Arizona Geological Survey

Information

Geologic Units
A volume of rock that can be identified using distinct characteristics.
Faults
A crack within the Earth's crust.
Geologic Maps
Detailed geology reports and maps published by the Arizona Geological Survey.

Data Sources

Geology data derived from the Geologic Map of Arizona
Geologic maps from the AZGS Document Repository
Click below to view the legends
Name Map Unit Age Younger Bound Older Bound Description

Fault

Fault (generic; vertical, subvertical, or high-angle; or unknown or unspecified orientation or sense of slip) —Identity and existence certain, location accurate

Detachment fault

Detachment fault (sense of slip unspecified) (1st option)—Identity and existence certain, location accurate. Hachures on upper plate Detachment fault (sense of slip unspecified)

Thrust fault

Thrust fault (1st option)—Identity and existence certain, location accurate. Sawteeth on upper (tectonically higher) plate

Listric fault

Listric fault at head of detachment fault (sense of slip unspecified)—Identity and existence certain, location accurate. Ticks on upper plate

Year Title Link Author Abstract