Anglogold Ashanti Plc · NYSE:AU
Anglogold Ashanti — Technical Presentation (November 2023)
22 slides from Anglogold Ashanti's technical presentation, Nov 28, 2023
Slide 1: Nevada Beatty District Projects
NEVADA BEATTY DISTRICT PROJECTS NORTH BULLFROG EXPANDED SILICON GLOBAL PROJECTS SEPTEMBER 2023
Slide 2: Disclaimer
DISCLAIMER Certain statements contained in this document, other than statements of historical fact, including, without limitation, those concerning the economic outlook for the gold mining industry, expectations regarding gold prices, production, total cash costs, all-in sustaining costs, all-in cos
Slide 3: AGA Nevada Projects
AGA NEVADA PROJECTS Beatty District - North Bullfrog Project and Expanded Silicon Project Silicon Geological insights Work to date North Bullfrog Silicon/Merlin discovery gives first lead to consolidation shows significant, Feasibility Study Conceptual Study mover of exciting and growing potential u
Slide 4: Beatty District – North America's Largest New Gold Discovery
BEATTY DISTRICT – NORTH AMERICA'S LARGEST NEW GOLD DISCOVERY Beatty District North Bullfrog North Bullfrog Silicon 4.22Moz Mineral Resource (157.6Mt @ 0.83g/t) • First gold expected end 2025 • NEPA process started in North Bullfrog • Potential multi-decade, >300koz Q4 2022; on schedule 1.54Moz Silic
Slide 5: Nevada Projects - North Bullfrog Status Update
NEVADA PROJECTS - NORTH BULLFROG • Feasibility Study to be completed in 2023 Conversion drilling • Project team finalizing Project Execution and Operational Readiness Plans Status Update • Engineering, Procurement, Construction Management (EPCM) process to start in 2024 with construction anticipated
Slide 6: Nevada Projects - Expanded Silicon
NEVADA PROJECTS - EXPANDED SILICON Technical studies • Silicon and Merlin deposits combined for appropriate economies of scale and synergy • Conceptual Study underway, evaluating large-scale mining and integrated infrastructure including crushed heap leaching • Significant advances made in hydrogeol
Slide 7: General Layouts
GENERAL LAYOUTS North Bullfrog Project and Expanded Silicon Project
Slide 8: North Bullfrog Project Layout
NORTH BULLFROG PROJECT LAYOUT Mining • 5 pits, 3 overburden storage areas Processing • Milling of high-grade ore (filtered mill tailings to heap leach) • ROM heap leaching of lower-grade ore • Combined Absorption, Desorption, and Recovery (ADR) facility Support Infrastructure • Fresh water supply sy
Slide 9: North Bullfrog Processing
NORTH BULLFROG PROCESSING Open Pit ~5% of Processed Tonnes Tertiary Ball Gravity Agitated Vacuum Mine Crushing Milling Concentration Leaching Filtration ~95% of Processed Tonnes Adsorption Stripped Carbon Loaded Run-of-Mine Collection Carbon Desorption Heap Leach Pond Refinery Gold/Silver Dorè Bars
Slide 10: Expanded Silicon Project Layout
EXPANDED SILICON PROJECT LAYOUT Conceptual Mining • 2 pits, 2 overburden storage areas Conceptual Processing • 3-stage crushed leach facility • ROM leach extension • Combined ADR Facility Conceptual Support Infrastructure • Pit dewatering system • Fresh water supply system (incl. pipeline & pump sta
Slide 11: Silicon Conceptual Processing
SILICON CONCEPTUAL PROCESSING Primary, Secondary HPGR Tertiary Truck Stacking Crushing Crushing of Crushed Ore Open Pit Mine Stripped Loaded Carbon Carbon Adsorption Crushed Collection Leach Pad Pond Adsorption, Desorption Desorption, and Refinery Refinery Gold/Silver Dorè Bars 11
Slide 12: Coeur Rochester Expansion
COEUR ROCHESTER EXPANSION Close Proxy for Anticipated Processing at Expanded Silicon Phase 1 [Illustration: Rochester POA 11 Expansion, Coeur 2023 Second Quarter Earnings] 12
Slide 13: Exploration Activities
EXPLORATION ACTIVITIES
Slide 14: North Bullfrog Geology
NORTH BULLFROG GEOLOGY Mineral Resource (FY2022 - $1,750/oz Au MI&I) As at Tonnes Grade Contained gold Category 31 December 2022 million g/t tonnes Moz Open pit Measured 28.71 0.24 6.77 0.22 Indicated 82.54 0.37 30.18 0.97 Inferred 44.35 0.25 11.07 0.36 North Bullfrog Total 155.6 0.31 48.02 1.54 • O
Slide 15: Expanded Silicon Geology, Silicon Deposit
EXPANDED SILICON GEOLOGY, SILICON DEPOSIT Mineral Resource (FY2022 - $1,750/oz Au MI&I) As at Tonnes Grade Contained gold Category 31 December 2022 million g/t tonnes Moz Open pit Measured — — — — Indicated 121.56 0.87 105.9 3.40 Inferred 36.03 0.70 25.23 0.81 Silicon Total 157.59 0.83 131.13 4.22 •
Slide 16: Expanded Silicon Geology, Merlin Deposit
EXPANDED SILICON GEOLOGY, MERLIN DEPOSIT Exploration Target (H1 2023) • >200 AGA, 51 Corvus (Lynnda Strip) and 118 Coeur (C-Horst) As at Tonnes Grade Contained gold drill holes Category 30 June 2023 million g/t Moz • Infill, metallurgy, hydrology, extension programs Merlin Open pit Exploration Targe
Slide 17: Mother Lode Geology
MOTHER LODE GEOLOGY Mineral Resource (FY2022 - $1,750/oz Au MI&I) As at Tonnes Grade Contained gold Category 31 December 2022 million g/t tonnes Moz Open pit Measured 24.33 0.63 15.26 0.49 Indicated 35.91 0.92 33.01 1.06 Inferred 9.86 0.55 5.39 0.17 Mother Lode Total 70.1 0.77 53.67 1.73 • ~410 dril
Slide 18: Sterling Geology
STERLING GEOLOGY Mineral Resource (FY2022 - $1,750/oz Au MI&I) As at Tonnes Grade Contained gold Category 31 December 2022 million g/t tonnes Moz Open pit Measured – – – – Indicated — — — — Inferred 33.41 0.85 28.43 0.91 Sterling Total 33.41 0.85 28.43 0.91 • Daisy, Secret Pass, Mother Lode mined du
Slide 19: Permitting
PERMITTING
Slide 20: Environmental, Permitting, Communities and Government Affairs
ENVIRONMENTAL, PERMITTING, COMMUNITIES AND GOVERNMENT AFFAIRS Current Status Land and Water Rights US Federal Government Permitting Process Community and Government Affairs • Nevada Projects largely fall on US federal land • Ongoing and proactive engagement with the • Defined stakeholder mapping (lo
Slide 21: Conclusion
CONCLUSION • Dominant land position in Southern Nevada, one of the world’s top mining jurisdictions • Continued exploration success with 8.4Moz Mineral Resource declared in 2022. • Potential for Tier 1 cost, large-scale mining, and heap leach operations • Staging opportunities for Expanded Silicon P
Slide 22: Nevada, USA
nm. ANGLOGOLDASHANTI
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