Serpentine, Faults, and Greywacke: Geology Of Mt Tam


Sat Oct 01 2022 at 01:00 pm to 03:00 pm


Pantoll Campground | Mill Valley, CA

Sponsored by Friends of Mt. Tam in Partnership with California State Parks and One Tam
About this Event

A highly interactive hike up Old Stage Road to explore the geologic creation of Mt Tam and the current environment

This event is part of the Mt. Tamalpais State Park Science Quest Day, a free all-day event showcasing the unique sciences of Mt Tamalpais State Park.

Expert guides in the flora, fauna, geology, and astronomy will provide in person experiences designed to showcase how science can deepen our collective understanding and appreciation of our natural surroundings.

Sponsored by Friends of Mt. Tam in Partnership with California State Parks and One Tam

CAPACITY: Most events have limited capacity – only RSVP if you are able to attend

PARKING: We strongly recommend carpooling and arriving 30 minutes early to find parking. Pantoll and Bootjack require a $8 fee - bring exact change! The Quarry Parking lot (just past Mountain Theater) is an option if Rock Spring Parking lot is full. Pantoll parking is very limited – BootJack sometimes will have open spots or there are limited parking spots along Pantoll Road heading up to Rock Spring. Bus service schedule is available at

FAMILIES: Suitable for families with children who are interested in nature and are comfortable hiking 2-4 miles (depending on event).

DURATION: Each event is scheduled to last no more than 2 hours

CANCELLATIONS: Rain, red flag days, winds above 30 mph, and unforeseen circumstances will cancel. Check the Friends of Mt Tam Facebook for updates:

WATER: Bring water on hot days. Most hikes do not pass by public drinking water sources.

STURDY BOOTS: Trails are uneven, rocky and can be very steep in places. Sandals, sneakers and running shoes are not recommended.

Don Reed is a professor of Marine Geology and Geophysics at San Jose State University. He teaches courses in oceanography, tectonics, geophysics, and marine geology. His research interests focused on the geophysical imaging of convergent plate boundaries in Indonesia, Papua New Guinea, Taiwan, and Central America. In his free time, Don enjoys riding road bikes and mountain bikes on Mount Tamalpais and along the Marin coast

Event Photos

Where is it happening?

Pantoll Campground, 3801 Panoramic Highway, Mill Valley, United States

Event Location & Nearby Stays:


USD 0.00


Host or Publisher FRIENDS OF MT TAM

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