My next post about the Geology of the National Parks Through Pictures is from when I had lived in Texas during the early 2000's.
You can find more Geology of the National Parks Through Pictures as well as my Geological State Symbols Across America series at my website Dinojim.com.
|Mohs Hardness Scale showing the relative hardness, or ability to be scratched, of minerals. Minerals shown are the reference minerals and don't cover every mineral on Earth. Image courtesy of the NPS.
|Horst and graben. Image courtesy of the NPS.
|Illustration of how a sand dune moves. Image courtesy of the NPS.
|Types of sand dunes found at White Sands NP. Image courtesy of New Mexico Magazine.