Mine detail: Colby Mine

Previously called 'Peterson Mine'

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Location

Lat / long: 46.47333, -90.05622

Resource(M)

Primary: Iron
Discovery year: 1884

Production

Operation type: Underground
Production size: Unknown
Development status: Past Producer
Production years: 1884-1894; 1896-1921; 1923
First production started: 1884
Last production ended: 1923

Geology

References

MRDSW001411
DEP10068382
Reference{Deposit:: LAKE SUPERIOR IRON ORES, 1952, P. 54.}{Deposit:: JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 163-168, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}
ReporterCannon, Suzanne S., Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere)