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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Phenakite from
Noyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA


Locality type:Quarry
Classification
Species:Phenakite
Formula:Be2SiO4
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Phenakite data
Locality Data:Click here to view Noyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:28972
Long-form Identifier:1:3:28972:2
GUID (UUID V4):0
Nearest other occurrences of Phenakite
16.4km (10.2 miles) ⓘBurnell Hill Feldspar Quarries, Waterford, Oxford County, Maine, USA
17.1km (10.6 miles) ⓘOrchard Quarry, Buckfield, Oxford County, Maine, USA
25.8km (16.0 miles) ⓘLord Hill Quarry (Lord Hill Mine), Stoneham, Oxford County, Maine, USA
35.3km (22.0 miles) ⓘSouth Baldface Mountain localities, Chatham, Carroll County, New Hampshire, USA
35.8km (22.3 miles) ⓘNorth Baldface Mountain localities, Bean's Purchase, Coos County, New Hampshire, USA
50.6km (31.4 miles) ⓘIron Mountain, Bartlett, Carroll County, New Hampshire, USA
50.7km (31.5 miles) ⓘIron Mountain Mines, Iron Mountain, Bartlett, Carroll County, New Hampshire, USA
52.2km (32.5 miles) ⓘGovernment pit, Albany, Carroll County, New Hampshire, USA
57.1km (35.5 miles) ⓘSpruce Hill, Albany, Carroll County, New Hampshire, USA
66.1km (41.1 miles) ⓘGreen Mountain Locality, Effingham, Carroll County, New Hampshire, USA
References
Guidebook 1 to Mineral Collecting in the Maine Pegmatite Belt pg11-12
Bastin, E. S. (1911) Geology of the pegmatites and associated rocks of Maine, including feldspar, quartz, mica, and gem deposits. Bulletin 445. US Geological Survey doi:10.3133/b445
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
 
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