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Aerial Radiometric and Magnetic Survey: Goldfield National Topographic Map, California and Nevada. Volume 1

Description: From operational program: This final report includes a general geologic description of the area, including descriptions of the various geologic units and correlates the airborne data to the geologic units as provided by the geologic maps. Also included is a frequency distribution study of the data as a function of the geologic units encountered over the NTMS area including the tie line data. This report also consists of a discussion of the area surveyed and includes all single record reduced da… more
Date: December 29, 1978
Creator: High Life Helicopters, Inc.
Item Type: Refine your search to only Report
Location: None
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey: Final Report, Volume 2, Mariposa Quadrangle (California, Nevada)

Description: Introduction: The geologic map of the Mariposa quadrangle, which was used as a basis for the interpretation, was supplied by Bendix Field Engineering Corporation. The Formation descriptions in Appendix C are derived from this map supplemented with information from California Division of Mines and Geology (1967).
Date: 1980
Creator: High Life Helicopters, Inc.
Item Type: Refine your search to only Report
open access

Airborne Gamma-Ray Spectrometer and Magnetometer Survey, Las Vegas Quadrangle (Arizona, California, Nevada), Williams Quadrangle (Arizona), Prescott Quadrangle (Arizona), and Kingman Quadrangle (Arizona, California, Nevada): Final Report, Volume 1

Description: This is an airborne reconnaissance report on several quadrangles in Arizona, California, and Nevada.
Date: February 1979
Creator: Western Geophysical Company of America. Aero Service Division.
Item Type: Refine your search to only Report

Airborne Gamma-Ray Spectrometer and Magnetometer Survey Mariposa Quadrangle (California, Nevada), Fresno Quadrangle (California), Bakersfield Quadrangle (California): Final Report, Volume 1, Stratigraphic Cross Section

Description: Supplementary data containing a stratigraphic cross section of the San Rafael Swell to accompany an Airborne Gamma-Ray Spectrometer and Magnetometer Survey of Mariposa Quadrangle, Fresno Quadrangle, and Bakersfield Quadrangle in California and Nevada.
Date: 1980
Creator: High Life Helicopters, Inc.
Item Type: Refine your search to only Dataset
open access

The Bowie-Gavin Process: Its Application to the Cracking of Tars and Heavy Oils, Also to the Recovery of Oil from Oil-Soaked Sands or Shales, or from Oil Shales

Description: Technical paper issued by the Bureau of Mines over the Bowie-Gavin process. As stated in the introduction, "this paper describes a process and an apparatus designed to recover oil from such deposits" (p. 1). The results of experiments conducted using this process are discussed. This paper includes tables, illustrations, and photographs.
Date: 1926
Creator: Bowie, C. P.
Item Type: Refine your search to only Report
open access

Copper Mining in North America

Description: From introduction: "In this paper are assembled and summarized many subjects relating to the copper industry in North America. Production of mines and districts, history of the industry in North America. Production of mines and districts, history of the industry, geology, of the principal deposits, and mining methods and costs are discussed."
Date: 1938
Creator: Gardner, E. D.; Johnson, C. H. & Butler, B. S.
Item Type: Refine your search to only Report
open access

The Death Valley Expedition: A Biological Survey of Parts of California, Nevada, Arizona, and Utah, Part 2

Description: Collection of reports on Death Valley, the bordering region of California, Nevada, Arizona, and Utah. Reports include birds, reptiles and Batrachians, fishes, insects, mollusks, trees and shrubs, cactuses and yuccas, and list of localities in the reports.
Date: May 31, 1893
Creator: Fisher, A. K.; Stejneger, Leonhard; Gilbert, Charles H.; Riley, C. V.; Stearns, R. E. C.; Merriam, C. Hart et al.
Item Type: Refine your search to only Report
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