Issue Date
1960Keywords
Arizona Geological Survey Map Series]
Tertiary
Quaternary
Proterozoic
Paleozoic
Mesozoic
Cenozoic
Vulture Mountains
Surprise
Superstition Mountains
Palo Verde Nuclear Power Plant
Salt river
Sentinel volcanic field
Harcuvar Mountains
Phoenix
South Mountain
Maricopa County
structures
bedrock geology
surficial geology
Gila Bend Mountains
Eagle Tail Mountains
Harquahala Mountains
Bighorn Mountains
Phoenix Mountains
Sierra Estrella
volcanics
Apache Group
Pyroxenite
Mazatzal Quartzite