Slide 1: AGES Conference: Exploring for copper and critical minerals in the NT
For personal use only AGES Conference Alice Springs, April 2023 Exploring for copper and critical minerals in the NT Sarah James – Exploration Manager
Slide 2: Disclaimer and compliance statement
Disclaimer and compliance statement This presentation has been prepared by Encounter Resources Limited (“Encounter”). The information contained in this presentation is a professional opinion only and is For personal use only given in good faith. Certain information in this document has been derived
Slide 3: Discussion Outline
Discussion Outline For personal use only 1 2 3 Project Generation Seismic Zeta IOCG & reprocessing Drill Target South32 by HiSeis Partnership 3
Slide 4: Encounter: Creating value through project generation and discovery
Encounter Creating value through project generation and discovery For personal use only Fast mover, early Elliott Project Generation adopter of new Paterson technologies & Province (100% ENR) Beetaloo Regional datasets (100% ENR) Carrara Jessica Paterson Collaborating with high Province Build Partne
Slide 5: Northern Territory: Globally significant opportunities for copper and critical minerals
For personal use only Northern Territory: Globally significant opportunities for copper and critical minerals 5
Slide 6: Encounter Northern Territory Portfolio
Encounter Northern Territory Portfolio Globally significant opportunity for copper and critical minerals For personal use only Elliott Paterson Province Beetaloo (100% ENR) Regional (100% ENR) Carrara Jessica Paterson Province Sandover (100% ENR) West Arunta (100% ENR) Junction & Sitch (100% ENR) ▪
Slide 7: Jessica and Carrara Projects
Jessica and Carrara Projects Unique exploration opportunities For personal use only ▪ South Nicholson Seismic Survey, a foundational dataset acquired as part of the EFTF ▪ Brunette Downs Rift - major regional scale rift corridor, vast area of prospective Proterozoic sedimentary sequences ▪ Correlati
Slide 8: Jessica and Carrara: Leading edge exploration in partnership with South32
For personal use only Jessica and Carrara Leading edge exploration in partnership with South32 8
Slide 9: South32 entered into two farm-in agreements
South32 entered into two farm-in agreements Jessica and Carrara For personal use only ▪ Two Farm-ins and JV’s signed Jun-22 — Jessica Project — Carrara Project ▪ South32 funding exploration ▪ Technical committee - Encounter and South32. ✓ Reprocessed seismic ▪ South32 managing farm-in phase ✓ Infill
Slide 10: Discussion Outline
Discussion Outline For personal use only 1 2 3 Project Generation Seismic Zeta IOCG & reprocessing Drill Target South32 by HiSeis Partnership 10
Slide 11: The application of seismic to hard rock minerals exploration
For personal use only The application of seismic to hard rock minerals exploration has the potential to make step changes in success rates for copper and zinc discoveries in sedimentary basins 11 (Photo: HiSeis)
Slide 12: Reprocessing of seismic by HiSeis
Reprocessing of seismic by HiSeis ▪ Reprocessing of seismic lines For personal use only ▪ 17GA – SN1: ~350 km ▪ 17GA – SN2: ~100 km ▪ 17GA – SN5: ~200 km ▪ Reprocessing — gain detail of the near surface geology and structure — preserved seismic character — improved shallow reflectivity — highlight s
Slide 13: Legacy seismic data snapshot
Legacy seismic data snapshot NDI-Carrara 1 For personal use only 13
Slide 14: HiSeis reprocessed seismic data snapshot
HiSeis reprocessed seismic data snapshot Better imaging NDI-Carrara 1 For personal use only of unconformity Better resolution for interpreting subtle features 14
Slide 15: Reprocessing of seismic by HiSeis: Multiple targets at key structural locations
Reprocessing of seismic by HiSeis Multiple targets at key structural locations For personal use only ▪ Improved interpretation, stratigraphic correlation and structural architecture through the Carrara sub- basin and the Brunette Downs Rift corridor ▪ Definition of multiple exploration targets at ke
Slide 16: Carrara and Jessica on the ground: Next steps - drill testing
Carrara and Jessica on the ground Next steps - drill testing For personal use only ▪ A suite of compelling drill targets identified ▪ Test key structural targets and stratigraphic concepts ▪ Gain empirical diamond drilling data ▪ Stakeholder engagement and approvals well advanced for diamond drillin
Slide 17: Discussion Outline
Discussion Outline For personal use only 1 2 3 Project Generation Seismic Zeta IOCG & reprocessing Drill Target South32 by HiSeis Partnership 17
Slide 18: Jessica Project: Infill gravity data collected
Jessica Project Infill gravity data collected For personal use only ▪ Key structural corridors east of Tennant Creek ▪ Potential for both — basement IOCG style mineralisation — sediment-hosted base metals ▪ Copper anomalism in water bore drill chips — RN28419 0-3m at 1.5% copper ▪ NTGS completed 2km
Slide 19: Jessica Project: Zeta IOCG Target
Jessica Project Zeta IOCG Target For personal use only ▪ 1 km-spaced infill gravity data collected ▪ A significant and discrete gravity feature coincident with a prominent magnetic feature ▪ On the margin of a large interpreted intrusive body Mag (RTP) Gravity (1VD) 19 Refer to ASX announcement 25 O
Slide 20: Zeta - Gravity modelling completed
Jessica Project Zeta - Gravity modelling completed For personal use only ▪ Significant 2.4mGal gravity anomaly ~400m below surface ▪ Proposed drillhole to test the peak of the gravity anomaly ▪ Strongest magnetic response sits to the south of the gravity peak at the target scale 20 Refer to ASX anno
Slide 21: Zeta - Seismic reprocessing
Jessica Project Zeta - Seismic reprocessing For personal use only ▪ Discrete high amplitude seismic reflector adjacent to SE dipping fault ▪ Near vertical zone of textureless seismic character ▪ Interpreted to represent a potential deep rooted alteration zone, crustal scale structure ▪ Confluence of
Slide 22: Summary: The value of key datasets, collaboration
Summary The value of key datasets, collaboration For personal use only ✓ NT provides significant exploration opportunities ✓ Highly prospective, vastly underexplored regions under shallow cover ✓ Transformational investment in pre- competitive data ✓ Crucial early insights for explorers and geoscien
Slide 23: Contact
Contact For personal use only Telephone: +61 8 9486 9455 Website: www.enrl.com.au Email: contact@enrl.com.au Suite 2, 1 Alvan Street Subiaco WA 6008 ASX: ENR 23