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
Cole Quarry, Stoneham, Oxford County, Maine, USA


Locality type:Quarry
Classification
Species:Fairfieldite
Formula:Ca2Mn2+(PO4)2 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fairfieldite data
Locality Data:Click here to view Cole Quarry, Stoneham, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:31701
Long-form Identifier:1:3:31701:6
GUID (UUID V4):0
Nearest other occurrences of Fairfieldite
22.1km (13.7 miles) ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
25.1km (15.6 miles) ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA
25.1km (15.6 miles) ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA
25.1km (15.6 miles) ⓘMorgan Quarry (Morgan Pit; Upper Noyes Mountain Quarry; Upper Harvard Quarry), Greenwood, Oxford County, Maine, USA
26.3km (16.3 miles) ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA
37.5km (23.3 miles) ⓘDunton Gem Quarry, Newry, Oxford County, Maine, USA
37.7km (23.4 miles) ⓘBell pit, Newry, Oxford County, Maine, USA
37.7km (23.5 miles) ⓘNevel Quarry, Newry, Oxford County, Maine, USA
38.2km (23.7 miles) ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA
39.0km (24.2 miles) ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA
References
W. B. Thompson, D. L. Joyner, R. G. Woodman, and V. T. King (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41
 
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