Arizona Geological Survey Contributed Reports


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Published: 2015
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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Published: 2015
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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Published: 2007
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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Published: 2014
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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Published: 2014
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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Published: 2014
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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Published: 2014
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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Published: 2013
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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Published: 1989
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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Published: 1989
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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Published: 1989
The Salt Wash Member of the Morrison Formation of Jurassic age contains significant deposits of uranium-vanadium minerals in the Lukachukai Mountains in northeastern Apache County, Arizona. Similar...
Resource Identifiers: CR-89-C

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Published: 1989
The exploration activities of the U.S. Atomic Energy Commission (AEC) including exploration drilling, aerial radiometric surveys, and geophysical surveys, during the 1950's are well...
Resource Identifiers: CR-89-A

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Published: 1989
Herbert E. Gregory (1917) in his classic report on the Navajo Indian Reservation mentions a silver and gold occurrence in the Carrizo Mountains. Gregory did not locate this reported occurrence and...
Resource Identifiers: CR-89-B

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Published: 1989
During the early 1920's there was a small amount of exploration and mining of carnotite ores in the Carrizo Mountains for their radium content. Very little factual information on this activity...
Resource Identifiers: CR-89-F

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Published: 1990
During the uranium boom of the mid-1950's, some 192 tons of low-grade ore were produced at the Morale mine in the Hopi Buttes area of Navajo County, Arizona (Figure 1). The host rocks for the...
Resource Identifiers: CR-90-D

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Published: 1990
During 1955, several uranium occurrences were discovered in the Shinarump and Monitor Butte members of the Chinle Formation near the village of Chinle, in Apache County, Arizona. The principal...
Resource Identifiers: CR-90-B

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Published: 1990
Black Mesa, located in northeastern Arizona, is a southwest-dipping cuesta, nearly circular in plan, with a diameter of approximately 60 miles (Figure 1). The mesa is capped with sedimentary rocks...
Resource Identifiers: CR-90-A

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Published: 1990
The Zona No. 1 uranium-vanadium deposit is similar to other ore deposits in the Salt Wash Member of the Morrison Formation along the perimeter of the Carrizo Mountains. What makes this deposit...
Resource Identifiers: CR-90-C

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Published: 1991
During the uranium boom of the mid-1950's some 53 tons of average grade uranium-vanadium ore was produced at the Bluestone No.1 mine on Garnet Ridge in Apache County, Arizona. The host rock for...
Resource Identifiers: CR-91-B

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Published: 1991
Geologic maps of the underground workings of the Black Rock and Sally uranium mines were recently located in the files of the U.S. Geological Survey (USGS) at the Denver Federal Center. Warren I....
Resource Identifiers: CR-91-A

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