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Geologic Map and Sample Locations - Porcupine Mountains, Michigan

By Mineral Resources Program 2016 (approx.)
geologic map with sample locations
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Detailed Description

Geologic map and sampling locations for the watershed baseline chemistry and copper toxicity study, near copper deposits in the Porcupine Mountains, Michigan.

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.