The U.S. mined about 1.1 million tons of copper in 2024, which is less than the demand in a year. Some of that copper is ...

ReElement has successfully demonstrated its ability to refine antimony ore (stibnite), achieving purity levels exceeding 99.7% for antimony(III) sulfide The tolling agreement will commence with ...

Even Chile, the world's largest producer of copper, exports most of its ore to China for refining because it also lacks the needed capacity, Jowitt said. He compared the market in copper to ...