Arizona Geological Survey Contributed Reports
Recognition and dogged pursuit of economic opportunities throughout southern Arizona during decades spanning the turn of the 20th century provided the stable foundation for later growth and...
Resource Identifiers: CR-17-A
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The 1922 thesis of E.D. Wilson describing the Mazatzal Quartzite.
Resource Identifiers: The Mazatzal Quartzite, a new Precambrian Formation of central Arizona
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The hostile environment of southwestern Arizona’s
low desert presented many challenges to those who
sought to discover and exploit the mineral wealth
of the region. Ajo’s remote location combined...
Resource Identifiers: CR-17-A
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The surficial geology of Chiricahua National Monument was mapped around Monument headquarters and the primary visitors’ facilities to understand the geologic and geomorphic framework of the area, and...
Resource Identifiers: CR-16-F
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The Copper Mountain (Morenci) mining district is located approximately 115
miles northeast of Tucson, Arizona (Figure 1). It lies along the southern
boundary of the Transitional physiographic...
Resource Identifiers: CR-16-C
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Field-based geologic mapping has
identified one large central volcano and
84 small volcanoes and intrusions in an
area of 180 mi2 (470 km2) on and near the
Mogollon Rim in the north part of Verde...
Resource Identifiers: CR-16-E
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This thesis examines different methods of communicating volcanic hazards to the
population of Flagstaff, Arizona using the results of a recent lava flow hazard assessment of the
nearby San...
Resource Identifiers: CR-16-A
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The Grandview Breccia Pipe is located on Horseshoe Mesa within the Grand Canyon,
north of Grandview Point.
The pipe is a classic model of a Colorado Plateau type solution collapse breccia pipe....
Resource Identifiers: CR-16-B
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In November 1870, General George Stoneman, the military
commander of the Arizona Territory, erected a small
military camp near the base of Picket Post Mountain
and began construction of a road to...
Resource Identifiers: CR-15-D
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While researching sources of information on pre-U.S. Atomic Energy Commission's (AEC)
carnotite mining on the Navajo Indian Reservation, the author discovered another source.
Records of an ore...
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A brief history of the mining activity, mines and miners of the Warren mining district in Bisbee, Arizona; Arizona's first, major copper mining district.
Resource Identifiers: CR-15-B
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The mining practice that uses solutions to extract a desired commodity from an ore deposit where it stands without also extracting the rock is known as solution mining. There are essentially two...
Resource Identifiers: CR-15-A
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New geologic mapping in the Bloody Basin of central Arizona’s Transition Zone reveals two distinct sets of normal faults that have a nearly 90° orientation with respect to one another. Miocene Hickey...
Resource Identifiers: CR-07-B
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This article presents the history of the Helvetia-Rosemont mining district from 1875 until December 2013. The pre-World War II history of the area deals with the settlers, the early mining camps...
Resource Identifiers: CR-14-D
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The Monument Valley uranium district is located in northeastern Arizona and in southeastern Utah (Figure 1). It is within the Navajo Indian Reservation where exploration and mining was under the...
Resource Identifiers: CR-14-C
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The Black Rock Point Nos. 1 and 3 uranium-vanadium mines are in the northwestern Carrizo Mountains, Apache County, Arizona (Figure 1). The mines were on Navajo Tribal Mining Permits, issued to Thomas...
Resource Identifiers: CR-14-B
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A green copper stained outcrop on the south slope of Red Hill attracted the attention of prospectors at the time of the discovery of the nearby Mammoth mine in July 1879. Some of the oldest test pits...
Resource Identifiers: CR-14-A
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Cove Mesa is a small mesa in the southern Carrizo Mountains, Apache County, Arizona.
The mesa is capped by beds of the Salt Wash Member of the Jurassic Morrison Formation. This
member is the host...
Resource Identifiers: CR-13-A
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The geologic map of the Harve Black No. 2 mine was recently found in the
files of the Grand Junction Projects Office of the U.S. Department of Energy
(DOE) in Grand Junction, Colorado. As the DOE...
Resource Identifiers: CR-89-E
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The maps in this report were recently located in a plain brown envelope
in a flat map file at the U.S. Department of Energy (DOE) complex at Grand
Junction, Colorado. As the DOE has no use for...
Resource Identifiers: CR-89-D
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