There are also rare earth separation plants being built in Texas. "DOD Awards $30.4 Million for Rare Earth Minerals Facility in Texas" The Department of Defen

There are also rare earth separation plants being built in Texas. "DOD Awards $30.4 Million for Rare Earth Minerals Facility in Texas" The Department of Defense and Lynas Rare Earths Ltd. will each contribute $30 million to establish a rare earths processing facility in Texas. https://thetexan.news/dod-awards-30-4-million-for-rare-earth-minerals-facility-in-texas/ https://thetexan.news/dod-awards-30-4-million-for-rare-earth... But that doesn't actually have much to do with advanced microprocessor fabs. The "tech" uses for rare earth elements are primarily in making magnets, lasers, and phosphors.