Slide 1: Rhyolite Ridge: American Source of Lithium & Boron
For personal use only Rhyolite Ridge American Source of Lithium & Boron for an Energy Efficient Future ASX: INR PDAC Convention, Toronto – March 2019
Slide 2: Important Notices and Disclaimers
Important Notices and Disclaimers This presentation has been prepared as a summary only and does not contain all information Competent Persons Statement about ioneer Ltd’s (ioneer or the Company) assets and liabilities, financial position and For personal use only The information in this report that
Slide 3: Delivering first major lithium mine in the USA
Delivering first major lithium mine in the USA …and the next major boron mine globally. For personal use only PFS has delivered: • World’s lowest cost lithium producer • >30 year mine life, expandable • 20Ktpa lithium carbonate – key domestic source for Rhyolite Ridge American self-sufficiency • 170
Slide 4: Rhyolite Ridge – Located Close to Customers
Rhyolite Ridge – Located Close to Customers For personal use only Jadar Rhyolite Ridge Asia + North America = • >75% of boron demand • ≈80% of lithium demand Lithium Boron Lithium & Boron Logistical advantage – transport costs important for all industrial minerals ASX: INR 4
Slide 5: Two Distinct Types of Mineralisation at Rhyolite Ridge
Two Distinct Types of Mineralisation at Rhyolite Ridge For personal use only Li-B (Searlesite) Resource Li-only (Clay) Resource to be processed to be stockpiled Core Core containing containing Li-B Li-only 121Mt* at: (Searlesite) (Clay) 354Mt* at: 1,740ppm Li mineralisation mineralisation 1,565ppm L
Slide 6: PFS Highlights
PFS Highlights For personal use only Annual Annual After-tax After-tax NPV IRR Revenue EBITDA Cashflow (7% real): 28% $450M $297M $6.6B $1.8B Bottom of the Cost Curve • $1,796 per tonne of lithium carbonate (with boric acid credit) • Competitive capital intensity of $18,000/t of lithium carbonate eq
Slide 7: Current Progress and Activities
Current Progress and Activities For personal use only Strategic partner discussions ongoing Fluor undertaking DFS then EPCM Engineering and trade-off studies advancing Golder progressing on updating Mineral Resource Golder working on updating Ore Reserve Drilled 45 holes ~ 9,000m o Infil
Slide 8: Project Design Layout per PFS
Project Design Layout per PFS For personal use only ASX: INR 8
Slide 9: Mining
Mining Conventional truck and shovel operation For personal use only Lithium-boron ore: Outcrops over 3 km and dips gently to west 20m to 40m thick and laterally consistent Resource open to south, north and east Recent drilling has intercepted thick, near-surface mineralisation that has: Con
Slide 10: Processing
Processing Using processing technologies proven at commercial scale For personal use only Acid plant provides all of the steam and power required (~ 38MW surplus) Ore crushed to ~25mm Ore vat leached at 60o C and at ambient pressure (similar to oxide copper) Boric acid crystallised from solu
Slide 11: Material Circuits
Material Circuits Boric Acid Circuit Brine Brine Lithium Circuit PLS into boric acid circuit to be circa: For personal use only Slurry Boric Acid 50-60o C Boric Acid Boric Acid Crystallisation Centrifuges Dissolution / Product Drying Flotation Slurry Recrystallisation Centrifuges 0.05-0.10% Li
Slide 12: Summary – Investment Highlights
Summary – Investment Highlights For personal use only DFS to be completed Q3 2019 Initial production targeted for 2021 Low-cost, >30 year mine life Multiple strategic partner options End products - lithium carbonate & boric acid ^ ………....................... Simple, conventional processing Hi
Slide 13: Providing the materials for a sustainable & thriving planet
For personal use only Providing the materials for a sustainable & thriving planet. Bernard Rowe Roger Howe Managing Director Investor Relations T: +61 419 447 280 T: +61 405 419 139 e: browe@ioneer.com e: rhowe@ioneer.com ASX: INR