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
Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA


07079050017369921783409.jpg
Pyrrhotite

Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
07079050017369921783409.jpg
Pyrrhotite

Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
07696480017272023413401.jpg
Pyrrhotite

Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
Locality type:Mine
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Comments:Occurs as a primary mineral.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:258252
Long-form Identifier:1:3:258252:8
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
3.0km (1.9 miles) ⓘContention Mine (North Star Mine), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
8.5km (5.3 miles) ⓘEsperanza Mine [new], Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
8.9km (5.6 miles) ⓘProsperity Mine group (Helmet Peak group; Helmet Peak Mine; Prosperity claims), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
11.2km (6.9 miles) ⓘMineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
24.7km (15.4 miles) ⓘHelvetia-Rosemont Mining District, Pima County, Arizona, USA
31.9km (19.8 miles) ⓘDimple Mine group, Mount Fagan, Helvetia-Rosemont Mining District, Pima County, Arizona, USA
33.5km (20.8 miles) ⓘUnnamed Cu prospects 101-34 & 101-35, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
33.8km (21.0 miles) ⓘUnnamed Cu prospect 101-24, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
33.9km (21.1 miles) ⓘUnnamed Cu prospect 101-18, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
34.3km (21.3 miles) ⓘUnnamed Cu prospects 101-6 & 101-10, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
References
Galbraith, F. W. (1947) Minerals of Arizona (Second Edition, Revised). University of Arizona Bulletin 153. Arizona Bureau of Mines
 
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