Arizona Geological Survey Contributed Reports


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Published: 2009
This report is the result of an investigation of petrified wood on the U.S. Army Yuma Proving Ground and includes studies of the stratigraphy, sedimentology, and paleobotany of terrace gravels with...
Resource Identifiers: CR-09-A

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Published: 2010
In 1991, with the encouragement of the U.S. Forest Service, I and a number of members of Escabrosa Grotto (a chapter of the National Speleological Society) began mapping a large cave, Cave Of The...
Resource Identifiers: CR-10-A

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Published: 2010
At the request of the U.S. Forest Service to Red Rock Jeep Tours of Sedona a geologic report on the condition of the Devils Kitchen sinkhole was required for the safe continuation of Jeep visits to...
Resource Identifiers: CR-10-B

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Published: 2010
Seven sinkholes surround the city of Sedona in Coconino and Yavapai Counties, Arizona. They occur in surface bedrock of Permian age Esplanade Sandstone, Hermit formation, and Schnebly Hill...
Resource Identifiers: CR-10-C

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Published: 2011
Formerly known as the Martinez Ranch area (e.g., see Davis, 1975; Davis and others, 2004), the Salcito Ranch area is located at the southeastern-most corner of the Rincon Mountains (Figure 1) and...
Resource Identifiers: CR-11-C

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Published: 2011
The 2010 Schultz Fire burned 6,091 hectares (15,051 acres) of Ponderosa Pine and mixed conifer forest, four kilometers (two and a half miles) north of Flagstaff, Arizona between June 20 and 30,...
Resource Identifiers: CR-11-A

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Published: 2011
These guidelines provide professionals evaluating site-specific conditions in areas known or suspected to be subsiding with a standardized minimum level of investigation for land-subsidence and earth...
Resource Identifiers: CR-11-D

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Published: 2011
Seismic hazard analyses form the basis for the forecast of earthquake-induced damage to regions prone to seismic risk. Precariously balanced rocks (PBRs) are balanced boulders that serve as in situ...
Resource Identifiers: CR-11-B

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Published: 2011
The Jack Daniels open pit uranium mines are located in the Cameron area, Coconino County, Arizona. The host rocks for these deposits was the Petrified Forest Member of the Triassic Chinle Formation...
Resource Identifiers: CR-11-E

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Published: 2011
In 1950, Cato Sells, a Navajo businessman, obtained three tracts (claims) adjacent to the Vanadium Corporation of America's (VCA) 1943 Monument No.2 lease in northeastern Apache County,...
Resource Identifiers: CR-11-F

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Published: 2011
In 1950, two Monument Valley Navajos, Jessie Black and Harvey Blackwater, determined that the ground claimed by Cato Sells did not completely surround Vanadium Corporation of America's (YCA)...
Resource Identifiers: CR-11-G

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Published: 2011
Yazzie Mesa is a small mesa north of Vanadium Corporation of America's (YCA) 1943 Monument No.2 lease in northwestern Apache County, Arizona. This lease was originally mined for vanadium, but...
Resource Identifiers: CR-11-H

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Published: 2011
The Block K uranium-vanadium mine, also known as the Mike Brodie No.6 mine, was located in the northwestern Carrizo Mountains, Apache County, Arizona. The mine was developed as the result of gamma-...
Resource Identifiers: CR-11-I

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Published: 2011
The Rattlesnake No.8 mine was developed on an outcrop of uranium-vanadium minerals that were exposed on a rim of the Salt Wash Member of the Jurassic Morrison Formation. The exposure was on the...
Resource Identifiers: CR-11-J

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Published: 2011
The Tohe Thlany Begay mine, also know as the Whirling Mountain mine, was developed on an isolated exposure of uranium-vanadium minerals that were located on the south flank of the Carrizo Mountain...
Resource Identifiers: CR-11-K

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Published: 2011
The Upper and Lower Canyon mines were developed behind exposures of uranium-vanadium minerals, in the Salt Wash Member of the Morrison Formation, that were first described in 1944. Initial mining...
Resource Identifiers: CR-11-L

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Published: 2011
The CB&W-MC mine was developed on an outcrop of uranium-vanadium minerals that were exposed on a rim of the Salt Wash Member of the Jurassic Morrison Formation. The exposure was on the south...
Resource Identifiers: CR-11-M

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Published: 2011
The employment of Navajo Indians by the U.S. Atomic Energy Commission (AEC) to prospect for uranium during the uranium boom of the 1950’s was mentioned in an article by the AEC's Robert D....
Resource Identifiers: CR-11-N

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Published: 2011
The Hualapai Plateau contains one of the longest (Paleocene to Pliocene), best preserved, and well exposed sections of Cenozoic geology in Arizona. The Cenozoic sediments and volcanic rocks are...
Resource Identifiers: CR-11-O

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Published: 2011
The Monument No. 2 site consisted of a large open-pit mine, an upgrader, a concentrator and a heap leaching operation. Ore from the mine as well as products from other operations were shipped to...
Resource Identifiers: CR-11-P

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