Stratigraphic framework and distribution of lignite in the Claiborne Group, Calhoun County, Arkansas
By: by Bettie S. Hackman
Contributors: Geological Survey (U.S.)
Series: Open-file report -- 82-787; Open-file report (Geological Survey (U.S.)) -- 82-787
Publisher: U.S. Geological Survey
Published: 1982
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Lignite -- Arkansas -- Calhoun County
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1982?]. 2 microfiches ; 11 x 15 cm

Bibliography: p. 4