Issue Date
1958Keywords
Arizona Geological Survey Map Seriesbedrock geology
Proterozoic
Paleozoic
Mesozoic
Tertiary
Quaternary
Arivaipa Canyon
Whitlock Mountains
Whitlock Valley
Duncan
Bear Mountain
Blue River
Safford
Galiuro Mountains
Mt Graham
Gila River
Ash Flat
Big Prairie
Greenlee County
Graham County
volcanics
Mescal Limestone
Apache Group