No. 1 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
 
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