Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Illite from
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


Locality type:Deposit
Classification
Species:Muscovite var: Illite
Formula:K0.65Al2.0[Al0.65Si3.35O10](OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Illite data
Locality Data:Click here to view 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
Data Identifiers
Mindat Occurrence Record ID:717075
Long-form Identifier:1:3:717075:1
GUID (UUID V4):0
Nearest other occurrences of Illite
40.5km (25.2 miles) ⓘRay Mine, Scott Mountain, Pinal County, Arizona, USA
55.4km (34.5 miles) ⓘ79 Mine, Chilito, Hayden area, Banner Mining District, Gila County, Arizona, USA
58.1km (36.1 miles) ⓘBig Mine, Owl Head Buttes area, Owl Head Mining District, Tortolita Mountains, Pinal County, Arizona, USA
62.0km (38.5 miles) ⓘMiami Mine, Miami-Inspiration deposit, Miami, Miami-Inspiration Mining District, Globe-Miami Mining District, Gila County, Arizona, USA
65.3km (40.6 miles) ⓘDripping Springs Valley Chabazite deposit, Dripping Spring Wash, Banner Mining District, Gila County, Arizona, USA
81.6km (50.7 miles) ⓘKalamazoo orebody, San Manuel Mine, Pinal County, Arizona, USA
References
Singer, Donald A., Berger, Vladimir Iosifovich, Moring, Barry C. (2005) Porphyry copper deposits of the world: database, map, and grade and tonnage models. Open-File Report 2005-1060. US Geological Survey doi:10.3133/ofr20051060
 
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