Bentonite and fuller's earth resources of the United States
by John W. Hosterman and Sam H. Patterson.
- Washington, D.C. U.S. G.P.O. 1992.
- iv, 45 p.
- U.S. Geological Survey professional paper 1522 .
Includes bibliographical references.
91013033
Bentonite deposits--United States. Bentonite. Fuller's earth--United States.