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External Environmental Radiation Measurements in the United States

Description: Report regarding ion chamber measurements made of the external environmental radiation in various location in the United States during the summer of 1957.
Date: March 11, 1958
Creator: Solon, Leonard R.; Lowder, Wayne M.; Zila, Albert; LeVine, H. D.; Blatz, Hanson & Eisenbud, Merril
open access

Lignite in Greece

Description: From Summary and Conclusions: "The objective of this investigation has been stated above in the Introduction. Studies were made of mining operations in the Athens Basin, Rafina and Oropos districts; the Kimi and Aliveri areas on the island of Euboea; and the Peloponnese in the vicinity of Kalamai. (See fig. 2). Mining practices at mines in these areas are summarized briefly in this report. Samples of lignite were shipped to Bureau of Mines experiment stations at Pittsburgh, Pa., and Golden, Col… more
Date: 1951
Creator: Toenges, Albert L.; Crentz, W. L.; Parks, B. C. & Abernethy, R. F.
open access

Analyses of Tipple and Delivered Samples of Coal: (Collected During the Fiscal Years 1948 to 1950 Inclusive)

Description: From Forward: "This bulletin is the first of a new series, which includes analyses of only tipple and delivered coal. It covers samples collected throughout the United States from July 1, 1947 to June 30, 1950 (fiscal years 1948-50). It is planned that future publications of this series will cover a period of one fiscal year only and be issued as soon as possible after June 30 of each year."
Date: 1953
Creator: Snyder, N. H. & Aresco, S. J.
open access

Development of a Mobile Compressor and Utility Station

Description: 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.
open access

Some Innovations in Equipment For Scaling High Roofs and Mine Walls

Description: 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.
open access

Green River Oil-Shale Reserves of Northwestern Colorado

Description: 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.
open access

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

Description: 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
open access

Characteristics and Analyses of Ninety-Two Colorado Crude Oils

Description: 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.
open access

Low-Temperature Carbonization Assays of North American Coals

Description: Report issued by the Bureau of Mines over studies conducted on low-temperature carbonization of coal. Methods and results of the studies are presented and discussed. This report includes tables, illustrations, and photographs.
Date: 1957
Creator: Selvig, W. A. & Ode, W. H.
open access

Mineral Facts and Problems, 1956

Description: Report issued by the Bureau of Mines over mineral characteristics, uses, and problems. Descriptions of common minerals and their uses are presented and discussed. This report includes tables, maps, and illustrations.
Date: 1956
Creator: United States. Bureau of Mines.
open access

Reconnaissance of Metal Mining in the San Juan Region: Ouray, San Juan, and San Miguel Counties, Colorado

Description: Report issued by the U.S. Bureau of Mines discussing metal mines in Colorado. As stated in the summary, "this paper describes the mineral deposits and discusses mining and milling methods and related operating conditions in an important gold, silver, lead, and zinc producing area in Ouray, San Juan, and San Miguel Counties, Colo., embracing 250 square miles" (p. 5). This report includes tables, maps, and illustrations.
Date: March 1950
Creator: King, William H. & Allsman, Paul T.
open access

Reconnaissance of Iron Occurrences in Colorado

Description: Report issued by the U.S. Bureau of Mines discussing iron deposits found in Colorado. As stated in the summary, "this paper describes the location and general features of iron occurrences in Colorado" (p. 1). History, geology, production, and use of Colorado iron ore is presented. This report includes tables, illustrations, and a map.
Date: 1959
Creator: Harrer, C. M. & Tesch, W. J., Jr.
open access

Uranium-Mining Practices and Costs at Ten Salt Wash Lease Operations of Union Carbide Nuclear Co.

Description: Report issued by the U.S. Bureau of Mines discussing the mining costs and methods of uranium ores in Colorado. As stated in the introduction, "this report describes the relatively small-scale operations of the Salt Wash miner: the mining methods followed, the equipment used, and the production costs" (p. 1). This report includes tables, maps, illustrations, and photographs.
Date: 1959
Creator: Dare, W. L.
open access

Uranium Deposits in Southwestern Colorado Plateau

Description: Abstract: The southwestern part of the Colorado Plateau province was studied to test results from experimental simulation of Colorado Plateau type uranium deposits and to search out additional agents influencing uranium precipitation which might be investigated experimentally.
Date: August 1952
Creator: Bain, George W.
open access

Reconnaissance for Uranium in the Uinta Basin of Colorado and Utah

Description: Abstract: Weak uranium mineralization is widespread throughout the Uinta Basin of northeastern Utah and northwestern Colorado, in rocks ranging in age from Permian to Eocene. No commercial ore bodies are known, although formations there have characteristics elsewhere considered favorable for ore deposition.
Date: January 1957
Creator: Noble, E. A. & Annes, E. C., Jr.
open access

Experimental Simulation of Plateau Type Uranium Deposits

Description: From abstract: Experimental simulation of Colorado Plateau type uranium deposits is divided into seven parts. The first three summarize the essential features of geological occurrence for the ores. The last four parts outline the results of experimental investigation arranged according to each geological group of features influencing mode of occurrence.
Date: January 1953
Creator: Bain, George W.
open access

Reconnaissance Examinations of Copper Uranium Deposits West of the Colorado River

Description: Several relatively small copper-uranium deposits have been found in southwestern Utah along the contact of the Shinarump and Moenkopi formations of Triassic age, at least from the San Rafael Swell area of Emery County, southward through central and eastern Garfield County, southwestward into western Kane County, and westward into the southern part of Washington County.
Date: November 1950
Creator: Everhart, Donald L.
open access

Geology and Mineralogy of the J.J. Mine, Jo Dandy Area, Montrose County, Colorado

Description: Introduction: Detailed geologic mine mapping and sampling of the J.J. mine in the Jo dandy area, Montrose County, Colo., were undertaken to study a vanadium-uranium ore body in terms of the physical relationships of ore to host rock, the paragenetic sequence of ore minerals, and the sequential development of an oxidized suite of ore minerals from unoxidized ore.
Date: September 1955
Creator: Elston, Donald Parker & Botinelly, Theodore
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