National Geologic Map Database
General Information
- Title: Type region of the Ione Formation (Eocene), central California: stratigraphy, paleogeography, and relation to auriferous gravels
- Author(s): Creeley, Scott, and Force, E.R.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-2006-1378
- Publication Date: 2007
- Map Scale: 1:333,300
- Cross Section: Yes
- North Latitude: 38° 36' 12" N (38.6033)
- South Latitude: 38° 11' 30" N (38.1917)
- East Longitude: 120° 49' 41" W (-120.8281)
- West Longitude: 121° 8' 58" W (-121.1494)
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Additional Resources
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- U.S. Geological Survey
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- 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.