EARTH 301 Field Trip: Jasper Knob (Negaunee Iron Formation)

An EARTH 301 petrology class field trip from Northwestern University, led by Prof. Craig Bina, poses for a group photograph on the jaspilite facies of the Negaunee Iron Formation at Jasper Knob in Ishpeming on the Upper Peninsula of Michigan.
© 2023 Rae MacCarthy

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Copyright © 2023 Craig R. Bina.