Rio Tinto seeks to divest some U.S. critical mineral assets, Bloomberg says

Rio Tinto (RIO) is seeking to divest its U.S. assets that produce the critical mineral boron, people familiar with the matter told Bloomberg’s Yvonne Yue Li, Jacob Lorinc and Paul-Alain Hunt. The company is expected to start a sales process for the California assets in the next two weeks and buyers are likely to be private equity firms or chemical producers, the sources are reported to have said.