Map showing mineral deposits of the midcontinent rift, Lake Superior region, United States and Canada
- Author:
- Geological Survey (U.S.)
- Publisher:
- The Survey ; For sale by Map Distribution
- Subject:
- Mines and mineral resources
- Spatial Coverage:
- Superior, Lake, Region
- Language:
- English
- Year:
- 1991
- Date Issued:
- 2002-06-01T04:00:00Z
- Date Modified:
- 2002-06-01T04:00:00Z
- Library Catalog Record:
- https://search.library.yale.edu/catalog/5104865
- Digital Collections Record:
- No Digital Collections record
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