Analyses of clay, shale, and related materials --
Subtitle: west-central counties
By: James L. Calver, C.E. Smith, and D.C. Le Van ; in cooperation with U.S. Bureau of Mines
Contributors: Smith, C. E., author; Le Van, D. C. (Donald C.), author; United States. Bureau of Mines
Series: Mineral resources report - Virginia Division of Mineral Resources -- 6; Mineral resources report (Virginia. Division of Mineral Resources) -- 5.
Publisher: Virginia Division of Mineral Resources
Published: 1964
Place of publication: Charlottesville
Language: eng
Number of pages: 230
Subjects: Clay; Shale; Analysis