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Montmorillonite from
Unnamed wash, adjacent to State Route 177, Superior area, Pinal County, Arizona, USA


Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Comments:Occurs as bentonite.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Unnamed wash, adjacent to State Route 177, Superior area, Pinal County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:256384
Long-form Identifier:1:3:256384:8
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
12.1km (7.5 miles) ⓘRay Mine, Scott Mountain, Pinal County, Arizona, USA
23.3km (14.5 miles) ⓘCastle Dome Mine (Castle Dome deposit; Pinto Valley deposit), Castle Dome area (Castle Dome Mine area; Pinto Valley Mine area), Inspiration, Miami-Inspiration Mining District, Gila County, Arizona, USA
30.5km (19.0 miles) ⓘ79 Mine, Chilito, Hayden area, Banner Mining District, Gila County, Arizona, USA
30.6km (19.0 miles) ⓘCopper Cities Mine, Copper Cities Mine area, Sleeping Beauty Peak, Miami, Miami-Inspiration Mining District, Globe-Miami Mining District, Gila County, Arizona, USA
35.7km (22.2 miles) ⓘPoston Butte deposit (Continental Oil Co. property; Aztec Exploration and Development Co. property; Florence Conoco; Florence Copper Co. property), Florence, Florence Mining District (Blackwater Mining District; Black Rock Mining District), Pinal County, Arizona, USA
36.2km (22.5 miles) ⓘChristmas Mine, Christmas, Banner Mining District, Gila County, Arizona, USA
36.3km (22.6 miles) ⓘChristmas, Banner Mining District, Gila County, Arizona, USA
36.8km (22.9 miles) ⓘCopper Hill prospect, Crozier Peak area, Cottonwood Mining District, Tortilla Mountains, Pinal County, Arizona, USA
80.6km (50.1 miles) ⓘGrand Reef Mine, Laurel Canyon, Grand Reef Mountain, Klondyke, Aravaipa Mining District, Graham County, Arizona, USA
References
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.305
 
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