Arizona Geological Survey Digital Geologic Maps


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Published: 2016
The Mount Nutt 7 ½' Quadrangle is located in the Black Mountains just west of Oatman, AZ in Mohave County, western Arizona. The Quadrangle encompasses portions of the Mount Nutt and Warm Springs...
Resource Identifiers: DGM-118

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Published: 2016
This geologic map and report cover the entire Cibola 7 ½’ Quadrangle and the northwestern part of the Cibola SE 7 ½’ Quadrangle, in La Paz County, Arizona, and Imperial County, California (Figure...
Resource Identifiers: DGM-112

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Published: 2015
The map encompasses a drainage divide that separates the Colorado River catchment from the Red Lake Playa catchment. Valleys consist of gently sloping piedmonts covered by alluvial fan and terrace...
Resource Identifiers: DGM-113

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Published: 2015
The map encompasses a drainage divide that separates the Colorado River catchment from the Red Lake Playa catchment. Valleys consist of gently sloping piedmonts covered by alluvial fan and terrace...
Resource Identifiers: DGM-114

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Published: 2015
The area covered by this geologic map includes all of the Wintersburg 7 ½' quadrangle and parts of the adjacent Arlington, Gillespie and Tonopah quadrangles surrounding the Palo Verde Nuclear...
Resource Identifiers: DGM-77

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Published: 2014
The Bouse and Ibex Peak 7.5 minute quadrangles are located approximately 40 km south-southeast of the town of Parker in La Paz County, western Arizona. The Quadrangles encompass the northern Plomosa...
Resource Identifiers: DGM-107 v.2.0

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Published: 2015
The Artillery Peak and Rawhide Wash 7 ½' Quadrangles are located in southern Mohave County and northern La Paz County in western Arizona, and encompass Alamo Lake reservoir at the confluence of...
Resource Identifiers: DGM-100

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Published: 2007
This map depicts the geology of the Hereford and the northern part of the Stark 7 ½' quadrangles, which are located in the upper San Pedro Valley north of the U.S. - Mexico border. The...
Resource Identifiers: DGM-57

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Published: 2014
Most of the map area is covered by sand dunes and related features of Cactus Plain. The dune field of Cactus Plain is on a low plateau formed primarily on older eroded sediments, with minor bedrock...
Resource Identifiers: DGM-108

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Published: 2014
T he Columbia and Copperopolis 7 ½ ' Quadrangle s are located approximate ly 80 km northwest of downtown Phoenix in central Arizona. The Quadrangles encompass part of the southern Bradshaw...
Resource Identifiers: DGM-109

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Published: 2012
Surficial mapping of part of the Sonoyta Valley of Organ Pipe Cactus National Monument at 1:24,000 map scale.
Resource Identifiers: DGM-74

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Published: 2012
Surficial geologic map of a portion of Organ Pipe Cactus National Monument including the Valley of the Ajo and the western flank of the Ajo Mountains. One map sheet at 1:24,000 map scale.
Resource Identifiers: DGM-73

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Published: 2012
Geologic map at 1:24,000 map scale of the surficial geology of the Armenta Well and part of the Gunsight 7.5' topographic quadrangles.
Resource Identifiers: DGM-72

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Published: 2009
The Mammoth 7½' Quadrangle includes part of the San Pedro River, flanking valley fill, and bedrock on the west side of the valley that forms the Black Hills and the northernmost tip of the...
Resource Identifiers: DGM-67

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Published: 2013
The Prescott Valley South 7 ½' Quadrangle is located east of Prescott in Yavapai County in central Arizona. New geologic mapping and map compilation for the entire quadrangle, presented here,...
Resource Identifiers: DGM-103

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Published: 2013
Geologic map and cross section of the Sullivan Buttes 7 1/2" quadrangle of central Arizona, Yavapai County.
Resource Identifiers: DGM-102

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Published: 2000
The Clifton-Morenci map area includes four 7.5’ USGS quadrangles: Coronado Mountain, Copperplate Gulch, Clifton, and Mitchell Peak. Descriptions of the Precambrian, Paleozoic, and Mesozoic rocks...
Resource Identifiers: DGM-01

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Published: 2000
This report and maps describe the geology, geomorphology, and geologic hazards in the Three Points quadrangle, on the southwestern fringe of the Tucson metropolitan area in unincorporated Pima...
Resource Identifiers: DGM-04

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Published: 2000
The rocks exposed in this study area represent the eastern-most exposures of the Roskruge Mountains, themselves part of a long chain of low ridges and hills extending as far north as the Silverbell...
Resource Identifiers: DGM-06

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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: DGM-03

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