Summary of United States mineral resources /

Bibliographic Details
Main Authors:	Brobst, Donald A. (Donald Albert), 1925-2011 (Author), McKelvey, V. E. (Vincent Ellis), 1916- (Author), Pratt, Walden P. (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1973.
Series:	Geological Survey circular ; 682.
Subjects:	Mines and mineral resources > United States. Mines and mineral resources. United States.
Online Access:	https://purl.fdlp.gov/GPO/gpo114170

Description
Item Description:	"This circular is an excerpt from Professional Paper 820, United States Mineral Resources, and consists of its first two chapters. These chapters summarize our resources and provide the basic guidelines under with the individual commodities were evaluated in greater detail in that report."
Physical Description:	1 online resource (19 pages) : illustrations.
Bibliography:	Includes bibliographical references.