Commodities
PrimaryIron
TertiarySilica, Manganese, Aluminum, Phosphorus-Phosphates, Water, Free
Commodity typeB
Materials
Other materialsChert, Goethite, Hematite
Economic & production
Development statusProducer
First production1910
Discovery year1910
Identification
Deposit ID10218964
RegionNA
Data scoreC
Coordinates47.5369, -92.30439
References
MINNESOTA MINING DIRECTORY, 1980, PP 53-140MINERAL RESOURCES RESEARCH CENTER. MINNESOTA MININGDIRECTORY - 1981, ED. BY W.D. TRETHEWAY. UNIV. OF MINN.,MINNEAPOLIS, MINN., 1981, P. 51, 137, 159.