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

Classification
Species:Muscovite var: Sericite
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 Sericite data
Locality Data:Click here to view South Hubbard, Banner, Banner Mining District, San Diego County, California, USA
Nearest other occurrences of Sericite
31.8km (19.8 miles) El Capitan Quarry, Lakeside, San Diego County, California, USA
34.9km (21.7 miles) Metal Mountain Mine, Metal Mountain, Live Oak Springs area, In-Ko-Pah Mts (In-Ko-Pah Range), San Diego County, California, USA
60.8km (37.8 miles) Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala Mining District, San Diego County, California, USA
61.9km (38.5 miles) Unnamed Cu deposit, Lake San Marcos, San Diego County, California, USA
66.3km (41.2 miles) Andalusite pegmatite (group I; older pegmatites), Little Cahuilla Mountain, Cahuilla Mining District, Riverside Co., California, USA
 
Mineral and/or Locality  
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