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


Locality type:Mine
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Talc 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:31423
Long-form Identifier:1:3:31423:1
GUID (UUID V4):0
Nearest other occurrences of Talc
10.2km (6.3 miles) ⓘBlack Hawk Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
40.6km (25.2 miles) ⓘDragon Cement Quarry, Thomaston, Knox County, Maine, USA
45.8km (28.5 miles) ⓘStarrett Quarries, Warren, Knox County, Maine, USA
49.3km (30.6 miles) ⓘSullivan Silver mines, Sullivan Mining District, Sullivan, Hancock County, Maine, USA
49.6km (30.8 miles) ⓘSullivan & Waukeag Mine, Sullivan Silver mines, Sullivan Mining District, Sullivan, Hancock County, Maine, USA
References
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
 
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