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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Fairfieldite from
Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA


00919330017272014584284.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05580400017367010394681.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
00919330017272014584284.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05580400017367010394681.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
00919330017272014584284.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05580400017367010394681.jpg
Fairfieldite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Locality type:Quarry
Classification
Species:Fairfieldite
Formula:Ca2Mn2+(PO4)2 · 2H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Rhodochrosite2
Hureaulite2
Vivianite2
Stewartite1
Mitridatite1
Landesite1
Metaswitzerite1
Data
Mineral Data:Click here to view Fairfieldite data
Locality Data:Click here to view Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:28542
Long-form Identifier:1:3:28542:5
GUID (UUID V4):0
Nearest other occurrences of Fairfieldite
5.6km (3.5 miles) ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA
5.6km (3.5 miles) ⓘMorgan Quarry (Morgan Pit; Upper Noyes Mountain Quarry; Upper Harvard Quarry), Greenwood, Oxford County, Maine, USA
6.2km (3.9 miles) ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA
8.2km (5.1 miles) ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA
18.4km (11.4 miles) ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA
18.6km (11.6 miles) ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA
21.6km (13.4 miles) ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA
22.1km (13.7 miles) ⓘCole Quarry, Stoneham, Oxford County, Maine, USA
24.5km (15.2 miles) ⓘDunton Gem Quarry, Newry, Oxford County, Maine, USA
24.7km (15.3 miles) ⓘBell pit, Newry, Oxford County, Maine, USA
References
Mineral News (1995) 11:2 pp1,2,5
Falster, Alexander U., Simmons, William B., Webber, Karen L., Dallaire, Donald A., Nizamoff, James W., Sprague, Raymond A. (2019) The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94 (6) 498-519 doi:10.1080/00357529.2019.1641021
Vignola, Pietro; Demartin, Francesco; Campostrini, Italo; Falster, Alexander U; Simmons, William B; Sprague, Raymond A (2021) Crystal structure of correianevesite from the Emmons pegmatite, Uncle Tom Mountain, Greenwood, Oxford County, Maine. Bulletin de la Société Royale des Sciences de Liège, 90. 125-135
 
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