Skip to main content
U.S. flag

An official website of the United States government

Geologic Map with Sample Locations, Duluth Complex

By Mineral Resources Program 2016 (approx.)
geologic and sample location map
Original Thumbnail Medium

Detailed Description

Geologic map and sampling locations near mineral deposits associated with the Duluth Complex in northern Minnesota.

Sources/Usage

Public Domain.

Piatak and Others, 2016
Piatak, N.M., Seal, R.R. II, Jones, P.M., and Woodruff, L.G., 2016, Copper toxicity and dissolved organic matter: Resiliency of mineralized watersheds in northern Minnesota and Michigan: Institute on Lake Superior Geology Proceedings Volume 62, Part 1 - Program and Abstracts, May 4-8, 2016, Duluth, MN, p. 117-118.