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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Arsenopyrite from
Lebanon-Acton mine, Acton, York County, Maine, USA


Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Lebanon-Acton mine, Acton, York County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:36520
Long-form Identifier:1:3:36520:8
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
3.6km (2.2 miles) ⓘDirigo Silver mine, Acton, York County, Maine, USA
4.4km (2.7 miles) ⓘActon Mine (Acton Consolidated Mine), Acton, York County, Maine, USA
4.5km (2.8 miles) ⓘBoston-Acton mine, Acton, York County, Maine, USA
12.7km (7.9 miles) ⓘBond Mountain prospect, Newfield, York County, Maine, USA
15.1km (9.4 miles) ⓘBergendahl prospect, Newfield, York County, Maine, USA
19.7km (12.2 miles) ⓘMineral Hill Mine, Wakefield, Carroll County, New Hampshire, USA
32.7km (20.3 miles) ⓘParker Mountain Mine, Strafford, Strafford County, New Hampshire, USA
38.9km (24.1 miles) ⓘEstes Quarry, West Baldwin, Baldwin, Cumberland County, Maine, USA
42.9km (26.6 miles) ⓘMadison Lead Mine, Madison, Carroll County, New Hampshire, USA
47.4km (29.4 miles) ⓘAdams Point borehole (AP1), Durham, Strafford County, New Hampshire, USA
References
 
and/or  
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