Adrian College student John Parvin poses for scale at Devils Honeycomb, a rare outcrop of rhyolite columnar joints.
Here we are looking at mafic enclaves and schlieren in the Knoblick Granite, an intrusive that is pat of the Butler Creek Caldera. Sarah found a very comfortable way to teach - horizontally!
Adrian College student Jeff Young is determining the attitude of fracture sets in the ignimbrite.
Determining type, orientation and origin of a large dike that cuts through the Silvermine Granite.
A restful evening around the campfire. Looks like we lost our audience though....