Shares of USA Rare Earth (USAR -3.77%) jumped this week, up from last Thursday's close at 1 p.m. ET for the Fourth of July holiday by 10.4% as of 1:30 p.m. ET Friday. The rise came as the S&P 500 (^GSPC -0.24%) and Nasdaq-100 both gained 0.6%.USA Rare Earth stock jumped -- alongside most of the critical mining industry -- after MP Materials announced yesterday it had inked a major deal with the Department of Defense (DoD).A big move for domestic miningThe Trump administration, which has been considering dir ...

Highlights High Light Rare Earths Leach Recoveries Praseodymium (“Pr”) leach recoveries of 85% at optimal conditionsNeodymium (“Nd”) leach recoveries of 84% at optimal conditions Encouraging Heavy Rare Earths Leach Recoveries Terbium (“Tb”) leach recoveries of 52% at optimal conditionsDysprosium (“Dy”) leach recoveries of 46% at optimal conditions Significantly lower impurity elements of iron and aluminum Concentrations of iron and aluminum impurities post leach are approximately 5.0x and 2.9x, respectively ...