Ioneer Ltd is a mineral exploration company. The company's focus is on the Rhyolite Ridge Lithium-Boron Project located in Nevada, USA. Geographically, the group has a business presence in Australia and North America. The company's focus is to develop a U.S. based source of lithium and boron that can be extracted in an environmentally and socially responsible manner, providing two materials that are essential to achieve a sustainable future for the planet.