Driving Directions: Columbia, CA

  • Stop 1 - CSUS Parking Structure III to bathroom break in Farmington, CA: Google Maps

  • Stop 2 - Farmington to roadside exposure of Mehrten Formation: Google Maps

  • Stop 3 - Mehrten Formation to exposures of Gopher Ridge Formation near Vista View Overlook: Google Maps

  • Stop 4 - Vista View Overlook to exposures of Salt Springs Formation: Google Maps

  • Stop 5 - Salt Springs Formation to Copperopolis: Google Maps

  • Stop 6 - Copperopolis to lunch spot in Angels Camp, CA: Google Maps

  • Stop 7 - Angels Camp to exposures of Calaveras Formation Along Parrott’s Ferry Road: Google Maps

  • Stop 8 - Calaveras Formation to exposures of Jurassic igneous rocks: Google Maps

  • Stop 9 - Jurassic igneous rocks to historical downtown Columbia, CA: Google Maps

  • Stop 10 - Columbia to Tuolumne County Sheriff’s Posse Ranch: Google Maps

  • Stop 11 - Ranch to site of Harvard Mine: Google Maps

  • Stop 12 - Harvard Mine site to Willms Ranch: Google Maps

  • Stop 13 - Willms Ranch to CSUS Parking Structure III: Google Maps