Refs.:
Bernhardt M. (2001) (editor) "Men, Mines, and Memories", Iron County Museum, Caspian, Michigan.
Pettijohn, F. J. (1970) "Geology and Magnetic Data for Northern Crystal Falls Area, Michigan", Geological Survey Division of the Department of Natural Resources, State of Michigan, Lansing.
An iron mining property originally consisting of E1/2-SE Sec. 19, W1/2-SW and SE-SW Sec. 20 T43N-R32W. Opened in 1882 by Youngstown Iron Mining Co. Split off Bristol (Claire at the time) in 1889. Worked through 1897 by Florence Iron Mining Co. (1889) and Illinois Steel Co. In 1926, the property merged with the Bristol once again as part of the Bristol-Youngstown Mine.
The property description before recombining with Bristol was W1/2-SW Sec. 20, T43N-R32W, which is the 80 acres between N46º6'5", N46º6'31", W88º20'28", and W88º20'48".
Additional data:
REF: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 SUPE
Commodities (Major) - Iron
Deposit Type: Secondary Enrichment
Development Status: Past Producer
Deposit Model: 241: Superior Fe (BC name is Lake Superior & Rapitan types iron-formation)
Host Rock: Iron Formation
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Map Reference: 46°6'20"N , 88°20'48"W
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Mineral List:8 entries listed. 5 valid minerals.
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