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Colorado
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Rocks

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1.
A comparison of rock and soil samples for geochemical mapping of two porphyry-metal systems in Colorado
Author
Geological Survey (U.S.)
Published
Denver : United States Department of the Interior, Geological Survey, 1978.
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
2.
Mechanical properties of cores obtained from the unleached saline zone, Piceance Creek Basin, Rio Blanco County, Colo
Author
Horino, Frank G.
Published
[Washington, D.C.] : Dept. of the Interior, Bureau of Mines, [1978]
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
3.
Petrographical investigations of the Salt Wash sediments : annual technical report for April 1, 1954 to April 1, 1955
Author
Griffiths, John C. (John Cedric)
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online