and now from a distance from the top of the Beartooth Plateau. The Beartooth Mountains sit upon the larger Beartooth Plateau, the largest true high elevation plateau in the United States.

The Beartooth mountains are composed of Precambrian granite and crystalline metamorphic rocks dated at approximately 4 billion years old, making these rocks some of the oldest on Earth. The Stillwater igneous complex within the mountains is the location of the largest known deposits of platinum and chromium and the second largest deposits of nickel found in the U.S.