A Report of Work Done in the Washington Laboratory During the Fiscal Year 1883-84 (open access)

A Report of Work Done in the Washington Laboratory During the Fiscal Year 1883-84

A report about the rocks, clays, and other geologic sediments analyzed by the Washington laboratory during 1883 to 1884.
Date: 1884
Creator: Clarke, F. W. & Chatard, T. M.
Object Type: Report
System: The UNT Digital Library
New Cretaceous Formations in the Western Wyoming Thrust Belt (open access)

New Cretaceous Formations in the Western Wyoming Thrust Belt

A report about six cretaceous rock formations in the western Wyoming thrust belt.
Date: 1973
Creator: Rubey, William W.
Object Type: Report
System: The UNT Digital Library
Stewart Gulch Tongue—A New Tongue of the Eocene Green River Formation, Piceance Creek Basin, Colorado (open access)

Stewart Gulch Tongue—A New Tongue of the Eocene Green River Formation, Piceance Creek Basin, Colorado

A report about mapping in the northern and central parts of the Piceance Creek basin of northwestern Colorado where several relatively thin dominantly marlstone units tongue northward into the Eocene Uinta Formation.
Date: 1977
Creator: Hail, William J., Jr.
Object Type: Report
System: The UNT Digital Library
Geologic Processes at the Land Surface (open access)

Geologic Processes at the Land Surface

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
Object Type: Report
System: The UNT Digital Library
Coughs Creek Tongue--A New Tongue of the Eocene Green River Formation, Piceance Creek Basin, Colorado (open access)

Coughs Creek Tongue--A New Tongue of the Eocene Green River Formation, Piceance Creek Basin, Colorado

A report about the Coughs Creek Tongue which is a sequence of light-gray marlstone, locally containing beds of sandstone and siltstone, in the upper part of the Green River Formation.
Date: 1975
Creator: O'Sullivan, Robert B.
Object Type: Report
System: The UNT Digital Library
Changes in Stratigraphic Nomenclature by the U.S. Geological Survey, 1974 (open access)

Changes in Stratigraphic Nomenclature by the U.S. Geological Survey, 1974

A list of stratigraphic names adopted, revised, reinstated, and abandoned. The nomenclatural changes pertain to geology.
Date: 1975
Creator: Cohee, George V. & Wright, Wilna B.
Object Type: Report
System: The UNT Digital Library
The Eocene Deposits of the Middle Atlantic Slope in Delaware, Maryland, and Virginia (open access)

The Eocene Deposits of the Middle Atlantic Slope in Delaware, Maryland, and Virginia

A report that critically reviews the characteristics of the Eocene of the Middle Atlantic Ssope as represented in the states of Deleware, Maryland, and Virginia.
Date: 1896
Creator: Clark, William Bullock
Object Type: Report
System: The UNT Digital Library
Problems with Applying Topographically Driven Flow to Genesis of the Upper Mississippi Valley Zinc-Lead District and to Fluid Flow in the Illinois Basin (open access)

Problems with Applying Topographically Driven Flow to Genesis of the Upper Mississippi Valley Zinc-Lead District and to Fluid Flow in the Illinois Basin

A report about how topographically driven ground-water flow and other processes that involve dewatering of basins fail to account for the temperatures indicated by fluid inclusion and sulfur isotope studies in the Upper Mississippi Valley zinc-lead district on the northern edge of the Illinois Basin.
Date: 1995
Creator: Spirakis, Charles S.
Object Type: Report
System: The UNT Digital Library
Geology of the Lost Creek Schroeckingerite Deposits Sweetwater County, Wyoming (open access)

Geology of the Lost Creek Schroeckingerite Deposits Sweetwater County, Wyoming

A report which presents the geologic results of an exploration program in the Lost Creek area by the U.S. Geological Survey in 1951-52 on behalf of the Division of Raw Materials of the U.S. Atomic Energy Commission.
Date: 1961
Creator: Sheridan, Douglas M.; Maxwell, Charles H. & Collier, John T.
Object Type: Report
System: The UNT Digital Library
Engineering Geology Applied to the Design and Operation of Underground Coal Mines (open access)

Engineering Geology Applied to the Design and Operation of Underground Coal Mines

A report which discusses in detail how the disciplines of geology and geotechnology, also known as engineering geology, apply to exploration, design, and operation of underground coal mines.
Date: 1998
Creator: Dunrud, Richard C.
Object Type: Report
System: The UNT Digital Library
Construction of Pressure-Temperature Diagrams for Multicomponent Systems After the Method of Schreinemakers--A Geometric Approach (open access)

Construction of Pressure-Temperature Diagrams for Multicomponent Systems After the Method of Schreinemakers--A Geometric Approach

A report about the Schreinemakers method and the creation of pressure temperature diagrams for multicomponent systems.
Date: 1966
Creator: Zen, E-an
Object Type: Report
System: The UNT Digital Library
The Mechanism of Solid Viscosity (open access)

The Mechanism of Solid Viscosity

A report about about the viscosity of solids which have an immediate bearing on the molecular mechanism by which viscous motion in solids is promoted.
Date: 1892
Creator: Barus, Carl
Object Type: Report
System: The UNT Digital Library
Earthquakes in California in 1890 and 1891 (open access)

Earthquakes in California in 1890 and 1891

A paper which records all of the shocks observed or felt on Mount Hamilton, and all of those reported to the Lick Observatory by letter; as well as newspaper reports of such earthquakes as occurred in the state during that year.
Date: 1892
Creator: Holden, Edward Singleton
Object Type: Report
System: The UNT Digital Library
Contributions to the Cretaceous Paleontology of the Pacific Coast: The Fauna of the Knoxville Beds (open access)

Contributions to the Cretaceous Paleontology of the Pacific Coast: The Fauna of the Knoxville Beds

A report about Knoxville beds as they pertain to cretaceous paleontology.
Date: 1895
Creator: Stanton, Timothy William
Object Type: Report
System: The UNT Digital Library
On the Relation of the Laramie Molluscan Fauna to That of the Succeeding Fresh-Water Eocene and Other Groups (open access)

On the Relation of the Laramie Molluscan Fauna to That of the Succeeding Fresh-Water Eocene and Other Groups

A report about strata found in Utah and Wyoming which contains fresh water types of fossil molluscan forms which share some characteristics of the Laramie Group.
Date: 1886
Creator: White, Charles A.
Object Type: Report
System: The UNT Digital Library
Contributions to Economic Geology 1955 (open access)

Contributions to Economic Geology 1955

A report about phosphates found in the Permian Phosphoria formation of the Rocky Mountains. This area constitutes one of the worlds largest reserves of phosphate.
Date: 1956
Creator: Cressman, Earle R.
Object Type: Report
System: The UNT Digital Library
Paleocene Vertebrates from Jabal Umm Himar, Kingdom of Saudi Arabia (open access)

Paleocene Vertebrates from Jabal Umm Himar, Kingdom of Saudi Arabia

A report which records the Paleocene vertebrates, stratigraphy, and environment of deposition in the Jabal Umm Himar area.
Date: 1995
Creator: Whitmore, Frank C., Jr. & Madden, Cary T.
Object Type: Report
System: The UNT Digital Library
Geology of the Clark Fork Quadrangle Idaho-Montana (open access)

Geology of the Clark Fork Quadrangle Idaho-Montana

A report about the Clark Fork quadrangle which is underlain by more than 38,000 feet of low-grade metasedimentary rocks of the Precambrian Belt series. The quadrangle has both metallic and nonmetallic mineral deposits of considerable value.
Date: 1963
Creator: Harrison, J. E. & Jobin, D. A.
Object Type: Report
System: The UNT Digital Library
Distribution of Benthic Foraminifers (>125 µm) in the Surface Sediments of the Arctic Ocean (open access)

Distribution of Benthic Foraminifers (>125 µm) in the Surface Sediments of the Arctic Ocean

A report which discusses the distribution of benthic foraminifers in surface sediment samples from 49 box cores collected by the U.S. Geological Survey.
Date: 1999
Creator: Osterman, Lisa E.; Poore, Richard Z. & Foley, Kevin M.
Object Type: Report
System: The UNT Digital Library
Comparison of the Cretaceous-Tertiary Boundary Impact Events and the 0.77-Ma Australasian Tektite Event: Relevance to Mass Extinction (open access)

Comparison of the Cretaceous-Tertiary Boundary Impact Events and the 0.77-Ma Australasian Tektite Event: Relevance to Mass Extinction

A report that discusses the interpretation of impact shock evidence found in the K-T boundary sections and discusses the constraints imposed by the Australasian tektites and microtektites on the role of the 180-km Chicxulub crater in mass extinction.
Date: 1993
Creator: Chao, E. C. T.
Object Type: Report
System: The UNT Digital Library
Copper Mosses as Indicators of Metal Concentrations (open access)

Copper Mosses as Indicators of Metal Concentrations

A report that analyses samples of copper mosses and their substrates and compares these analyses with those published elsewhere.
Date: 1967
Creator: Shacklette, Hansford T.
Object Type: Report
System: The UNT Digital Library
Feasibility Study of Material-Balance Assessment of Petroleum from the New Albany Shale in the Illinois Basin (open access)

Feasibility Study of Material-Balance Assessment of Petroleum from the New Albany Shale in the Illinois Basin

A report about which intends to determine the feasibility of conducting a material-balance assessment of petroleum within a sedimentary basin.
Date: 1995
Creator: Lewan, M.D.; Comer, J. B.; Hamlton-Smith, T.; Hasenmueller, N. R.; Guthrie, J. M.; Hatch, J. R. et al.
Object Type: Report
System: The UNT Digital Library
On the Cambrian Faunas of North America Preliminary Studies (open access)

On the Cambrian Faunas of North America Preliminary Studies

A report about the fauna of the Saint John Formation contained in the Hartt Collection.
Date: 1884
Creator: Walcott, Charles Doolittle
Object Type: Report
System: The UNT Digital Library
On a Group of Volcanic Rocks from the Tewan Mountains, New Mexico and on the Occurrence of Primary Quartz in Certain Basalts (open access)

On a Group of Volcanic Rocks from the Tewan Mountains, New Mexico and on the Occurrence of Primary Quartz in Certain Basalts

A report about volcanic rocks from the Tewan Mountains which present a series of transitions from acid rhyolite, through audesite, to quite basic basalt.
Date: 1890
Creator: Iddings, Joseph Paxson
Object Type: Report
System: The UNT Digital Library