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Mineralogy and Geochemistry of Some Belt Rocks, Montana and Idaho

Description: A report which compares 20,000 feet of Belt rocks in the Mission Mountains Primitive Area in Montana with 40,000 feet of Belt rocks in the Pend Oreille area in Idaho and Montana.
Date: 1970
Creator: Harrison, J. E. & Grimes, D. J.
Partner: UNT Libraries Government Documents Department
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Geology of the Clark Fork Quadrangle Idaho-Montana

Description: A report about the Clark Fork quadrangle which is underlain by more than 38,000 feet of low-grade metasedimentary rocks of the Precambrian Belt series. The quadrangle has both metallic and nonmetallic mineral deposits of considerable value.
Date: 1963
Creator: Harrison, J. E. & Jobin, D. A.
Partner: UNT Libraries Government Documents Department
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Geology of the Dry Valley Quadrangle, Idaho

Description: From introduction: The principal objective of the program is to make detailed geologic maps of the areas in which important phosphate deposits in the Phorphoria formation occur. It is hoped that the maps will serve both as an aid in selecting possible sites for mining and as a basis for calculating reserves.
Date: 1955
Creator: Cressman, Earle Rupert & Gulbrandsen, Robert A.
Partner: UNT Libraries Government Documents Department
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Geology of the Murray Area, Shoshone County, Idaho

Description: Abstract: The Murray area includes almost the whole drainage basins of Prichard, Eagle, and Beaver Creeks and is underlain by the pre-Cambrian Belt series which is subdivided, from oldest to youngest, as follows: Prichard formation (upper and lower parts), Burke formation, Revett quartzite, St. Regis formation, Wallace formation, and Striped Peak formation. The Belt series in this area is cut by many small monzonite stocks believed to be related to the Cretaceous Idaho batholith. This repo… more
Date: 1956
Creator: Hosterman, John W.
Partner: UNT Libraries Government Documents Department
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Fluorspar Deposits Near Meyers Cove, Lemhi County, Idaho

Description: Abstract: The fluorspar deposits near Meyers Cove, Lemhi County, Idaho, are localized along three groups of shear zones: one group strikes northeast and dips steeply northwestward, another strikes northeast and dips gently northwestward, and the third strikes northwest and dips gently southwestward. The country rocks are tuffs and flows of the Casto volcanics of Permian(?) age and the Challis volcanics of late Oligocene or early Miocene age. The known deposits are in a belt about 3 miles long a… more
Date: 1954
Creator: Cox, D. C.
Partner: UNT Libraries Government Documents Department
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Ordovician Graptolites of the Basin Ranges in California, Nevada, Utah, and Idaho

Description: From introduction: This report presents a summary of the graptolite faunas of the Basin Ranges as known from the collections of the U.S. Geological Survey and the Departments of Geology of the University of California at Los Angeles and Utah State University. The collections were made in the period 1872-1958, but only a very small number of specimens have been described or illustrated in the 80 or so years elapsed.
Date: 1963
Creator: Ross, Reuben James, Jr. & Berry, William B. N.
Partner: UNT Libraries Government Documents Department
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Geology of the Clark Fork Quadrangle Idaho-Montana

Description: This report gives a brief geological description of the Clark Fork quadrangle on the Idaho-Montana border.
Date: 1963
Creator: Harrison, Jack Edward & Jobin, Daniel A.
Partner: UNT Libraries Government Documents Department
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