Arizona Geological Survey Open File Reports


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Published: 1981
The region under consideration (Figure 1) lies within the Cabullona Basin of northeast Sonora. It is located south of the towns of Agua Prieta and Naco. The region covers an area of approximately...
Resource Identifiers: OFR-81-03

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Published: 1999
The Picacho Mountains are north-south trending mountain range completely surrounded by Quaternary alluvium, and consists of Tertiary and older granitic and gneissic rocks (Figure 1). Picacho Peak,...
Resource Identifiers: OFR-99-18

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Published: 2010
This document is a profile for using ISO19139 xml schema for of ISO 19115 and ISO 19119 metadata. The profile provides guidance for the population of ISO19139 dataset and dataset series documents to...
Resource Identifiers: OFR-10-02

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Published: 2018
The purpose of this investigation is to assess the possible underground extent of a sinkhole in Colossal Cave Mountain Park southeast of Tucson near Vail, Arizona (Figure 1). The sinkhole is located...
Resource Identifiers: OFR-18-01

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Published: 1996
This map and report summarize the geology of the northern part of the lower Verde River Valley in central Arizona. The map encompasses the Bartlett Dam 7.5' U.S.G.S. topographic quadrangle and...
Resource Identifiers: OFR-96-22

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Published: 2000
This report and accompanying maps describe the surficial geology, geomorphology, and geologic hazards of the rapidly developing Green Valley – Sahuarita area on the southern fringe of the Tucson...
Resource Identifiers: OFR-00-13

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Published: 1990
Surficial geologic maps of the Picacho Basin. The Picacho basin is a large and complex graben surrounded by horsts and half-horsts, which are now the Picacho, Casa Grande, Silverbell, and Sacaton...
Resource Identifiers: OFR-90-02

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Published: 1981
Many geophysical methods have been ,tried in the exploration for geothermally "hot" areas in the upper regions of the earth's crust. The only method that has been cbnsistently found...
Resource Identifiers: OFR-81-23

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Published: 1981
This document presents the results of an economic feasibility study for the Oregon Institute of Technology regarding a geothermal heating system for the Federal Prison Camp, Safford, Arizona. The...
Resource Identifiers: OFR-81-27

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Published: 2017
In late 2013 the Arizona Geological Survey (AZGS) partnered with the Arizona Department of Water Resources (ADWR) to investigate sedimentary relationships at numerous sites along the San Pedro River...
Resource Identifiers: OFR-15-02

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Published: 2017
Museum without Walls program The Arizona Mining, Mineral and Natural Resources Education (MMNRE) Museum at the University of Arizona has embarked on an outreach program to showcase Arizona minerals...
Resource Identifiers: OFR-17-03

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Published: 2017
This Open-File Report includes mineral resources summaries for four Arizona national monuments: Ironwood Forest, Grand Canyon-Parashant, Sonoran Desert, Vermilion Cliffs. Each summary includes a...
Resource Identifiers: OFR-17-04

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Published: 2017
Sometime between Mar. 2014 and Dec. 2014, a mile-long, north-south trending earth fissure opened near the Tator Hills, 13 miles south of Arizona City. The fissure extended an additional ¾ mile to...
Resource Identifiers: OFR-17-01

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Published: 2016
The Inspector General of the U.S. Department of the Interior issued a “Final Report - Inspection of Scientific Integrity Incident at U.S. Geological Survey (USGS) Energy Geochemistry Laboratory,...
Resource Identifiers: OFR-16-02

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Published: 1998
The Hedgpeth Hills Quadrangle is located in the northwestern Phoenix metropolitan area, between Interstate 17 (I-17) and the Agua Fria River (Figure 1). The quadrangle is bounded by latitudes 33°37...

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Published: 2016
The Arizona Geological Survey (AZGS) is one of the most innovative, entrepreneurial, and highly-regarded Surveys in the nation, with a growing portfolio of national and international programs and...
Resource Identifiers: OFR-16-01

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Published: 2015
This past year marked a major milestone for AZGS. The 4-year, $22 million National Geothermal Data System (NGDS) project formally ended on December 1, 2014, and with it a special period in AZGS...
Resource Identifiers: OFR-15-07

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Published: 2015
Approximately 60,000 years ago SP Crater, situated in the north- central part of the San Francisco volcanic field between Flagstaff and Grand Canyon, Arizona, erupted and flowed into a structural...
Resource Identifiers: OFR-15-11

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Published: 2015
The northern Plomosa Mountains are a small metamorphic core complex in La Paz County, western Arizona. The dominant structure of the range is the Plomosa detachment fault, a low-angle normal fault...
Resource Identifiers: OFR-10-15

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Published: 2015
To most geologists, geologic maps are the single most useful type of information for understanding the geology of the land surface. As a result, geologic mapping has a long history, with over two...
Resource Identifiers: OFR-15-01 v1.2

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