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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Siderite from
E.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA


Locality type:Mine
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view E.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:32365
Long-form Identifier:1:3:32365:5
GUID (UUID V4):0
Nearest other occurrences of Siderite
11.8km (7.4 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
15.4km (9.6 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
15.6km (9.7 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
16.6km (10.3 miles) ⓘCharles Davis Mine, Groton, Grafton County, New Hampshire, USA
38.3km (23.8 miles) ⓘThetford Lead Mine, Thetford, Orange County, Vermont, USA
44.1km (27.4 miles) ⓘGeorge Frank Smith Quarry, Newport, Sullivan County, New Hampshire, USA
44.2km (27.5 miles) ⓘChandlers Mill Quarry, Newport, Sullivan County, New Hampshire, USA
50.2km (31.2 miles) ⓘBald Mountain, Ossipee, Carroll County, New Hampshire, USA
60.9km (37.8 miles) ⓘMadison Lead Mine, Madison, Carroll County, New Hampshire, USA
62.6km (38.9 miles) ⓘCoppermine Brook Mine, Franconia, Grafton County, New Hampshire, USA
References
Smith, Arthur E. (2005) New Hampshire mineral locality index. Rocks & Minerals, 80 (4) 242-261 doi:10.3200/rmin.80.4.242-261
 
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