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
Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA


02284110017598124123629.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
02388910017272015522443.jpg
Carbonate-rich Fluorapatite

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
09874410017367103825112.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
05472870017407865737588.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
03973000017598123495536.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
02388910017272015522443.jpg
Carbonate-rich Fluorapatite

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
07269480017362642367765.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
09663690017407079464370.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
08307330017600176027615.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
02388910017272015522443.jpg
Carbonate-rich Fluorapatite

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
04183960017367103862839.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
02877020017407865749396.jpg
Fluorapatite, etc.

Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
Locality type:Mine
Classification
Species:Fluorapatite
Formula:Ca5(PO4)3F
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz23
Goyazite16
Albite12
- var Cleavelandite2
Todorokite8
Siderite6
Palermoite5
Childrenite4
Leucophosphite3
Muscovite3
Greifensteinite2
Messelite2
Arrojadite-(KFe)2
Hematite1
Hydroxylherderite1
Autunite1
Fairfieldite1
Feldspar Group1
Data
Mineral Data:Click here to view Fluorapatite data
Locality Data:Click here to view Palermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
Photo GalleryView Gallery (34 photos)
Data Identifiers
Mindat Occurrence Record ID:407679
Long-form Identifier:1:3:407679:7
GUID (UUID V4):0
Nearest other occurrences of Fluorapatite
0.3km (0.2 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
0.9km (0.6 miles) ⓘRice Quarry, Groton, Grafton County, New Hampshire, USA
1.4km (0.9 miles) ⓘCharles Davis Mine, Groton, Grafton County, New Hampshire, USA
5.1km (3.2 miles) ⓘFletcher Mine, Groton, Grafton County, New Hampshire, USA
7.8km (4.8 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
10.7km (6.6 miles) ⓘEight-Ball Mica prospect, Rumney, Grafton County, New Hampshire, USA
13.7km (8.5 miles) ⓘHoyt Hill Quarry, Orange, Grafton County, New Hampshire, USA
15.4km (9.6 miles) ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA
15.4km (9.6 miles) ⓘE.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA
16.0km (9.9 miles) ⓘLower Baker Pond Brook Occurrences, Wentworth, Grafton County, New Hampshire, USA
References
Morrill, 1960. NH Mines and Minerals Localities, 2nd ed.
Rocks & Min.: 16:208-211.
NIZAMOFF, James W., SIMMONS, William B., and FALSTER, Alexander U. (2004) PHOSPHATE MINERALOGY AND PARAGENESIS OF THE PALERMO #2 PEGMATITE, NORTH GROTON, NEW HAMPSHIRE Geological Society of America Abstracts with Programs, Vol. 36, No. 5, p. 115
Anthony R. Kampf, Stuart J. Mills, W.B. Simmons, James W. Nizamoff, and R.W. Whitmore (2012) Falsterite, A New Zinc-Bearing Secondary Phosphate From The Palermo #1 Mine, North Groton, New Hampshire. 39th Rochester Symposium abstracts.
Kampf, A. R., Falster, A. U., Simmons, W. B., Whitmore, R. W. (2013) Nizamoffite, Mn2+Zn2(PO4)2(H2O)4, the Mn analogue of hopeite from the Palermo No. 1 pegmatite, North Groton, New Hampshire. American Mineralogist, 98 (10) 1893-1898 doi:10.2138/am.2013.4491
 
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