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
Webster prospects (Sanford vesuvianite locality; Goodall Farm prospect; Webster vesuvianite prospect), Sanford, York County, Maine, USA


01943920017369260444645.jpg
Calcite, etc.

Webster prospects, Sanford, York County, Maine, USA
01943920017369260444645.jpg
Calcite, etc.

Webster prospects, Sanford, York County, Maine, USA
03453930017272014858983.jpg
Calcite, etc.

Webster prospects, Sanford, York County, Maine, USA
Locality type:Prospect
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Meionite3
Diopside2
Powellite1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Webster prospects (Sanford vesuvianite locality; Goodall Farm prospect; Webster vesuvianite prospect), Sanford, York County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:28828
Long-form Identifier:1:3:28828:2
GUID (UUID V4):0
Localities for Calcite in this Region
Six Hundred Meter Locality, Webster prospects (Sanford vesuvianite locality; Goodall Farm prospect; Webster vesuvianite prospect), Sanford, York County, Maine, USA
Two Hundred meter Locality, Webster prospects (Sanford vesuvianite locality; Goodall Farm prospect; Webster vesuvianite prospect), Sanford, York County, Maine, USA
Nearest other occurrences of Calcite
26.3km (16.3 miles) ⓘMitchell Mountain mine, Newfield, York County, Maine, USA
27.9km (17.3 miles) ⓘPiper Hill prospect, Newfield, York County, Maine, USA
32.3km (20.0 miles) ⓘProvince Mountain locality, Newfield, York County, Maine, USA
34.2km (21.2 miles) ⓘMineral Hill Mine, Wakefield, Carroll County, New Hampshire, USA
36.0km (22.4 miles) ⓘRoute 4 & 155 road cut, Lee, Strafford County, New Hampshire, USA
36.6km (22.8 miles) ⓘDay Hill, Cornish, York County, Maine, USA
37.0km (23.0 miles) ⓘPease Mountain, Cornish, York County, Maine, USA
38.5km (23.9 miles) ⓘAdams Point borehole (AP1), Durham, Strafford County, New Hampshire, USA
38.9km (24.2 miles) ⓘNational Refuge borehole (NR1), Great Bay National Wildlife Refuge, Newington, Rockingham County, New Hampshire, USA
39.0km (24.2 miles) ⓘBerry Ledge, Cornish, York County, Maine, USA
References
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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