Mine detail: Portsmouth Mine

Previously called 'A B Arganbright Et AlPortsmouth Extension'

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Location

Lat / long:

46.48919, -93.96745

Resource(M)

Primary:	Iron
Tertiary:	Manganese

Production

Operation type:	Surface
Development status:	Past Producer

Geology

References

MAS	270350168
DEP	10121901
Reference	{Deposit:: OFFICE OF ORE ESTIMATION MINES DIRECTORY U OF MN 1}{Deposit:: INCLUDES PORTSMOUTH EVERGREEN OBERGWEARNE HEALY AND SYRACUSE}{Deposit:: A B ARGANBRIGHT ET AL HANNA MINING CO 1960}{Reserve-Resource:: MINNESOTA MINING DIRECTORY, 1980,P.139}
Reporter	Intermountain Field Operations Center (IFOC)