<ul data-eligibleForWebStory="false">The U.S. opened its first rare earths mine, the Brook Mine in Wyoming, after over 70 years.Rare earths are crucial for modern technology and China currently dominates about 90% of global processing capacity.MP Materials, the mine's owner, has a deal with the US Department of Defense to reduce America's reliance on rare earth imports.The agreement includes a minimum price commitment for neodymium and praseodymium output and funding for expanding production.