Geology and beryl deposits of the Peerless pegmatite, Pennington County, South Dakota /

Bibliographic Details
Corporate Authors:	Geological Survey (U.S.), U.S. Atomic Energy Commission
Other Authors:	Sheridan, Douglas M., 1921-
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. Govt. Print. Off, 1957.
Series:	Pegmatites and other Precambrian rocks in the southern Black Hills. Geological Survey professional paper ; 297-A.
Subjects:	Beryl > South Dakota > Pennington County. Mines and mineral resources > South Dakota > Pennington County. Pegmatites > South Dakota > Pennington County.

Description
Item Description:	"Work done partly on behalf of the U.S. Atomic Energy Commission." Part of illustrative matter fold. in pocket.
Physical Description:	iii, 47 pages : illustrations, maps (part color) ; 29 cm.
Bibliography:	Bibliography: pages 24-25.