Exploration for beryllium at the Helen Beryl, Elkhorn, and Tin Mountain pegmatites, Custer County, South Dakota
By: by Mortimer H. Staatz [and others]
Contributors: Staatz, Mortimer Hay, 1918-; U.S. Atomic Energy Commission.
Series: Pegmatites and other Precambrian rocks in the southern Black Hills; Geological Survey professional paper 297-C; Geological Survey professional paper ;; 297-C.
Publisher: U.S. Govt. Print. Off.
Published: 1963
Place of publication: Washington
Language: eng
Number of pages: 197
Subjects: Beryllium ores -- South Dakota -- Custer Co.; Pegmatites -- South Dakota -- Custer Co.; Mines and mineral resources -- South Dakota -- Custer Co.
Notes: Bibliography: p. 195.
"Prepared on behalf of the United States Atomic Energy Commission."
Part of illustrative matter fold. in pocket.