One-day field trip, Saturday, April 24, 2010. Raindate: Sunday, April 25, 2010. This field trip will examine the geology of the Shenandoah Valley and Massanutten Mountain, including sedimentary layers, fossils, and deformation related to Appalachian mountain-building. The trip involves moderately strenuous hiking on forest trails. Meet in the back of the CT building at 8:00 am; Return by 7:00 pm. For information about meeting time/place or other questions visit the website or call (703) 323-3276 or email

Planning for the trip:

Important logistical information

Preparing intellectually for the trip:

Pre-trip readings

After the trip (writing your paper):

Syllabus
Assignment
Proper Formatting (including photo compression instructions)

Callan Bentley home

Amid "clean" limestones, a layer of bentonite (volcanic ash that has weathered to clay) signals the onset of mountain-building in the late Ordovician period of geologic time.