Tungsten deposits of the southern part of Sonora, Mexico
By: by John H. Wiese ; in collaboration with Salvador Cárdenas.
Contributors: Cardenas, Salvador.; México. Secretaría de la Economía Nacional.; Universidad Nacional Autónoma de México. Instituto de Geología.; United States. Interdepartmental Committee on Scientific and Cultural Cooperation.
Series: Geologic investigations in the American Republics; Geological Survey bulletin -- 946-D
Publisher: U.S. G.P.O.
Published: 1945
Place of publication: Washington
Language: eng
Number of pages: 130
Subjects: Tungsten ores -- Mexico -- Sonora (State); Geology -- Mexico -- Sonora (State); Mines and mineral resources -- Mexico -- Sonora (State); Ore deposits -- Mexico -- Sonora (State); Mineralogy -- Mexico -- Sonora (State); Scheelite -- Mexico -- Sonora (State); Tungsten mines and mining -- Mexico -- Sonora (State)
Notes: Maps on six folded plates in pocket (plates 39-44).

"Prepared in cooperation with the Secretaría de la Economía Nacional, Dirección General de Minas y Petróleo and Universidad Nacional de México, Instituto de Geología, under the auspices of the Interdepartmental Committee on Cultural and Scientific Cooperation, Department of State."

Includes bibliographical references.

Library's copy has duplicate plate 40 in pocket.