Geology and mineral deposits of the Boleo copper district, Baja California, Mexico / by Ivan F. Wilson in collaboration with Victor S. Rocha.

Author/creator Wilson, Ivan F., 1916- author.
Other author Rocha, Victor S. (Victor Santiago), author.
Format Book
Publication InfoWashington : United States Government Printing Office, 1955.
Descriptionvi, 134 pages : illustrations, maps (some folded, color), diagrams, tables ; 29 cm
Subjects

SeriesGeological Survey professional paper ; 273
Geological Survey professional paper 273. ^A16492
Contents Abstract -- Introduction -- Location of the area -- Purpose and scope of the investigation -- Acknowledgments -- Previous literature -- Geography -- General geographic features -- Accessibility and transportation-- Topography and drainage -- Climate -- Vegetation -- Water supply -- Natural resources -- Towns and mining camps -- Geology -- Stratigraphy -- Stratigraphic section -- Quartz monzonite (pre-Tertiary) -- Commondú volcanics (middle? and late Miocene) -- Boleo formation (early Pliocene) -- Gloria formation (middle Pliocene) -- Infierno formation (late Pliocene) -- Santa Rosalía formation (Pleistocene) -- Tres Vírgenes volcanics (Pleistocene and Recent) -- Terrace and gravel deposits (Recent) -- Alluvium (Recent) -- Structure -- Structure of the Comondú volcanics -- Structural features of the Pliocene and Pleistocene formations -- Geomorphology -- Paleogeology -- Geologic history -- Copper deposits -- Mining of the copper deposits -- Description of principal mines -- Nomenclature of mines -- San Luciano mine (ore bed no. 1) -- Montado mine (ore bed no. 1 and Sin Nombre ore bed) -- Ranchería mine (ore bed no. 1) -- Cino de Mayo mine (ore bed no. 1) -- Smaller mines in ore bed no. 1 -- Mines in ore bed no. 2 -- Providencia group of mines (ore bed no. 3) -- California-Lugarda mine (ore bed no. 3) -- Humboldt mine (ore bed no. 3) -- Purgatorio mine (ore bed no. 3) -- Amelia and Curuglú mines (ore bed no. 3) -- San Agustín and San Luis mines (ore bed no. 3) -- Santa Rita, San Antonio, and Santa Marta mines (ore bed no. 3 and Falsa Tercera ore bed) -- Mines in Arroyo del Boleo and Cañada de la Gloria (ore beds no. 3 and no. 4) -- Mines in Arroyo del Infierno (ore bed no. 3) -- Reserves and possibilities -- Other mineral deposits in the region -- Manganese deposits -- Metals present in minor qualities in the copper ore -- Gypsum -- Limestone and calcareous sandstone -- Sulfur -- Building stone, pumice, and perlite -- List of fossil-collecting localities -- References cited -- Metric equivalents -- Index.
Local noteJoyner- FOR JOYNER LIBRARY HOLDINGS OF THE SERIES, GEOLOGICAL SURVEY PROFESSIONAL PAPER, SEARCH BY CALL NUMBER QE75 .P9.
General notePart of illustrative matter in pocket.
General notePrepared in cooperation with the Instituto Nacional para la Investigación de Recursos Minerales under the auspices of the Technical Cooperation Administration of the U.S. Dept. of State.
Bibliography noteIncludes bibliographical references (pages 128-132) and index.
Issued in other formOnline version: Wilson, Ivan F. (Ivan Franklin), 1916-. Geology and mineral deposits of the Boleo copper district, Baja California, Mexico
LCCNgs 56000111
Govt. docs number I 19.16:273