Resource Type

Development of a Mobile Compressor and Utility Station (open access)

Development of a Mobile Compressor and Utility Station

Report issued by the U.S. Bureau of Mines on the development of a mobile compressor and utility station in the oil-shale mine near Rifle, Colorado during 1949. The report includes photographs and illustrations of the mobile station.
Date: July 1950
Creator: Wright, Fred D. & Ballinger, Homer J.
System: The UNT Digital Library
Mining Program: Bureau of Mines Oil-Shale Project, Rifle, Colorado (open access)

Mining Program: Bureau of Mines Oil-Shale Project, Rifle, Colorado

Report issued by the Bureau of Mines on the development of efficient mining methods for producing oil shale. Characteristics of the oil shale deposits of the Green River are presented. The results of core drilling and sampling in this area are also listed. This report includes tables, illustrations, maps, and photographs.
Date: April 1948
Creator: Gardner, E. D.
System: The UNT Digital Library
The Leadville Drainage Tunnel, Lake County, Colorado (open access)

The Leadville Drainage Tunnel, Lake County, Colorado

Report issued by the Bureau of Mines over the Leadville Drainage Tunnel. Descriptions and details about the tunnel are presented. This report includes tables, maps, illustrations, and photographs.
Date: August 1949
Creator: Elgin, Robert A.; Volin, M. E. & Townsend, James W.
System: The UNT Digital Library
Lead-Zinc-Silver in the Poughkeepsie District and Part of the Upper Uncompahgre and Mineral Point Districts, Ouray and San Juan Counties, Colorado (open access)

Lead-Zinc-Silver in the Poughkeepsie District and Part of the Upper Uncompahgre and Mineral Point Districts, Ouray and San Juan Counties, Colorado

Report issued by the Bureau of Mines over mining districts in Colorado. As noted in the introduction, "in this report the physical features, climate, and ore deposits of the districts are described, and a brief history of mining and production of lead, zinc, and silver is given" (p. 4). This report includes tables, illustrations, and maps.
Date: September 1949
Creator: Hazen, Scott W., Jr.
System: The UNT Digital Library
Effect of Oil-Base Drilling Fluid Filtrate on Analysis of Cores from South Coles Levee, California, and Rangely, Colorado Fields (open access)

Effect of Oil-Base Drilling Fluid Filtrate on Analysis of Cores from South Coles Levee, California, and Rangely, Colorado Fields

Report issued by the U.S. Bureau of Mines on the study of contamination of cores obtained with conventional core barrels. The effect of the oil-based drilling fluid and analysis of the cores are presented. The report includes tables, graphs, and illustrations.
Date: August 1950
Creator: Gates, Gates L.; Morris, Frank C. & Caraway, W. Hodge
System: The UNT Digital Library
Some Innovations in Equipment For Scaling High Roofs and Mine Walls (open access)

Some Innovations in Equipment For Scaling High Roofs and Mine Walls

Report issued by the U.S. Bureau of Mines describing the methods and equipment developed at the oil-shale mine near Rifle, Colorado. This report includes photographs and illustrations documenting this equipment.
Date: October 1950
Creator: Brown, Brinton C.; Wright, Fred D. & Ballinger, Homer J.
System: The UNT Digital Library
Properties of Crude Oil From the Greasewood Flat Area in Colorado (open access)

Properties of Crude Oil From the Greasewood Flat Area in Colorado

Report issued by the U.S. Bureau of Mines on two samples of crude oil collected from the Greasewood Flat area of northwestern Colorado. These samples were analyzed for many characteristics, and an approximate summary of those characteristics are presented. The report contains two tables of data.
Date: May 1932
Creator: Rue, H. P.
System: The UNT Digital Library
Investigation of Coal Deposits in the Coal Creek District, Gunnison County, Colorado: Progress Report 1 (open access)

Investigation of Coal Deposits in the Coal Creek District, Gunnison County, Colorado: Progress Report 1

Report issued by the Bureau of Mines on studies of coal deposits of the Coal Creek district. The physicality, geology, and characteristics of samples are listed. This report includes tables, and a map.
Date: April 1947
Creator: Toenges, Albert L.; Turnbull, Louis A.; Davis, J. D. & Reynolds, D. A.
System: The UNT Digital Library
Size Consist, Chemical Analysis, and Physical Properties of 2-1/2-Inch Subbituminous Slack from the Denver, Colorado Region (open access)

Size Consist, Chemical Analysis, and Physical Properties of 2-1/2-Inch Subbituminous Slack from the Denver, Colorado Region

Report issued by the U.S. Bureau of Mines on sub-bituminous slack from Denver, Colorado. The characteristics and properties of 2-1/2 inch slack samples are listed. This report includes tables, graphs, maps, illustrations, and photographs.
Date: August 1942
Creator: Parry, V. F. & Landers, W. S.
System: The UNT Digital Library
Trends in the Use of Energy in the Western States, With Particular Reference to Coal (open access)

Trends in the Use of Energy in the Western States, With Particular Reference to Coal

Report issued by the U.S. Bureau of Mines on energy consumption in the western United States. A focus on coal as the primary energy source is presented. This report includes tables, graphs, maps, and illustrations.
Date: January 1943
Creator: Parry, V. F.
System: The UNT Digital Library
Briquetting Subbituminous Coal (open access)

Briquetting Subbituminous Coal

Report issued by the Bureau of Mines over briquetting of coal for development of more effective fuel. Materials, equipment, and processes are discussed. This report includes tables, illustrations, and photographs.
Date: June 1943
Creator: Parry, V. F. & Goodman, John B.
System: The UNT Digital Library
Exploration of Lead-Zinc Deposits in the Ross Basin-Lake Como Area, San Juan County, Colorado (open access)

Exploration of Lead-Zinc Deposits in the Ross Basin-Lake Como Area, San Juan County, Colorado

Report issued by the Bureau of Mines over exploration of lead-zinc deposits in Colorado. The geology, location, and physical features of the deposits are discussed. This report includes tables, maps, photographs, and illustrations.
Date: 1959
Creator: Hild, John H. & Rose, C. K.
System: The UNT Digital Library
Exploration for Lead and Zinc at the Madonna Mine, Monarch Mining District, Chaffee County, Colorado (open access)

Exploration for Lead and Zinc at the Madonna Mine, Monarch Mining District, Chaffee County, Colorado

Report issued by the Bureau of Mines over exploration of the lead and zinc deposits of the Madonna Mine. Descriptions of the deposits are presented. This report includes tables, maps, and illustrations.
Date: May 1956
Creator: Hazen, Scott W., Jr.
System: The UNT Digital Library
Hyatt Rach Pegmatite, Larimer County, Colorado (open access)

Hyatt Rach Pegmatite, Larimer County, Colorado

Report issued by the Bureau of Mines over studies conducted on Larimer County pegmatite deposits. Descriptions of the deposits are presented. This report includes tables, maps, photographs, and illustrations.
Date: 1960
Creator: Gilkey, Millard M.
System: The UNT Digital Library
Reconnaissance of Titaniferous Sandstone Deposits of Utah, Wyoming, New Mexico, and Colorado (open access)

Reconnaissance of Titaniferous Sandstone Deposits of Utah, Wyoming, New Mexico, and Colorado

Report issued by the Bureau of Mines over heavy sandstone deposits in the Four-State area of the U.S. Details of the geology and an estimate of resources are presented. This report includes tables, maps, and illustrations.
Date: 1961
Creator: Dow, Vernon T. & Batty, J. Vance
System: The UNT Digital Library
Iron Mountain Titaniferous Magnetite Deposits, Fremont County, Colorado (open access)

Iron Mountain Titaniferous Magnetite Deposits, Fremont County, Colorado

Report issued by the Bureau of Mines over the Iron Mountain magnetite deposits. As stated in the introduction, "magnetic, gravity, and geologic surveys were made to permit an estimate of the extent and magnitude of the Iron Mountain, Colorado, titaniferous magnetite deposit" (p. 1). This report includes tables, maps, and illustrations.
Date: 1961
Creator: Becker, Robert M.; Shannon, S. S., Jr. & Rose, C. K.
System: The UNT Digital Library
Synthetic Liquid Fuels: Annual Report of the Secretary of the Interior for 1952; Part 2 - Oil from Oil Shale (open access)

Synthetic Liquid Fuels: Annual Report of the Secretary of the Interior for 1952; Part 2 - Oil from Oil Shale

Report issued by the Bureau of Mines over an annual study of synthetic liquid fuel production. Results of the annual study are discussed. This report includes maps, tables, illustrations, and photographs.
Date: January 1953
Creator: unknown
System: The UNT Digital Library
Description and Operation of the N-T-U Retort on Colorado Oil Shale (open access)

Description and Operation of the N-T-U Retort on Colorado Oil Shale

Report issued by the Bureau of Mines over studies conducted on Colorado oil-shale. Description of the N-T-U retort is presented. This report includes tables, photographs, and illustrations.
Date: November 1956
Creator: Ruark, J. R.; Berry, K. L. & Guthrie, Boyd
System: The UNT Digital Library
Characteristics and Analyses of Ninety-Two Colorado Crude Oils (open access)

Characteristics and Analyses of Ninety-Two Colorado Crude Oils

Report issued by the Bureau of Mines over the characteristics and properties of many different crude-oil samples from Colorado. The properties of each sample are presented. This report includes table, maps, and illustrations.
Date: February 1957
Creator: Wenger, W. J.; Whisman, M. L.; Lanum, W. J. & Ball, J. S.
System: The UNT Digital Library
Green River Formation Lithology and Oil Shale Correlations in the Piceance Creek Basin, Colorado (open access)

Green River Formation Lithology and Oil Shale Correlations in the Piceance Creek Basin, Colorado

Report issued by the Bureau of Mines discussing the oil-shale formations of the Green River in the Piceance Creek Basin. Detailed descriptions of oil-shale samples taken from the Green River formation are presented. This report includes tables, maps, illustrations, and a photograph.
Date: 1970
Creator: Trudell, Laurence G.; Beard, Thomas N. & Smith, John Ward
System: The UNT Digital Library
Green River Oil-Shale Reserves of Northwestern Colorado (open access)

Green River Oil-Shale Reserves of Northwestern Colorado

Report issued by the U.S. Bureau of Mines on the oil-shale reserves near the Green River formation. Samples are analyzed for economic value, and presented in tables and illustrations. The report also includes maps of the sample areas.
Date: February 1951
Creator: Belser, Carl.
System: The UNT Digital Library
Methane Contents of Oil Shale from the Piceance Basin, Colorado (open access)

Methane Contents of Oil Shale from the Piceance Basin, Colorado

Report issued by the Bureau of Mines over studies conducted on oil-shale deposits of the Piceance Basin. The gas content of the deposits is discussed. This report includes maps, and illustrations.
Date: 1987
Creator: Schatzel, S. J.; Sainato, A. & LaScola, J. C.
System: The UNT Digital Library