Mine detail: Yale Mine

Previously called 'Peterson Mine'

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Location

Lat / long:

46.47194, -90.06761

Resource(M)

Primary:	Iron
Ore:	Hematite
Discovery year:	1886

Production

Operation type:	Underground
Deposit type:	Secondary Enrichment
Production size:	Unknown
Development status:	Past Producer
First production started:	1886
Last production ended:	1925

Geology

Host rock:	Ironwood Iron-Formation
Host type:	Iron Formation

References

MRDS	W001408
DEP	10068380
Reference	{Deposit:: LAKE SUPERIOR IRON ORES, 1952, P. 60.}{Deposit:: JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 194-197, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}
Reporter	Cannon, Suzanne S., Sutphin, D.M., Mason Jr., G.T.