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Metallic Resources in Duluth Complex Map

By Geology, Geophysics, and Geochemistry Science Center March 2017 (approx.)
Duluth Complex map
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Detailed Description

Minnesota Department of Natural Resources, Division of Land and Minerals 2017 Duluth Complex Map: Copper (Cu) + Nickel (Ni) + Platinum Group Metals (PGM), Titanium (Ti) Deposits, and Active State Mineral Leases. Includes Tamarack Intrusion Inset Map. 

Sources/Usage

© 2018 Minnesota DNR (MN Department of Natural Resources)

MN Department of Natural Resources, Land & Minerals: Duluth Complex Map
Duluth Complex Map: Copper (Cu) + Nickel (Ni) + Platinum Group Metals (PGM), Titanium (Ti) Deposits, and Active State Mineral Leases. Includes Tamarack Intrusion Inset Map. (PDF file).