In September platinum group metal giant Sibanye-Stillwater (JSE: SSW) (NYSE: SBSW) announced it would joint venture with ioneer (ASX: INR) to develop ioneer’s Rhyolite Ridge Lithium-boron project located in Nevada, USA. Executive chair of ioneer, James Calaway, spoke to Kitco mid-October. A definitive feasibility study has already been completed, and ioneer is working towards its final state permits. “We're ready to build. It's a project that's going to quadruple America's lithium production,” said Calaway.