ID | Data type | Description |
---|---|---|
Upper Michigan West | M-D | Upper Michigan West 1094 line km with spacing 3.20 km over parts of MI |
Sault Sainte Marie | M/R-D | Sault Sainte Marie 1464 line km with spacing 9.60 km over parts of MI |
Domain | Crust type | Region |
---|---|---|
Mid-continent | Intracontinental rift | Central and Southwest |
Deposit name | Deposit type | Location |
---|---|---|
LITTLE LAKE | Occurrence | Ontario, Canada |
Tract name | Deposit type | Geology |
---|---|---|
Pacific Margin | porphyry copper | Cretaceous through middle Tertiary volcanic and intrusive rocks representing a series of continental- and island-arc systems accreted and superimposed onto the paleomargin of northeast Asia. |
LS07 - Lake Superior | sediment-hosted stratabound copper | Marine carbonaceous strata of the Mesoproterozoic Nonesuch Formation overlying Mesoproterozoic continental clastic rocks of the Copper Harbor Formation, Midcontinent Rift |