Bentonite Deposits in Marine Cretaceous Formations, Hardin District, Montana and Wyoming, with A Section on Laboratory Procedures Used For Testing the Bentonites.
Contributors: Knechtel, M.M.; Patterson, S.H.
Series: U.S. Geological Survey bulletin -- 1023
Publisher: s.n
Published: 1955
Place of publication: S.l
Language: eng
Notes: 1