First published · Last updated
Lake Superior Copper and the Indians
Monograph published by U OF M MUSEUM ANTHRO ARCHAEOLOGY (1951); the supplied excerpt is bibliographic and contains no event details. Additional factual information about any event was not included in the source data received by Planet Briefing.
Categories: science-and-space
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 2/10
- Geographic reach
- 1/10
- Global importance
- 1/10
- Impact magnitude
- 1/10
- Positivity
- 5/10
- Urgency
- 1/10
Why it matters
The source excerpt contains only bibliographic metadata and does not describe an incident or hazard.

