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Beneficiation of Chromite Ores From Western United States

Description: Report issued by the U.S. Bureau of Mines on the sampling of chrome ore deposits in the western United States. Physical properties of the samples collected are presented. This report includes tables.
Date: June 1947
Creator: Batty, J. V.; Mitchell, T. F.; Havens, R. & Wells, R. R.
Partner: UNT Libraries Government Documents Department
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Uranium-Bearing Deposits West of Clancey, Jefferson County, Montana

Description: From abstract: Nine uranium deposits occur in a small area west of Clancey, Jefferson County, Mont. These deposits are all in or near silicified fracture zones in quartz monzonite and related rocks of the Boulder batholith. The deposits contain pockets of uranium minerals in cavities in brecciated well-silicified rock. The primary uranium mineral pitchblende has been found in one pod. Secondary uranium minerals occur as fracture linings and in pore spaces in and adjacent to the silicified zones. more
Date: June 1951
Creator: Roberts, Wayne A. & Gude, Arthur J., III
Partner: UNT Libraries Government Documents Department
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Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Arizona, Idaho, Montana, New Mexico, South Dakota and Washington: Final Report, Volume 2-B. Shelby Quadrangle

Description: From introduction: This volume contains information and survey results pertaining specifically to the Shelby NTMS 1:250,000 scale Quadrangle, Montana, one of a group of 12 such quadrangles in Arizona, Idaho, Montana, New Mexico, South Dakota, and Washington included in an aerial radiometric and magnetic reconnaissance survey. General information concerning the instrumentation and methods used in data acquisition, processing, and interpretation is presented in Volume 1 of this final report.
Date: June 1979
Creator: Texas Instruments Incorporated
Partner: UNT Libraries Government Documents Department
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Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Arizona, Idaho, Montana, New Mexico, South Dakota and Washington: Final Report, Volume 2-C. Havre Quadrangle

Description: From introduction: This volume contains information and survey results pertaining specifically to the Havre NTMS 1:250,000 scale Quadrangle, Montana, one of a group of 12 such quadrangles in Arizona, Idaho, Montana, New Mexico, South Dakota, and Washington included in an aerial radiometric and magnetic reconnaissance survey. General information concerning the instrumentation and methods used in data acquisition, processing, and interpretation is presented in Volume 1 of this final report.
Date: June 1979
Creator: Texas Instruments Incorporated
Partner: UNT Libraries Government Documents Department
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Arizona, Idaho, Montana, New Mexico, South Dakota and Washington: Final Report, Volume 2-F. Lewistown Quadrangle

Description: From introduction: This volume contains information and survey results pertaining specifically to the Lewistown NTMS 1:250,000 scale Quadrangle, Montana, one of a group of 12 such quadrangles in Arizona, Idaho, Montana, New Mexico, South Dakota, and Washington included in an aerial radiometric and magnetic reconnaissance survey. General information concerning the instrumentation and methods used in data acquisition, processing, and interpretation is presented in Volume 1 of this final report.
Date: June 1979
Creator: Texas Instruments Incorporated
Partner: UNT Libraries Government Documents Department
open access

Paid Family Medical Leave: Supporting Families, Businesses, and the Economy

Description: A report about paid leave in Montana. It uses evidence from state-initiated paid leave programs and national studies to examine how paid leave benefits families, businesses, and the economy.
Date: June 2015
Creator: Montana Budget & Policy Center
Partner: UNT Libraries Government Documents Department
open access

Aerial Radiometric and Magnetic Reconnaissance Survey of Portions of Arizona, Idaho, Montana, New Mexico, South Dakota and Washington: Volume 2-E. Great Falls Quadrangle

Description: Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Great Falls quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.
Date: June 1979
Creator: Texas Instruments Incorporated
Location: None
Partner: UNT Libraries Government Documents Department
open access

Airborne Radiometric Reconnaissance of Parts of Central Montana

Description: This report provides the results to an airborne radiometric reconnaissance made in central Montana, the Sweetgrass Hills and Arch area, and Clancy area of the Boulder batholith that was completed in October 1953. This report is divided into three parts, each area is discussed separately according to its geology, the airborne procedures employed, and the conclusions reached.
Date: June 1955
Creator: Norman, H. W. & Lovejoy, Earl M. P.
Partner: UNT Libraries Government Documents Department
open access

Dubois Quadrangle, Idaho and Montana

Description: From Purpose and Scope: "The Dubois Quadrangle, Idaho and Montana (Fig. 1), was studied to identify geologic environments and delineate areas favorable for uranium deposits. These reports summarized field observations and contained preliminary evaluations of geologic environments for uranium deposition. The identification of environments favorable for uranium deposition involved collection and interpretation of radiometric, geochemical, and geologic data."
Date: June 1981
Creator: Wodzicki, Antoni & Krason, Jan
Location: None
Partner: UNT Libraries Government Documents Department
open access

Mines and Mineral Deposits (Except Fuels) Judith Basin County, Montana

Description: Report issued by the U.S. Bureau of Mines discussing the mining procedures and minerals of Judith Basin County, Montana. History, geology, and mineral production of the Judith Basin County mines are presented. This report includes tables, illustrations, and maps.
Date: June 1951
Creator: Robertson, Almon F. & Roby, Robert N.
Partner: UNT Libraries Government Documents Department
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