National Geologic Map Database
General Information
- Title: Digital geologic map and mineral deposits of the Lake Superior region: Minnesota, Wisconsin, Michigan
- Author(s): Cannon, W.F., Kress, T.H., Sutphin, D.M., Morey, G.B., Meints, Joyce, and Barber-Delach, Robert
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-97-455
- Publication Date: 1999
- Map Scale: 1:500,000
- Cross Section: None
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Additional Resources
- Links and Downloads:
- Publication (includes GIS data)
- 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.