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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Pyrrhotite from
Peerless Prospect, Nighthawk Mining District, Okanogan County, Washington, USA


Locality type:Prospect
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Peerless Prospect, Nighthawk Mining District, Okanogan County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:310484
Long-form Identifier:1:3:310484:2
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
12.5km (7.8 miles) ⓘCopper World Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
12.7km (7.9 miles) ⓘCopper World Extension Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
15.1km (9.4 miles) ⓘDividend-Lakeview Mine, Osoyoos, Osoyoos Mining Division, British Columbia, Canada
16.0km (9.9 miles) ⓘKelsey Prospect, Oroville Mining District, Okanogan County, Washington, USA
17.3km (10.8 miles) ⓘMoncosilgo Prospect, Oroville Mining District, Okanogan County, Washington, USA
26.9km (16.7 miles) ⓘMorning Star Mine, Fairview Camp, Oliver, Osoyoos Mining Division, British Columbia, Canada
27.4km (17.0 miles) ⓘStemwinder Mine, Fairview Camp, Oliver, Osoyoos Mining Division, British Columbia, Canada
28.1km (17.4 miles) ⓘFairview Mine, Fairview Camp, Oliver, Osoyoos Mining Division, British Columbia, Canada
28.5km (17.7 miles) ⓘGypo Mine, Osoyoos Mining Division, British Columbia, Canada
30.2km (18.7 miles) ⓘSusie Mine, Burnell Lake, Oliver, Osoyoos Mining Division, British Columbia, Canada
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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