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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Heterosite from
Sargent Mine, Claremont, Sullivan County, New Hampshire, USA


Locality type:Mine
Classification
Species:Heterosite
Formula:Fe3+(PO4)
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Heterosite data
Locality Data:Click here to view Sargent Mine, Claremont, Sullivan County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:51929
Long-form Identifier:1:3:51929:8
GUID (UUID V4):0
Nearest other occurrences of Heterosite
2.9km (1.8 miles) ⓘChandlers Mill Quarry, Newport, Sullivan County, New Hampshire, USA
21.3km (13.2 miles) ⓘFitzgibbons Mine, Alstead, Cheshire County, New Hampshire, USA
29.3km (18.2 miles) ⓘChickering Mine, Walpole, Cheshire County, New Hampshire, USA
47.0km (29.2 miles) ⓘE.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA
47.7km (29.7 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
54.7km (34.0 miles) ⓘRice Quarry, Groton, Grafton County, New Hampshire, USA
55.4km (34.5 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
55.5km (34.5 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
59.2km (36.8 miles) ⓘFletcher Mine, Groton, Grafton County, New Hampshire, USA
65.8km (40.9 miles) ⓘEight-Ball Mica prospect, Rumney, 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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