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Muscovite from
South Hubbard, Banner, Banner Mining District, San Diego County, California, USA

Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
References
References:Donnelly, M. (1934): Geology and Mineral Deposits of the Julian District. In: California Journal of Mines and Geology, Vol 30, No 1. State Mineralogists Report XXX.
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view South Hubbard, Banner, Banner Mining District, San Diego County, California, USA
Nearest other occurrences of Muscovite
2.4km (1.5 miles) Golden Chariot Mine (Golden Chariot claims; Chariot North claims; Ida Claire; Eureka group), Julian, Julian Mining District, San Diego County, California, USA
3.4km (2.1 miles) Helvetia Mine, Julian, Julian Mining District, San Diego County, California, USA
3.5km (2.2 miles) Royal Mine (Lithium Queen claim; Pandora deposit; Royal deposit; Thursday claim), Rodriguez Canyon, Banner Mining District, San Diego County, California, USA
12.0km (7.5 miles) Mason Valley Gem claim, Mason Valley, Banner Mining District, San Diego County, California, USA
22.2km (13.8 miles) Surprise Mine, Ramona, Ramona Mining District, San Diego County, California, USA
22.4km (13.9 miles) Lookout Mine (Hercules group; Lookout prospect; Upper Hercules mine), Ramona, Ramona Mining District, San Diego County, California, USA
22.5km (14.0 miles) Hercules Mine (Beryl claim; Hercules claim; Hercules group; Hercules prospect), Ramona, Ramona Mining District, San Diego County, California, USA
22.6km (14.0 miles) Little Three Mine (Little 3 mine), Ramona, Ramona Mining District, San Diego County, California, USA
22.8km (14.2 miles) Equestrian prospect, Ramona, Ramona Mining District, San Diego County, California, USA
22.8km (14.2 miles) Apollo Lode claim, Ramona, Ramona Mining District, San Diego County, California, USA
 
Mineral and/or Locality  
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