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Publication Extents

Not all publications have extents, not all extents are completely accurate
Copper cities copper deposit, Globe-Miami district, Arizona
N. P. Peterson
1954, Economic Geology (49) 362-377
The Copper Cities copper deposit in the Globe-Miami district, Arizona, is now in process of development. It is of the "porphyry" type and occurs in a body of quartz monzonite that has been intruded by smaller masses of granite porphyry. The hypogene sulfides are pyrite, chalcopyrite, and a very little molybdenite. Pyritic mineralization extends over a large area...
Farmdale drift
P.R. Shaffer
1954, Science (119) 693-694
No abstract available....
Sedimentary facies of iron-formation
H. L. James
1954, Economic Geology (49) 235-293
The sedimentary iron-formations of Precambrian age in the Lake Superior region can be divided on the basis of the dominant original iron mineral into four principal facies: sulfide, carbonate, oxide, and silicate. As chemical sediments, these rocks reflect certain aspects of the chemistry of the depositional environments. The major control, at least for the sulfide,...
Ground-water field trip, Tucson to Nogales, Arizona
D.R. Coates, L.C. Halpenny
1954, Open-File Report 54-52
A field excursion following the route described herein was conducted as a part of the curriculum of the 6th Ground Water Short Course, which was held by the Geological Survey at the University of Arizona in April 1954. The route log and descriptive text were designed to provide a general...