National Geologic Map Database
General Information
- Title: Geologic map of the Orleans Mountain Roadless Area, Humboldt and Siskiyou Counties, California
- Author(s): Donato, M.M., Barnes, C.G., and Gray, G.G.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Miscellaneous Field Studies Map MF-1526-A
- Publication Date: 1983
- Map Scale: 1:48,000
- Cross Section: None
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- For more information, please contact:
- U.S. Geological Survey
- USGS Information Services
- Box 25286
- Denver, CO 80225
- Phone: (303) 202-4700 or 1-888-ASK-USGS
- Fax: (303) 202-4710
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.