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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Pyrrhotite from
Cape Rosier Mine (Callahan Mine; Rosier Consolidated Mine), Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA


Locality type:Mine
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Cape Rosier Mine (Callahan Mine; Rosier Consolidated Mine), Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:31414
Long-form Identifier:1:3:31414:3
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
5.8km (3.6 miles) ⓘTapley Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
7.1km (4.4 miles) ⓘEmerson Mine, Castine, Blue Hill - Castine Mining District, Hancock County, Maine, USA
7.3km (4.5 miles) ⓘPerkins mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
7.4km (4.6 miles) ⓘNorth Castine mine, Castine, Blue Hill - Castine Mining District, Hancock County, Maine, USA
9.1km (5.7 miles) ⓘJones Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
10.0km (6.2 miles) ⓘHercules Mine, Penobscot, Hancock County, Maine, USA
10.2km (6.3 miles) ⓘBlack Hawk Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
11.1km (6.9 miles) ⓘHighland Mine, Penobscot, Hancock County, Maine, USA
11.2km (6.9 miles) ⓘLimeburner prospect (Lymburner Prospect), Penobscot, Hancock County, Maine, USA
14.7km (9.1 miles) ⓘOwen Lead Prospect, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
References
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
 
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