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


Locality type:Mine
Classification
Species:Hematite
Formula:Fe2O3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hematite 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:258239
Long-form Identifier:1:3:258239:9
GUID (UUID V4):0
Nearest other occurrences of Hematite
1.0km (0.6 miles) ⓘCopper Glance Mine (Glance Mine), Stevens Mountain, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
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
9.7km (6.0 miles) ⓘSan Xavier Mine (San Xavier Mine shaft), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
10.1km (6.3 miles) ⓘPima Mine, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
11.1km (6.9 miles) ⓘMission pit, Mission complex, San Xavier, 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
11.8km (7.4 miles) ⓘEisenhower Mine (Eisenhower property/group; Mission Extension; Palo Verde Mine; Palo Verde copper deposit), Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
15.6km (9.7 miles) ⓘDiamond Head group, Fresnal Canyon, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
22.3km (13.8 miles) ⓘIron Mask Mine (Iron Mask prospect; McCleary prospect; Littleshot prospect), Jackson Mine group (McCleary group; Old Baldy Copper Mine; Rosa Mine; Hickory; Decatur), Jackson Canyon, Old Baldy Mining District, 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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