Mine detail: Carpenter Mine

Previously called ''

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Location

Lat / long:

46.07944, -88.36393

Resource(M)

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

Production

Operation type:	Underground
Deposit type:	Secondary Enrichment
Production size:	Unknown
Development status:	Past Producer
First production started:	1913
Last production ended:	1928

Geology

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

References

MRDS	W028647
DEP	10079386
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:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1938, LAKE SUPERIOR IRON ORES (1ST ED.): CLEVELAND, OHIO. P. 148.}{Deposit:: CROWELL, BENEDICT, AND MURRAY, C. B., INC., 1914, 1917, 1920, 1923, 1927, THE IRON ORES OF LAKE SUPERIOR (2ND, 3RD, 4TH, 5TH AND 6TH EDS.): CLEVELAND, OHIO. PP. 190; 244; 220-221; 271; 291.}{Deposit:: JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, IRON COUNTY, P. 67-69.}
Reporter	Yeager, Keith (Cannon, W.), Sutphin, D.M., Mason Jr., G.T., Anderson, Arlene (M. Gere)