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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Manganese Oxides from
Mammoth, Mammoth Mining District, Pinal County, Arizona, USA


02881880017367062063294.jpg
Manganese Oxides

Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
01025590017367062074005.jpg
Manganese Oxides, etc.

Ford Mine, Tucson Wash, Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
09501970017272735658166.jpg
Manganese Oxides

Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
01760520017272032273257.jpg
Manganese Oxides, etc.

Ford Mine, Tucson Wash, Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
09501970017272735658166.jpg
Manganese Oxides

Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
01760520017272032273257.jpg
Manganese Oxides, etc.

Ford Mine, Tucson Wash, Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
Locality type:Town
Classification
Species:'Manganese Oxides' (not an IMA approved species)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Quartz3
Chrysocolla1
Allophane1
Vanadinite1
Calcite1
Wulfenite1
Willemite1
Data
Mineral Data:Click here to view Manganese Oxides data
Locality Data:Click here to view Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:695331
Long-form Identifier:1:3:695331:7
GUID (UUID V4):0
Localities for Manganese Oxides in this Region
Ford Mine, Tucson Wash, Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
Nearest other occurrences of Manganese Oxides
5.4km (3.4 miles) ⓘFord Mine, Tucson Wash, Mammoth, Mammoth Mining District, Pinal County, Arizona, USA
41.0km (25.4 miles) ⓘChilito Mine, Schneider Hill, Chilito, Hayden area, Banner Mining District, Gila County, Arizona, USA
43.4km (26.9 miles) ⓘFlorence Mine (Florence Lead Silver Mine), Ripsey Hill area, Ripsey Mining District, Tortilla Mountains, Pinal County, Arizona, USA
49.1km (30.5 miles) ⓘC and B Mine (C & B Mine; Vanadium Mine), Christmas, Banner Mining District, Gila County, Arizona, USA
49.8km (30.9 miles) ⓘGrey Horse Mine, Riverside, Riverside Mining District, Pinal County, Arizona, USA
60.8km (37.8 miles) ⓘUnnamed copper mine, Deer Creek, Pima County, Arizona, USA
76.6km (47.6 miles) ⓘSaginaw Hill, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
78.0km (48.5 miles) ⓘHearst Mine (Hearst group), Winchester Mining District, Winchester Mountains, Cochise County, Arizona, USA
78.2km (48.6 miles) ⓘReymert Mine, Reymert Canyon, Mineral Mountain Mining District, Pinal County, Arizona, USA
78.7km (48.9 miles) ⓘTip Top No. 1 prospect, Johnny Lyon Hills, Yellowstone Mining District, Cochise County, Arizona, USA
References
King, Van (n.d.) Personal communcation.
 
and/or  
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