Photofex MP Materials Corp. (NYSE:MP) is a leading producer of rare earth elements. This mining facility is located in Mountain Pass, California, which is near the Mojave National Preserve. The rare earth elements that it produces are used in so many products that are critical for our modern life. They are used in clean energy, automotive, military, and many high-tech products. What makes this situation unique is that MP Materials is one of the few producers in the Western world. These elements cannot be so ...