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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Calcite from
Piper Hill prospect, Newfield, York County, Maine, USA


Locality type:Prospect
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Piper Hill prospect, Newfield, York County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:36593
Long-form Identifier:1:3:36593:4
GUID (UUID V4):0
Nearest other occurrences of Calcite
4.3km (2.7 miles) ⓘMitchell Mountain mine, Newfield, York County, Maine, USA
7.9km (4.9 miles) ⓘProvince Mountain locality, Newfield, York County, Maine, USA
10.5km (6.5 miles) ⓘMineral Hill Mine, Wakefield, Carroll County, New Hampshire, USA
10.8km (6.7 miles) ⓘDay Hill, Cornish, York County, Maine, USA
12.0km (7.4 miles) ⓘParsonsfield Vesuvianite locality, Parsonsfield, York County, Maine, USA
12.6km (7.8 miles) ⓘPease Mountain, Cornish, York County, Maine, USA
13.4km (8.3 miles) ⓘBerry Ledge, Cornish, York County, Maine, USA
23.0km (14.3 miles) ⓘEstes Quarry, West Baldwin, Baldwin, Cumberland County, Maine, USA
27.9km (17.3 miles) ⓘWebster prospects (Sanford vesuvianite locality; Goodall Farm prospect; Webster vesuvianite prospect), Sanford, York County, Maine, USA
30.8km (19.1 miles) ⓘMadison Lead Mine, Madison, Carroll County, New Hampshire, USA
References
 
and/or  
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