Geochemical variation in a copper-bearing redbed sequence of the Ravalli Group (Belt Supergroup), northwestern Montana and northern Idaho Title Geochemical variation in a copper-bearing redbed sequence of the Ravalli Group (Belt Supergroup), northwestern Montana and northern Idaho / by Jon J. Connor ; with analytical contributions from A.J. Bartel [and others]. Author Connor, Jon J. Published by Denver, Colo. : U.S. Geological Survey : Books and Open-File Reports Section [distributor], 1991. Format Microform
Details Additional authors Bartel, A. J. Geological Survey (U.S.) https://id.oclc.org/worldcat/entity/E39QQPVp83d4Vy7x8MF6BhTJc6 Description 2 volumes : illustrations, maps; 28 cm + Series statement Open-file report ; 91-0028 A, 91-0028 B Uniform title U.S. Geological Survey open-file report ; 91-28 A, B. Alternative title Geochemical variation, Ravalli Group redbeds NW Montana & N Idaho Subject Geochemistry -- Montana. Geochemistry -- Idaho. Copper ores -- Idaho. Copper ores -- Montana. Ravalli Group (Idaho and Mont.) Genre/Form Computer files. Contents 91-0028A. Geological interpretation (paper copy) -- 91-0028B. Geochemical data files, ASCII, (1) 5 1/4" 360K floppy diskette. Call number READEX Microfiche I 19.76:91-28-A Language English Note Cover title. Distributed to depository libraries in microfiche. Shipping list no.: 92-0531-M. Imprint and distribution information from transmittal sheet. Title on disk label: Geochemical variation, Ravalli Group redbeds NW Montana & N Idaho. Computer disk contains 22 files. Information on diskette not included in microfiche reproduction. Reproduction (note) Microfiche. Type of content text Type of medium microform Type of carrier microfiche Reproduction Microfiche. [Denver, Colo. : U.S. Geological Survey, 1991?]. 1 microfiche : negative. Gpo item no. 0624-H (MF) Sudoc no. I 19.76:91-28-A View in legacy catalogNavigation arrow Help and Feedback