The Chopawamsic Formation--
Subtitle: a new stratigraphic unit in the Piedmont of northeastern Virginia
By: by D. L. Southwick, John C. Reed, Jr., and R. B. Mixon.
Contributors: Reed, John Calvin, 1930- joint author.; Mixon, Robert B., joint author.
Series: Contributions to stratigraphy; Geological Survey bulletin 1324-D; Geological Survey bulletin ;; 1324-D.
Publisher: U.S. Govt. Print. Off.
Published: 1971
Place of publication: [Washington
Language: eng
Number of pages: 11
Subjects: Geology, Stratigraphic -- Ordovician.; Geology, Stratigraphic -- Cambrian.; Geology -- Virginia -- Prince William Co.; Geology -- Virginia -- Stafford Co.
Notes: Bibliography: p. 10-11.