Map Legend

This frame allows you to view a portion of the map legend at the same time you are viewing the geologic map. Click on which portion of the legend you wish to view below. To select a different portion, go back in the frame by holding down the right mouse button and selecting back. In other words, the main browser back button will not allow you to go back in the frame.

  • Cenozoic Units
  • Mesozoic Units
  • Paleozoic and Proterozoic Units
  • Symbols Used
  • Sources Used