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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
System:
The UNT Digital Library
Record of North American Geology for 1890
A bibliography which includes geologic publications printed in North America and geologic publications about North America for the year 1890.
Date:
1891
Creator:
Darton, Nelson Horatio
System:
The UNT Digital Library
Analyses of Rocks with a Chapter on Analytic Methods Laboratory of the United States Geological Survey 1880 to 1896
A report which provides information about the analysis of rocks, minerals, ores, waters, sediments, coals, metals, and many more.
Date:
1897
Creator:
Clarke, F. W. & Hillebrand, W. F.
System:
The UNT Digital Library
Fossil Wood and Lignite of the Potomac Formation
A report about flood theories, fossil wood, ignite of the potomac formation.
Date:
1889
Creator:
Knowlton, Frank Hall
System:
The UNT Digital Library
Peridotite of Elliott County, Kentucky
A report about the peridotite found in dikes of an eruptive rock between Isom's and Critche's Creeks in Kentucky.
Date:
1887
Creator:
Diller, J. S.
System:
The UNT Digital Library
A Catalogue of the Cretaceous and Tertiary Plants of North America
A catalogue of the Cretaceous and Tertiary plants of North America.
Date:
1898
Creator:
Knowlton, Frank Hall
System:
The UNT Digital Library
Bibliography and Index of North American Geology, Paleontology, Petrology, and Mineralogy for the Year 1894
A bibliography which records papers pertaining to North American geology, paleontology, petrology, and mineralogy published in the year 1894.
Date:
1896
Creator:
Weeks, Fred Boughton
System:
The UNT Digital Library
Insect Fauna of the Rhode Island Coal Field
A report about a few types of insects found in coal fields in Rhode Island.
Date:
1893
Creator:
Scudder, Samuel Hubbard
System:
The UNT Digital Library
Subsidence of Fine Solid Particles in Liquids
A report about the phenomenon of subsidence which is divided into parts.
Date:
1886
Creator:
Barus, Carl
System:
The UNT Digital Library
A synopsis of American Fossil Brachiopoda Including Bibliography and Synonymy
A report about 2,053 brachiopods which are described or identified in this paper.
Date:
1897
Creator:
Schuchert, Charles
System:
The UNT Digital Library
Revision of the American Fossil Cockroaches with Descriptions of New Forms
A report about fossilized cockroaches that updates a previous report. Many new specimens have been analyzed and compared with each other by the author.
Date:
1895
Creator:
Scudder, Samuel Hubbard
System:
The UNT Digital Library
On Secondary Enlargements of Mineral Fragments in Certain Rocks
A report about quartz fragments and genesis of qartzites. Sandstones are described that have grains which are bounded externally by crystalline faces. The quartz coatings of these grains are in perfect "optical and crystalline continuity" with the interior fragments.
Date:
1884
Creator:
Irving, R. D. & Van Hise, C. R.
System:
The UNT Digital Library
Report of Progress of the Division of Hydrography for the Calendar Year 1895
A report which provides the results of operations of the Division of Hydrography for the calendar year 1895. It details the localities at which work has been undertaken, the character of the investigations, and the results obtained.
Date:
1895
Creator:
Newell, Frederick Haynes
System:
The UNT Digital Library
On Invertebrate Fossils from the Pacific Coast
A report about fossils from the Chico-Téjon series of California. These fossils constitute additions to the already known molluscan fauna of an important series of rich strata.
Date:
1889
Creator:
White, Charles A.
System:
The UNT Digital Library
The Constitution of the Silicates
A report about silicates which form nine-tenths of the earth's crust and are therefore of fundamental importance to geological changes. The report discusses analyzing them by finding out where they came from and what they are comprised of.
Date:
1895
Creator:
Clarke, Frank Wigglesworth
System:
The UNT Digital Library
Report of Progress of the Division of Hydrography for the Calendar Years 1893 and 1894
A report which contains the results of observations and measurements made by the Division of Hydrography during the calendar years 1893 and 1894.
Date:
1895
Creator:
Newell, Frederick Haynes
System:
The UNT Digital Library
Artesian Well Prospects in the Atlantic Coastal Plain Region
A report about waters of the Coastal Plain region of the Atlantic Slope. Most of the waterways are of bad quality in the Coastal Plain. It discusses the hygiene of various waterways of the region.
Date:
1896
Creator:
Darton, Nelson Horatio
System:
The UNT Digital Library
Physical Properties of the Iron-Carburets: Third Paper
A report about magnetization and homogeneity as it pertains to Iron-Carburets.
Date:
1886
Creator:
Barus, Carl & Strouhal, Vincent
System:
The UNT Digital Library
Analyses of Waters of the Yellowstone National Park With an Account of the Methods of Analyses Employed
A report about 43 different waters made up of geysers, hot springs, mud springs, cold springs, and surface waters found within the limits of Yellowstone Park.
Date:
1888
Creator:
Gooch, Frank Austin & Whitefield, James Edward
System:
The UNT Digital Library
The Lower Cretaceous GryphÆas of the Texas Region
A report which discusses the specific classification, stratigraphic occurrence, and relationships of one particular group of the many kinds of fossil oysters occurring in the Lower Cretaceous formations of Texas.
Date:
1898
Creator:
Hill, Robert Thomas & Vaughan, Thomas Wayland
System:
The UNT Digital Library
The Cretaceous Foraminifera of New Jersey
A report which contains a biography and examines the fossil Foraminifera of America.
Date:
1898
Creator:
Bagg, Rufus Mather, Jr.
System:
The UNT Digital Library
Report of Work Done in the Division of Chemistry and Physics
A report about mica which occurs in overlapping, crystalline plates, at Stony Point.
Date:
1889
Creator:
Powell, J. W.
System:
The UNT Digital Library
Report of Work Done in the Division of Chemistry During the Fiscal Years 1891-92 and 1892-93
Report presenting some of the work done by the Department of the Interior in 1891-82 and 1892-93.
Date:
1893
Creator:
Clarke, Frank Wigglesworth
System:
The UNT Digital Library
Subaërial Decay of Rocks and Origin of the Red Color of Certain Formations
A report that focuses on the widespread decay of the surface rocks throughout the Appalachian region. It also focuses on the iron-stained sands which result from subaërial decay of crystalline rocks that agree in many ways with iron-stained sands forming certain geologic formations.
Date:
1889
Creator:
Russell, Israel Cook
System:
The UNT Digital Library