Commodities
TertiaryIron
Commodity typeM
Economic & production
Development statusPast Producer
First production1870
Discovery year1869
Identification
Deposit ID10146135
Alternate namesBraastad-Winthrop
RegionNA
Data scoreD
Coordinates46.4531, -87.69172
References
LAKE SUPERIOR IRON ORES, MINING DIRECTORY AND STATISTICAL REPUBLISHED BY THE LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P