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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Chlorite Group from
New Haven Mica Quarry, Alexandria, Grafton County, New Hampshire, USA


Locality type:Quarry
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view New Haven Mica Quarry, Alexandria, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:32237
Long-form Identifier:1:3:32237:3
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
0.6km (0.4 miles) ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA
3.2km (2.0 miles) ⓘTruman Patten Quarry, Alexandria, Grafton County, New Hampshire, USA
5.1km (3.2 miles) ⓘMorgan Mica prospect, Alexandria, Grafton County, New Hampshire, USA
11.0km (6.8 miles) ⓘNo. 1 pit, Keyes Mica Quarries, Orange, Grafton County, New Hampshire, USA
14.9km (9.3 miles) ⓘPalermo No. 1 Mine, Groton, Grafton County, New Hampshire, USA
15.0km (9.3 miles) ⓘPalermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
16.1km (10.0 miles) ⓘCharles Davis Mine, Groton, Grafton County, New Hampshire, USA
16.6km (10.3 miles) ⓘAaron's Ledge Mine, Springfield, Sullivan County, New Hampshire, USA
30.8km (19.1 miles) ⓘLower Baker Pond Brook Occurrences, Wentworth, Grafton County, New Hampshire, USA
31.0km (19.2 miles) ⓘEastman Ledges, Orford, Grafton County, New Hampshire, USA
References
Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James J., Stewart, Glen W., Shainin, Vincent E. (1954) Pegmatite Investigations, 1942-45, in New England. Geological Survey Professional Paper 255. US Geological Survey doi:10.3133/pp255
 
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