ioneer progresses Rhyolite Ridge Project partnering and permitting as well as US listing plan The company believes that the timeline for the permitting and development of Rhyolite Ridge coincides extremely well with the anticipated rapid increase in demand for lithium mid this decade. A formal evaluation process is underway to pursue secondary listing of shares on a major US stock exchange. ioneer Ltd (ASX:INR) continues to make progress with its strategic partnering process and the permitting and development schedule for the Rhyolite Ridge Lithium-Boron Project in Nevada, USA, as well as plans for a US listing of its shares.