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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Meta-autunite from
Charles Davis Mine, Groton, Grafton County, New Hampshire, USA


Locality type:Mine
Classification
Species:Meta-autunite
Formula:Ca(UO2)2(PO4)2 · 6H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Meta-autunite data
Locality Data:Click here to view Charles Davis Mine, Groton, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:50374
Long-form Identifier:1:3:50374:7
GUID (UUID V4):0
Nearest other occurrences of Meta-autunite
1.4km (0.9 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
2.2km (1.4 miles) ⓘRice Quarry, Groton, Grafton County, New Hampshire, USA
4.5km (2.8 miles) ⓘFletcher Mine, Groton, Grafton County, New Hampshire, USA
9.1km (5.7 miles) ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
16.6km (10.3 miles) ⓘE.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA
21.0km (13.1 miles) ⓘRuggles Mine, Grafton, Grafton County, New Hampshire, USA
56.9km (35.3 miles) ⓘSargent Mine, Claremont, Sullivan County, New Hampshire, USA
72.7km (45.2 miles) ⓘBeryl Mountain Quarry, South Acworth, Acworth, Sullivan County, New Hampshire, USA
75.9km (47.1 miles) ⓘFitzgibbons Mine, Alstead, Cheshire County, New Hampshire, USA
76.3km (47.4 miles) ⓘAllen Quarry, Alstead, Cheshire 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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