Mine detail: Newport Mine

Previously called 'Iron KingMount HopeBonnie'

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Location

Lat / long:

46.45694, -90.12233

Resource(M)

Primary:	Iron
Ore:	Hematite, Goethite
Orebody form:	STRATABOUND
Discovery year:	1848

Production

Operation type:	Underground
Deposit type:	Banded Iron-Rich Sedimentary Deposits
Production size:	Medium
Development status:	Past Producer
Production years:	1886 TO AT LEAST 1950, EXCEPT FOR 1932.
First production started:	1886
Last production ended:	1961

Geology

Host rock:	Ironwood Iron-Formation
Host type:	Iron Formation
Structure:	N-dipping sediments; regional trends are east to west., An E-W linear iron formation going from Gogebic, MI, to Ironwood,MI, and to
Alteration processes:	Gogebic iron range is in the chlorite metamorphic zone in the least metamorphosed area of the upper peninsula.

References

MRDS	W062011
DEP	10082662
Reference	{Deposit:: SCHMIDT, 1980: USGS BULLETIN 1460. JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 112-128, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}{Production:: REED, 1975}
Reporter	Sutphin, D.M. (Cannon, W.F.), Mason Jr., G.T., Anderson, Arlene (M. Gere)