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Mine detail: Cliff Mining Co.
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North America
United States
Michigan
Keweenaw
Previously called ''
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Location
Lat / long:
47.3889, -88.30834
Resource(M)
Primary:
Copper
Production
Operation type:
Surface
Development status:
Past Producer
Geology
References
MAS
260830071
DEP
10122105
Reference
{Deposit:: THE MINE PROD.WAS CUT BACK BECAUSE THE COPPER WAS}{Deposit:: OF A VERY FINE QUALITY,NOT GOOD FOR COMMERCIAL USE}{Deposit:: ALLEN,R.C.MINERAL RESOURCES OF MICH.MICH.GEOL.AND}{Deposit:: BIOL.SURV.PUBL.21,1916 PP 25}
Reporter
Eastern Field Operations Center (EFOC)