National Geologic Map Database
General Information
- Title: Preliminary geologic map of Marin and San Francisco Counties, and parts of Alameda, Contra Costa, and Sonoma Counties, California
- Author(s): Blake, M.C., Bartow, J.A., Frizzell, V.A., Schlocker, Julius, Sorg, D.H., Wentworth, C.M., and Wright, R.H.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Miscellaneous Field Studies Map MF-574
- Larger Work: San Francisco Bay Region Environment and Resources Planning Study. Basic Data Contribution; 64
- Publication Date: 1974
- Map Scale: 1:62,500
- Cross Section: None
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