U.S. District Court Upholds Federal Permit for Rhyolite Ridge Lithium-Boron Project This favorable outcome is a significant milestone and allows us to continue advancing our work in delivering lithium and boron for the United States. Rhyolite Ridge will create hundreds of new American jobs, reduce reliance on foreign materials and processing, and provide a domestic source of two critical minerals. Mar 30, 2026 7:50 PM Eastern Daylight Time U.S. District Court Upholds Federal Permit for Rhyolite Ridge Lithiu ...