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Maps & Air Photos: Geologic Maps

Information about finding maps and aerial photographs in the UC Berkeley Library collections and beyond.

Geological map of a portion of the Berkeley HillsGeologic maps show the distribution of Earth's materials at the planet's surface. The Earth Sciences & Map Library has a large collection of geologic maps covering various parts of the world. Geologic maps have been acquired from the U.S. Geological Survey, various state geological surveys, and foreign agencies. 

Finding Geologic Maps in the Library

In the catalog: start with a general keyword search using the terms geology [place name] maps. For further refinement use the Advanced Search to search for the subject keywords [geology place name maps] (e.g., geology tokyo japan maps). You can find other geological keywords in the list of common subject keywords for maps.

Common geological map series include:

Digital Geologic Maps & Additional Resources