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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Reddingite from
Berry-Havey Quarry, Poland, Androscoggin County, Maine, USA


Locality type:Quarry
Classification
Species:Reddingite
Formula:(Mn2+,Fe2+)3(PO4)2 · 3H2O
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Fairfieldite
Data
Mineral Data:Click here to view Reddingite data
Locality Data:Click here to view Berry-Havey Quarry, Poland, Androscoggin County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:30294
Long-form Identifier:1:3:30294:4
GUID (UUID V4):0
Nearest other occurrences of Reddingite
26.6km (16.6 miles) ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA
42.2km (26.2 miles) ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
62.3km (38.7 miles) ⓘDunton Gem Quarry, Newry, Oxford County, Maine, USA
63.5km (39.4 miles) ⓘBlack Mountain Quarry, Rumford, Oxford County, Maine, USA
References
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
 
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