Boyce Thompson Arboretum State Park
Saturday, August 24, 2019 8 a.m.
Learn about rocks and volcanic formations along our main trail on a tour with professional geologist Rich Leveile as your guide for a lively tour that compresses almost two billion years of geologic history into just over one educational hour. Topics include: The Pinal schist, the volcanic origins of Picket Post Mountain and the Apache Leap tuff.
Phil St. George will be your guide for the August event.