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Geologic Processes at the Land Surface

Description: A report about erosion, deposition, soil formation, and water flow. It discusses hazards such as landslides, dust storms, floods, topsoil loss, ecosystem change, water contamination, and soil contamination.
Date: 1996
Creator: Wilshire, Howard G.; Howard, Keith A.; Wentworth, Carl M. & Gibbons, Helen
Partner: UNT Libraries Government Documents Department
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Chronology of Late Cretaceous Igneous and Hydrothermal Events at the Golden Sunlight Gold-Silver Breccia Pipe, Southwestern Montana

Description: A report about gold mineralization at the Golden Sunlight breccia pipe, southwestern Montana, is related to emplacement of Late Cretaceous alkali-calcic rhyolite and subsequent collapse of the Belt Supergroup wallrock and rhyolite in the pipe.
Date: 1996
Creator: DeWitt, Ed; Foord, Eugene E.; Zartman, Robert E.; Pearson, Robert C. & Foster, Fess
Partner: UNT Libraries Government Documents Department
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Environmental Studies of Mineral Deposits in Alaska

Description: A report about metal necessary for economic or industrial development and how the metals are toxic to plants, animals, and humans.
Date: 1996
Creator: Gray, John E. & Sanzolone, Richard F.
Partner: UNT Libraries Government Documents Department
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Gold Placers of the Historical Fortymile River Region, Alaska

Description: From introduction: This report focuses on the placer geology of individual creeks; mining, history of the area, high terrace gravels, and the gold source of the Fortymile River area in Alaska.
Date: 1996
Creator: Yeend, Warren E.
Partner: UNT Libraries Government Documents Department
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Subdivision, Subsurface Stratigraphy, and Estimated Age of Fluvial-Terrace Deposits in Northwestern Tennessee

Description: This report studies the fluvial-terrace deposits in northwestern Tennessee with the intention of establishing a means of correlating disjunct terrace segments along the Obion River that is independent of terrace height, to document the stratigraphy of selected terrace deposits, and to estimate their numerical ages.
Date: 1996
Creator: Rodbell, Donald T.
Partner: UNT Libraries Government Documents Department
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Uranium Provinces of North America: Their Definition, Distribution, and Models

Description: This report follows the study of the plate tectonic history of North America and provides a model format of the uranium provinces of North America. The format is designed to provide the major characteristics of the province in brief concise descriptions.
Date: 1996
Creator: Finch, Warren Irvin
Partner: UNT Libraries Government Documents Department
open access

Thermal Evolution of Sedimentary Basins in Alaska

Description: This report covers the study of thermal maturity of sedimentary basins in Alaska taken place in the early 1990s.
Date: 1996
Creator: Johnsson, Mark J. & Howell, Douglas G.
Partner: UNT Libraries Government Documents Department
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