The EARTH 301 class trip poses for a group photograph on the Jaspilite facies
of the Negaunee Iron Formation, as exposed on Jasper Knob near Ishpeming.
© 2015 Maggie Osburn
The EARTH 301 class trip poses for a group photograph on the Jaspilite facies
of the Negaunee Iron Formation, as exposed on Jasper Knob near Ishpeming.
© 2015 Maggie Osburn