Field Trips - Geology Rocks!

Field trip: Geology Rocks!

Field Trips - Geology Rocks! - Pinnacle Peak Park

Join Geologist Lara Linde for a choice of one field trip to learn about the geology of our area.

COVID-19: Learn about our most up-to-date guidance for participants and leaders on our COVID-19 Response page. All participants and leaders must agree to the COVID-19 Code of Conduct before participating in this Mountaineers activity.
  • Easy
  • Moderate
  • Mileage: 3.4 mi
  • Elevation Gain: 1,000 ft
  • Pace: 2 mph

This is the later morning field trip. We will meet at the southern trailhead at 10:45am. Be ready to hike at 11am.

This is the later morning field trip. Let's go see an old lava flow from Mt. Rainier in the side of the hill!


Pinnacle Peak Park

Required Equipment

Required Equipment

The Ten Essentials

  1. Navigation
  2. Sun protection
  3. Insulation (extra clothing)
  4. Illumination
  5. First aid supplies
  6. Fire
  7. Repair kit and tools, including knife
  8. Nutrition (extra food)
  9. Hydration (extra water)
  10. Emergency shelter
  11. Mask
  12. Hand sanitizer or biodegradable soap
Trip Reports