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Institution
Collection
Format
Subject
Geology
62
Geology, Stratigraphic
39
Mines and mineral resources
17
Ore deposits
9
Petrology
7
Green River Formation
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5
Uranium ores
4
Coal
4
Engineering geology
4
Volcanism
3
Geochemistry
3
Gold mines and mining
3
Mesaverde Group
3
Mineralogy
3
Paradox Formation
3
Thorium ores
3
Water-supply
2
Alkalic igneous rocks
2
Borings
2
Clay
2
Coal mines and mining
2
Colorado
2
Crystalline rocks
2
Diagenesis
2
Fluorspar
2
Geology, Economic
2
Groundwater
2
Harold D. Roberts Tunnel (Colo.)
2
Igneous rocks
2
Intrusions (Geology)
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Author
Geological Survey (U.S.),
21
U.S. Atomic Energy Commission,
8
Colorado State Metal Mining Fund
8
Hail, William J. Jr., 1922-2018,
6
Tweto, Ogden, 1912-1983,
5
Colorado Geological Survey
more ...
5
Colorado State Metal Mining Fund,
5
Cross, Whitman, 1854-1949,
5
Hansen, Wallace R., 1920-
5
Scott, Glenn R., 1918-2012,
5
Steven, Thomas A. 1917-2013,
4
Berry, Margaret E.,
4
Colorado. Mining Industrial Development Board
4
Johnson, Ronald C. 1950-
4
Ransome, F. L. 1868-1935,
4
Sheridan, Douglas M., 1921-
4
Wells, John David, 1926-
3
Bryant, Bruce, 1930-
3
Colorado Geological Survey,
3
Condon, Steven M.,
3
Emmons, Samuel Franklin, 1841-1911,
3
Gable, Dolores J., 1922-2012,
3
Harrison, Jack Edward, 1924-
3
Irving, J. D. 1874-1918,
3
Izett, Glen Arthur, 1928-
3
Kellogg, Karl S.,
3
Kramer, W. B. 1896-1963,
3
Larsen, Esper S. 1879-1961,
3
Loughlin, G. F. 1880-1946,
3
Lovering, T. S. 1896-1991,
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Language
Genre
Literary Form
Era
Region
Colorado
17
Utah
9
Green River Formation
8
Clear Creek County
8
Front Range (Colo. and Wyo.)
8
Jefferson County
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8
New Mexico
7
Gunnison County
7
Moffat County
6
Chaffee County
6
Piceance Creek Watershed
6
San Juan Mountains (Colo. and N.M.)
6
Wyoming
5
Gilpin County
5
Leadville
5
Piceance Creek Basin
5
San Miguel County
4
Boulder County
4
Eagle County
4
Jackson County
4
Lake County
4
Morgan County
4
Park County
4
Summit County
3
Dolores County
3
Douglas County
3
Grand County
3
Mesaverde Group
3
Needle Mountains
3
Paradox Formation
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Year of Publication