Rockhounding Near Yuma, AZ: Places To Hunt Rocks, Crystals, and Fossils ...
Dome Rock Mountains. The Dome Rock Mountains are located in La Paz County, about an hour and 45 minutes from Yuma. This mountain range is 30-miles long and contains plenty of trails with quality rockhounding. There are plenty of deposits around featuring quartz, wulfenite, amethyst, calcite, bornite, and much more.