 | | Report (issue) | | GEOLOGICAL SURVEY Geologic map of the Rustler Park quadrangle, southeast Arizona By John S. Pallister1, Edward...code. Denver, Colorado 2University of Arizona Tucson, Arizona NOTE: The revision of stratigraphic nomenclature...Quadrangle Map 1696: Geology of the Rustler Park Quadrangle, southeast Arizona, by John S. Pallister, Edward...in small crystal clots, commonly with biotite. Obsidian or perlite may be preserved at basal contact and...approximately 32 Ma also reported for andesites near Cochise Head, 7.7 km north of map area (Drewes, 1982). |  | | Report (issue) | | OF AMERICA ARIZONA 1986 THE NATIONAL GAZETTEER OF THE UNITED STATES OF AMERICA ARIZONA 1986 FRONTISPIECE...reflects the Spanish and native American heritages of Arizona. The name honors the Jesuit missionary Saint Francis...of America. Arizona 1986. (U.S. Geological Survey professional paper ; 1200-AZ) 1. Arizona Gazetteers...Alphabetical list of Geological Survey maps of Arizona.......................................................................................... xiii Arizona .............................................. |  | | Report (issue) | | rocks record the natural environment of Southeast Arizona throughout much of Earth history. We see evidence...Long Valley, California and in Yellowstone National Park) and in a number of other places around the Pacific...to Crater Lake caldera, in Crater Lake National Park, Oregon... but twice as large. The Turkey Creek...part of the geologic story. Precambrian time- Arizona "arrives" The oldest rock in the area is Pinal...Mountains, between the National Monument and Willcox, Arizona. The Pinal Schist formed about 1.7 billion-years-ago |  | | Report (volume) | | ARAVAIPA AND STANLEY MINING DISTEICTS GKAHAM COUNTY, ARIZONA BY CLYDE P. ROSS WASHINGTON GOVERNMENT PRINTING...the plain at its base; B, Cambrian quartzite in Arizona Canyon near Arivaipa ____________________________...sandstone with lava below, both of Miocene (?) age, in Arizona Canyon just below the Claridge ranch.__________...THMRAYAIPA AND STANLEY MINING DISTRICTS, GRAHAM COUNTY, ARIZONA By CLYDE P. Ross SUMMARY The region in which...knowledge regarding the geology of southeastern Arizona is still incomplete, and the results of this investigation |
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