1. Skip to navigation
  2. Skip to content
  3. Skip to sidebar


  1. Three Layers

    Snapshot Title: Three Layers
    Taken by: Ron Schott

    Image: Columnar Basalts 1.1
    Image Owner: Ron Schott


    The two columnar jointed lava flows have different sized colums suggesting different cooling rates. They are emplaced atop a gravelly layer at the bottom of the roadcut.