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Lepidolite from
Tin Mountain Mine, Fourmile, Custer District, Custer Co., South Dakota, USA

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Rocks & Minerals: 60: 117-118; Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 32 (Table A-1).; Staatz, M. H.; Page, L. R.; Norton, J. J.; Wilmarth, V. R. (1963) Exploration for beryllium at the Helen Beryl, Elkhorn, and Tin Mountain pegmatites, Custer County, South Dakota. USGS Prof. Paper 297C.
Data
Mineral Data:	Click here to view Lepidolite data
Locality Data:	Click here to view Tin Mountain Mine, Fourmile, Custer District, Custer Co., South Dakota, USA

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