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Biotite from
Clark Mine, Rincon Mountain, Rincon, Rincon District, San Diego Co., California, USA

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Hanley, J. B. 1951. Economic Geology of the Rincon Pegmatites, San Diego County, California. Department of Natural Resources, California Division of Mines, Special Report 7B: p. 20-23, maps.
Data
Mineral Data:	Click here to view Biotite data
Locality Data:	Click here to view Clark Mine, Rincon Mountain, Rincon, Rincon District, San Diego Co., California, USA

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