Geology and beryl deposits of the Peerless pegmatite, Pennington County, South Dakota
By: by Douglas M. Sheridan [and others]
Contributors: Sheridan, Douglas M., 1921-; U.S. Atomic Energy Commission.
Series: Pegmatites and other Precambrian rocks in the southern Black Hills; Geological Survey professional paper 297-A; Geological Survey professional paper ;; 297-A.
Publisher: U.S. Govt. Print. Off.
Published: 1957
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Beryl -- South Dakota -- Pennington Co.; Mines and mineral resources -- South Dakota -- Pennington Co.; Pegmatites -- South Dakota -- Pennington Co.
Notes: Bibliography: p. 24-25.
"Work done partly on behalf of the U.S. Atomic Energy Commission."
Part of illustrative matter fold. in pocket.