Silver Bay, Minnesota

Steven Dutch, Professor Emeritus, Natural and Applied Sciences, University of Wisconsin - Green Bay

Red: basalt, Brown: gabbro, Pink: granite

Silver Bay, Minnesota hosts spectacular anorthosite inclusions in the Duluth Gabbro.
Contact between gabbro and anorthosite. Note the baked contact in the anorthosite.

Return to Historic Sites Index
Return to Virtual FieldTrips Index
Return to Professor Dutch's Home Page

Created 22 June 2007, Last Update 06 June 2020