Mine detail: Balkan-Judson Mine

Previously called 'Balkan Mine'

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Location

Lat / long:

46.03889, -88.37865

Resource(M)

Primary:	Iron
Ore:	Hematite, Goethite
Gangue:	Chert, Pyrite, Siderite, Stilpnomelane, Chlorite, Mica

Production

Operation type:	Surface-Underground
Deposit type:	Secondary Enrichment
Production size:	Unknown
Development status:	Past Producer
First production started:	1882
Last production ended:	1935

Geology

Host type:	Iron Formation
Alteration processes:	Chert and siderite to hematite and goethite in oxidation zones.

References

MRDS	W028650
DEP	10079388
Reference	{Deposit:: JAMES, H. L., DUTTON, C. E., PETTIJOHN, F. J., WIER, K. L., 1968, GEOLOGY AND ORE DEPOSITS OF THE IRON RIVER, CRYSTAL FALLS DISTRICT, IRON COUNTY, MICHIGAN. WASHINGTON, U.S. GOVT. PRINTING OFFICE, 1968. PP 45-56, 88-110.}{Deposit:: CROWELL, BENEDICT, AND MURRAY, C. B., INC., 1917, 1920, 1923, 1927, 1930, THE IRON ORES OF LAKE SUPERIOR. (3RD, 4TH, 5TH, 6TH, 7TH EDS.): CLEVELAND, OHIO. PP. 239, 258; 216, 233-234; 267, 284; 285-286; 275-276 RESPECTIVELY.}{Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1938, LAKE SUPERIOR IRON ORES (1ST ED.): CLEVELAND, OHIO. P. 145.}{Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 11-12, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}
Reporter	Yeager, Keith (Cannon, W.), Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere)