Preliminary investigation of bulk minable gold deposits, Colorado River Indian Reservation, Arizona and California
Subtitle: summary report and comprehensive report
By: geophysics by Eileen K. Peterson ; geology by Jean A. Dupree.
Contributors: Dupree, Jean A.; United States. Bureau of Mines. Intermountain Field Operations Center; United States. Bureau of Indian Affairs
Series: Report BIA -- no. 50-IIIB (Colorado River); Report BIA -- no. 50-III B.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1990
Place of publication: Denver, Colo
Language: eng
Number of pages: 184
Subjects: Gold ores -- Geology -- Colorado River Indian Reservation (Ariz. and Calif.).; Gold ores -- Colorado River Indian Reservation (Ariz. and Calif.).; Ore deposits -- Colorado River Indian Reservation (Ariz. and Calif.).; Geochemistry -- Colorado River Indian Reservation (Ariz. and Calif.); Colorado River Indian Reservation (Ariz. and Calif.)
Notes: "Intermountain Field Operations Center"--Cover.

"Prepared under the authority of Interagency Agreements no. 45 and 46 between the Bureau of Indian Affairs and Bureau of Mines."

Not distributed to depository libraries.

Twelve folded maps in pockets.

Includes bibliographical references (leaves 74-81).

For official use only.