Venari Minerals Nl · ASX:VMS
Venari Minerals Nl — Astro Resources NL — Annual Geoscience Exploration Seminar (AGES) 2023
21 slides from Venari Minerals Nl's conference presentation, Apr 17, 2023
Slide 1: AGES Presentation – Georgina Basin (ASX Announcement)
ASX Announcement ASX:ARO For personal use only 17 April 2023 AGES PRESENTATION – GEORGINA BASIN Astro Resources NL (ASX: ARO, “Astro” or “the Company”) advises that the attached presentation is to be made at the Annual Geoscience Exploration Seminar (AGES), to be hosted in Alice Springs, Northern Te
Slide 2: IOCG and Sediment-Hosted Base Metal Potential in the NT
For personal use only IOCG and Sediment-Hosted Base Metal Potential in the NT PHOTO An Exploration Update from East Tennant Matthew Healy, General Manager - Exploration
Slide 3: Disclaimer & Forward-Looking Statement
Disclaimer & Forward-Looking Statement IMPORTANT NOTICE & DISCLAIMER For personal use only The purpose of this presentation is to provide background information to assist readers in obtaining a general understanding of Astro Resources NL (Astro or the Company) and its objectives. Readers should make
Slide 4: Astro Resources NL Projects
Astro Resources NL Projects For personal use only 3 | Advancing Strong Assets
Slide 5: Outline
Outline For personal use only 1. Project Location 2. Regional Geology 3. Interpretation updates 4. 2022 Leichardt and Banks Drilling Program 5. Drilling Results 6. Ranken Project – South Nicholson Basin 7. Conclusions and Next Steps 4 | Advancing Strong Assets
Slide 6: 1. Project Location
1. Project Location For personal use only » Astro Resources NL, through 80%-owned subsidiary Knox Resources (20% Greenvale Mining Ltd), holds Exploration Licences (ELs) and applications (ELAs) over four distinct locations extending over 4,500 km2 between the IOCG provinces of Tennant Creek and Mount
Slide 7: 2. Regional Geology
2. Regional Geology » The Warramunga Formation is characterised by turbiditic felsic volcanic derived sediments and felsic For personal use only tuffs (deposited about 1862 Ma) under Georgina Basin cover sequences » Syn-tectonic intrusive rocks of the Tennant Creek Suite comprising granites and quar
Slide 8: 3. Interpretation Update – East Tennant Creek
3. Interpretation Update – East Tennant Creek For personal use only Solid Geology IOCG Prospectivity Twin Peaks targets Drilled by GRV, 2021 Leichhardt & Banks targets drilled 2022 Exploration completed to date: • Detailed aeromagnetic acquisition (100m line spacing) • Geophysical target modelling (
Slide 9: 4. Drill hole targeting – Leichhardt East, West & Banks
4. Drill hole targeting – Leichhardt East, West & Banks For personal use only MinEx CRC » Prospect area was initially identified as high- ranking target during IOCG prospectivity review EL33375 by SRK Consulting » Follow up work consisted of detailed ground gravity which assisted in defining three d
Slide 10: Drill hole targeting – Leichhardt East, West & Banks
Drill hole targeting – Leichhardt East, West & Banks Banks For personal use only BA001 Gravity Isoshells » Target areas form as coincident magnetic and gravity high features in structurally favourable locations » 3D inversion modelling of the magnetic and gravity data was completed by Resource Poten
Slide 11: Drilling hole planning – Leichhardt East, West and Banks
Drilling hole planning – Leichhardt East, West and Banks For personal use only BA001 BA001 BA001 LW001 LE001 LE001 LW001 LE001 LW001 RTP-TMI Analytical Signal ASVI » Geophysical processing highlighted the potential influence of remanence within the Proterozoic sequences – causing issues for direct d
Slide 12: Drilling Results – Banks (KNXBA001RDD)
Drilling Results – Banks (KNXBA001RDD) For personal use only » Drilling intercepted a sequence of foliated, tightly folded and altered biotite- Topography feldspar metasediments and schists » Alteration included zones of chlorite, hematite with variable k-feldspar and quartz » Trace chalcopyrite and
Slide 13: Drilling Results – Leichhardt West (KNXLW001RDD)
Drilling Results – Leichhardt West (KNXLW001RDD) For personal use only LW001 » Proterozoic sequences consisted of variably interbedded siltstone and sandstone » Variably hematite and chlorite alteration and veining » Minor chalcopyrite observed along slickensides at 401.8m Georgina Basin – 271.6m Gr
Slide 14: 5. Drilling Results - Leichhardt East (KNXLE001RDD)
5. Drilling Results - Leichhardt East (KNXLE001RDD) For personal use only » Leichhardt East drilling was supported by the NT Government Geophysics and Drilling Collaborations co-funding Grants (Round 15) » Drilling targeted a high intensity coincident magnetic and gravity anomaly and solid geology ‘
Slide 15: Drill Core – Leichhardt East (KNXLE001RDD)
Drill Core – Leichhardt East (KNXLE001RDD) For personal use only 482.3m - Hematitic 663.8m - Pyrite vein Py cross-cutting hematitic ironstone and pyrite ironstone 689.2m - Hematitic ironstone cross-cut by 577.4m - Bornite in chlorite later hematite bearing altered, quartz veined veins metasediments
Slide 16: Petrography – Leichhardt East (KNXLE001RDD)
Petrography – Leichhardt East (KNXLE001RDD) 635m – Strongly albite- For personal use only 237m – Intensely hematite-chlorite altered sericite-chlorite-quartz- and fractured medium- altered rhyolitic vitric grained granite crystal tuff 360m – Interbedded 678.88m – series of medium- Ironstone/strongly
Slide 17: Drilling Results - Geochemistry
Drilling Results - Geochemistry For personal use only » Elevated Cu, Ag, Bi, As and U » Cu to 0.22% (cf background 5ppm) » U3O8 to 0.24% (3.88ppm) » Bi to 50.7ppm (0.26ppm) » Ag to 1.72g/t (<0.05ppm) » Some association of chalcophile element enrichment with ironstones and zones of hematitic alterati
Slide 18: 6. Ranken Project
6. Ranken Project SEEBASE Image For personal use only » Knox’s Ranken Project (EL32285 and EL32286) lies in the central west of the Mesoproterozoic South Nicholson Basin (SNB) South Nicholson Basin » Underlies Cambrian Georgina Basin and younger cover » Recent deep crustal seismic and stratigraphic
Slide 19: 7. Conclusions and Next Steps
7. Conclusions and Next Steps For personal use only » In the absence of outcrop geology, exploration is relying heavily » Round 15 NT Co-funded Passive Seismic and Gravity program on geophysical techniques (flood-delayed) to commence ASAP » The Northern Territory Geophysics and Drilling Collaboratio
Slide 20: Competent Person Statement
Competent Person Statement For personal use only » The information in this presentation that relates to Exploration Results associated with the Georgina project is based on information compiled by Mr Matthew Healy, a Competent Person who is a Member of The Australasian Institute of Mining and Metall
Slide 21: IOCG and Sediment-Hosted Base Metal Potential in the NT
For personal use only IOCG and Sediment-Hosted Base Metal Potential in the NT PHOTO An Exploration Update from East Tennant Matthew Healy, General Manager - Exploration
Astro Resources NL — Annual Geoscience Exploration Seminar (AGES) 2023 on 6ix