National Geologic Map Database
General Information
- Title: Geologic map of Precambrian rocks of Iron Mountain and Escanaba 1 degree x 2 degrees quadrangles, northeastern Wisconsin and northwestern Michigan
- Author(s): Sims, P.K.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Miscellaneous Investigations Series Map I-2056
- Publication Date: 1990
- Map Scale: 1:250,000
- Cross Section: None
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Geologic units referred to in Geolex
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- U.S. Geological Survey
- USGS Information Services
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- 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.