Newcrest Mining — 2020 PDAC
18 slides from Newcrest Mining's conference presentation, February 2020
Slide 1: Pursuit of Red Chris
2020 PDAC Pursuit of Red Chris Dr Anthony Harris Chief Geoscientist
Slide 2: Disclaimer
Disclaimer Forward Looking Statements This presentation includes forward looking statements. Forward looking statements can generally be identified by the use of words such as “may”, “will”, “expect”, “intend”, “plan”, “estimate”, “anticipate”, “continue”, “outlook” and “guidance”, or other similar
Slide 3: Newcrest's world-class alkalic gold camps
Newcrest’s world-class alkalic gold camps Lihir Red Chris Cadia For comprehensive documentation of all Newcrest assets see www.newcrest.com.au
Slide 4: Red Chris and the Golden Triangle
+220 Moz Au* regional endowment Red Chris1 Red Chris 0 25 50 and the kilometres Golden Triangle Red Chris JV Schaft Creek Galore Creek Eskay Creek KSM Brucejack ▪ Large metal endowment 20Moz Au and 13Blbs Cu 1. This information relates to the Mineral Resource estimates ▪ Presence of high grade miner
Slide 5: Red Chris exhibits Cadia-like porphyry geology
Red Chris exhibits Cadia-like porphyry geology
Slide 6: Red Chris exhibits Cadia-like geology
Cadia Valley, NSW, Australia Red Chris, BC, Canada Red Chris exhibits Cadia-like geology Intrusions: Alkalic monzodiorite, quartz monzonite, diorite Alkalic monzonite, monzodiorite (silica saturated) (silica saturated) Intrusive petrology: Hornblende (biotite)-bearing; Hornblende (biotite)-bearing;
Slide 7: Red Chris exhibits Cadia-like geology
Cadia Valley, NSW, Australia Red Chris, BC, Canada Red Chris LEGEND LEGEND exhibits RIDGEWAY Post arc-accretion sedimentary basins Post arc-accretion sedimentary basins Cadia-like CADIA HILL COVER ROCKS Tertiary basalt Middle Jurassic to Tertiary CADIA EAST COVER ROCKS Bowser Lake Group Late Siluria
Slide 8: Red Chris exhibits Cadia-like geology
Ridgeway, NSW, Australia Red Chris, BC, Canada Red Chris 22200mN 22400mN 22600mN 22800mN 23000mN 23200mN exhibits 5900mRL RGRC 1 8m @ 0.42 g/t Au Cadia-like 5800mRL 0.51% Cu* geology 5600mRL No significant results 145m @ 4.30 g/t Au 5400mRL 1.20% Cu* NC485 5200mRL NC484 102m @ 0.13 g/t Au 84m @ 7.40
Slide 9: Red Chris – Igneous geology
Red Chris – Red Chris, BC, Canada* P3 Igneous Coarse, crowded hornblende phyric monzonite geology * High K calc- alkaline to calc- P2** alkaline Medium, crowded plagioclase phyric monzonite P2 Oxidised hydrous (~5 wt H2O), evolved melt with evidence of injection by primitive mafic melts • High Al ho
Slide 10: Red Chris - Slushy P2
Red Chris - Slushy P2 Assays are indicative only and represent a single metre interval only; data from Imperial Metals drill hole data.
Slide 11: Red Chris - Sericitic Zonation
RC09-350 Red Chris - Sericitic P1 (Red Stock) Zonation +15 vol.% veins Bornite-chalcopyrite P2 Potassic – Calc-Potassic Chalcopyrite (pyrite) P1 (Red Stock) Au-Cu core (typically 2:1) Bornite-rich P2 syn-mineral porphry Potassic Modified after Rees et al., Econ. Geol. (2015) v.110 857-888.
Slide 12: Red Chris - Mineralisation
Red Chris - Mineralisation * * ** Assays are indicative only and represent a single metre interval only; data from Imperial Metals drill hole data. * Rees et al., Econ. Geol. (2015) v.110 857-888
Slide 13: Red Chris - Zonation
Red Chris - Zonation P2 (Red Stock) P4 (Red Stock) P4 (Red Stock) Stuhini Group (Siltstone) Monzonite; strong K-foldspar alforation Monzonito; trong magnetite-actnolto Monzonite; moderato K-eldspar alteration Siltstone; moderate biatit-K-feldspar cut by voinlets of quartz-magnotite-bomite and K-feld
Slide 14: Red Chris - Paragenesis
Red Chris - Paragenesis Early potassic and calc-potassic // phyllic and intense intermediate argillic
Slide 15: Geology-based insights into deposit genesis
Cadia Valley, NSW, Australia Red Chris, BC, Canada Geology-based Alkalic ‘lithocap’ outflow insights into Outflow Skarn deposit Sodic alteration Distal propylitic +/- Phyllic and intermediate genesis sodic/calcic argillic alteration Ore Deposit (2-3 km) Outer propylitic Inner propylitic Inner propyl
Slide 16: Innovative deposit knowledge
Innovative Cadia: TruScan drill-core geo-analysis deposit knowledge Data collected from multiple Faster Exploration sensors Foster Key Technology Partnerships Analytics translate data into simplified Real-time analytics: chemistry Cadia: Hyperspectral drill-core mapping trend (Truscan) and multi-spe
Slide 17: Strong exploration and mining capabilities allow us to unlock value
Strong exploration and mining capabilities allow us to unlock value Newcrest’s unique capabilities may unlock hidden value at Red Chris Exploration Mining Exploration Expertise Capabilities Technology & Innovation New Discoveries
Slide 18: Find out more
Find out more: www.newcrest.com.au Engage with us +613 9522 5717 +1 (647) 255 3139