Borealis Mine
Nevada
Unconfirmed Gold
Documented shaft evidence
Matildite — reported minerals
Reported mineral means the material appears in source datasets associated with a locality. It does not mean it was the primary mined commodity.
- Mines with this mineral reported
- 7
Related mined commodities
Use commodity pages for production-oriented discovery. Mineral pages stay factual about reported occurrences.
Catalog records
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Borealis Mine
Nevada
Unconfirmed Gold
Documented shaft evidence
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Borealis Mine
Nevada
Unconfirmed Gold
Documented shaft evidence
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Campbell
Arizona
Unconfirmed Copper
Documented shaft evidence
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Campbell Mine
Arizona
Unconfirmed Copper
Historical mapped workings available
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Jackass
California
Unconfirmed Lead
Historical mapped workings available
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Jackass
California
Unconfirmed Lead
Historical mapped workings available