Slide 1: AGES 2025
For personal use only AGES 2025
Slide 2: Important Notices and Disclaimer
Important Notices and Disclaimer For personal use only Nature of Document: This presentation has been prepared and issued by Litchfield Minerals Pty Ltd (Company). The information in this document is in summary form and should not be relied upon as a complete and accurate representation of any matte
Slide 3: Continental-Scale Prospectivity
Continental-Scale Prospectivity For personal use only Geoscience Australia’s IOCG mineral potential map defines the Oonagalabi area as having moderate potential to host an IOCG system Transected by continent-scale gravity lineaments Oonagalabi is adjacent to a major crustal structure (Irindina – Ail
Slide 4: Regional Geology
Regional Geology For personal use only Located 125km northeast of Alice Springs Hosted within metamorphosed Palaeoproterozoic rocks of the Strangways Metamorphic Complex (Aileron Province) <1km south of the Irindina – Aileron Province structural boundary Ngalia Basin Directly along strike from the M
Slide 5: Oonagalabi Domain Geology
Oonagalabi Domain Geology For personal use only Located within the Oonagalabi Domain (OD) of the Strangways Metamorphic Complex (SMC) <1km from Irindina / Aileron Province Mt Riddock Amphibolite boundary Mafic (Irindina Province) Granulite / Amphibolite The OD comprises volcano(?)-sedimentary packag
Slide 6: Oonagalabi Formation: Typical Outcrop Occurrences
Oonagalabi Formation: Typical Outcrop Occurrences For personal use only Forsteritic marble CS Anth Garnetiferous quartzite Magnetite quartzite, mag-garn-spinel rock MG MAR Marble, variably forsteritic, diopsidic Mineralized Mg Amphibolite schist: dominantly anthophylilite +/- cummingtonite, cordieri
Slide 7: Historic Exploration
Historic Exploration For personal use only Russgar Minerals (1970-1974): regional mag-rad survey, VLF_EM survey, ground A magnetic survey, single line resistivity traverse, trial IP and 14 drillholes Kinex / Amoco / D’Dor Mining NL (1979- 1983): photo-interpretation, soil/rock chip sampling, pole-di
Slide 8: Litchfield Exploration: Succeed Quickly or Fail Fast
Litchfield Exploration: Succeed Quickly or Fail Fast For personal use only Purchase from Comet Resources (Oct 2024)1 Sentinel-2 hyperspectral analysis (Oct 2024)2 Soils (163), Rocks (13), Mapping (Dec 2024)3 50m drone magnetics (Dec 2024)2 Pole-Dipole IP (8 x 1.65km lines, Feb 2025)4 1,646m RC drill
Slide 9: New Data: Multi-Element Soils and Rocks
New Data: Multi-Element Soils and Rocks For personal use only Mafic Granulite Mineralisation is hosted exclusively within ‘Cover’ the Oonagalabi Formation: marble, calc- silicates and garnet quartzite Oonagalabi Formation has 3km discontinuous strike, 1.5km continuously exposed strike, 5 – 40m thick
Slide 10: New Data: 50m Drone RTP Magnetics
New Data: 50m Drone RTP Magnetics For personal use only Covered Intrusive Source(?) Oonagalabi is located less than 1km from the Irindina – Aileron Province tectonic boundary (thrust contact) High resolution data2 defines discrete magnetic anomaly along western flank of deposit: Jervois-style high g
Slide 11: New Data: Sentinel Hyperspectral data
New Data: Sentinel 2 Hyperspectral data For personal use only Multivariate statistical classifier trained on Cu anomalous soil geochemistry +20 exploration targets CO2 and CH4 define outcropping Oonagalabi Formation Maps out prospective stratigraphy Irindina Aileron EL32279 0 5km
Slide 12: New Data: Pole - Dipole IP
New Data: Pole - Dipole IP For personal use only New Pole-Dipole IP survey has defined an extensive, highly chargeable anomaly: two parallel zones, +1km strike, +500m deep, +20mV/V4 Western IP anomaly has strong spatial association with Oonagalabi Formation Chargeability Outcrop, Central anomaly is
Slide 13: Complex Folding: Multiple Mineralized Lodes
Complex Folding: Multiple Mineralized Lodes For personal use only High chargeable zones restricted to Oonagalabi Formation Interpreted, two sub-parallel, overturned synforms (Western, Central) Central synform has little surface expression (blind), increases tonnage potential, highlights importance o
Slide 14: New Data: Makes New Opportunities
New Data: Makes New Opportunities For personal use only 2025 IP survey defined significantly larger chargeable anomaly compared to 2008 survey 2025 drone magnetics defined strong magnetic anomaly down western flank of system Strong magnetite Bi-Co +/-Au(?) mineralisation (pXRF): overprints anthophyl
Slide 15: Summary and Forward Plan
Summary and Forward Plan For personal use only IP has successfully defined a potentially large disseminated sulphide system OGRC001 Historic and 2025 drilling has confirmed the OGRC002 sulphide bearing nature of the IP chargeability anomalies New magnetite-Bi-Co rich mineralisation style identified
Slide 16: Questions
Questions For personal use only Sunrise over Harts Range
Slide 17: References
REFERENCES For personal use only 1. Litchfield ASX Announcement 10th October 2024. Litchfield Secures Strategic Copper – Gold Portfolio NT Update, Appendix 1 2. Litchfield ASX Announcement 24th January 2025. Major Mineral System Potential Oonagalabi JORC Update, Figure 5 3. Litchfield ASX Announceme