North Sydney, New South Wales
Ioneer’s technology focuses on supplying battery-grade raw materials from the Rhyolite Ridge project, producing over 20,000 tonnes of lithium materials and 170,000 tonnes of borates annually. The process eliminates evaporation ponds and tailings dams, uses CO2-free energy, and advanced water recycling consuming 30 times less water than conventional methods. Strategic partnerships include Prime Planet Energy & Solutions for lithium carbonate and Dragonfly Energy for lithium iron phosphate cells.
High-purity lithium materials (including lithium carbonate) at over 20,000 tonnes per year and 170,000 tonnes of borates, designed for lithium-ion and lithium iron phosphate battery production and energy storage applications.
In 2024, Ioneer secured final federal permits for Rhyolite Ridge and a $996 million U.S. Department of Energy loan, enabling construction start in 2025. The project will create 500 construction jobs and 350 permanent roles, operate on independent steam power, and implement water recycling that reduces consumption by 50%.
Major shareholders include Centaurus Capital LP (16.0%), Sibanye Stillwater Limited (6.2%), CEO Bernard Rowe (2.9%), James Calaway (2.4%), and the Neill Bruce Family (1.6%). Institutional investors comprise Vanguard index funds, DFA Investment Trust, and the Schwab International Small-Cap Equity ETF.
