Mine detail: Michigan Gold Mine

Previously called 'Michigan Mine'

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Location

Lat / long: 46.51722, -87.76808

Resource(M)

Primary: Gold
Ore: Gold
Gangue: Tourmaline, Quartz
Orebody form: IRREGULAR

Production

Operation type: Surface-Underground
Production size: Unknown
Development status: Producer
First production started: 1887
Last production ended: 1930

Geology

Host rock:Kitchi Formation
Host type:Basalt
Structure:Regional trends are from east to west, Shear zones
Alteration processes:Chloritization

References

MRDSLW00179
DEP10310179
Reference{Deposit:: CANNON, W.F. AND KLASNER, J.S., 1977, BEDROCK GEOLOGIC MAP OF THE SOUTHERN PART OF THE DIORITE AND CHAMPION 7 1/2 MINUTE QUADRANGLES, MARQUETTE COUNTY, MICHIGAN; USGS MISCELLANEOUS INVESTIGATIONS SERIES MAP I-1058.}{Deposit:: BORNHORST, T.J., DUSKIN, D.J., JOHNSON, R.C., MAHIN, R.A., QUIGLEY, T.O., AND SCOTT, G.W., 1999, ARCHEAN ISPHEMING GREENSTONE BELT AND GOLD MINERALIZATION, MICHIGAN: INSTITUTE ON LAKE SUPERIOR GEOLOGY PROCEEDINGS, 45TH ANNUAL MEETING, MARQUETTE, MI, V. 45 PART 2, P. 12 - 107.}{Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, MARQUETTE COUNTY, P. 314-315, SITE ID 520129, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}{Production:: UNDERGROUND MINE INVENTORY}
ReporterAnderson, Arlene (M. Gere)