Slide 1: ASX/Media Release: Presentation to Chief Geologist Group
ASX/Media Release For personal use only 25 March 2015 Presentation to Chief Geologist Group Attached is a presentation to be given by IVR Managing Director, John Anderson, to the Chief Government Geologist’s group which is visiting to the Paris silver project as part of a regional technical tour on
Slide 2: Regional, exploration & collaborative research context of the Paris silver deposit
Regional, exploration & collaborative research context of the Paris silver deposit within the Uno Province For personal use only INVESTIGATOR RESOURCES ASX : IVR SOUTH AUSTRALIAN EXPLORERS WITH THE RIGHT TRACK RECORD LIMITED WELL FUNDED & DRILLING John Anderson – Managing Director Technical Presenta
Slide 3: Disclaimer & Competent Person Statement
Disclaimer & Competent Person Statement DISCLAIMER The information in this presentation is published to inform you about Investigator Resources Limited For personal use only and its activities. Some statements in this presentation regarding estimates or future events are forward looking statements.
Slide 4: IVR Philosophy: The Australian exploration challenge & opportunity
IVR Philosophy: The Australian exploration challenge & opportunity Australia is not exploration mature – shallow discoveries are still to be made For personal use only Identifying new or re-invigorating belts with new concepts are real opportunities Investigator prides itself in undertaking & applyi
Slide 5: IVR's focus on the Uno Province
IVR’s focus on the Uno Province – continues to be re-invigorated by breakthroughs & advances over 30 years since the Menninnie Dam discovery For personal use only Central Gold Province Menninnie Dam IVR’s initial driver was the concept of the northwest “Moonta Corridor” stitching the Kalinjala Fault
Slide 6: Better understanding of metallogenic controls & diverse new potential in the province
We are getting a better understanding of the metallogenic controls & diverse new potential in the province Mineralising granites Uno Province Geophysical For personal use only Outcropping interpretation Prospective structures & deposit trends Investigator Targets silver gold copper Other related dep
Slide 7: Early breakthroughs - included collaborative research with CSIRO
Early breakthroughs - included collaborative research with CSIRO Menninnie Dam Shell 1983 Menninnie Dam discovery using BHT model & magnetics: CSIRO Pb isotopes For personal use only Aberfoyle 1988 farm-in – recognised GRV “cover” 1990 Landsat signatures & first major epithermal outcrop at Nankivel
Slide 8: Capitalising on the new ideas & tactics
Capitalising on the new ideas & tactics – including collaborations between State Govt (GSSA) & Investigator AuStrike Resources 2003 - pegged Peterlumbo for epithermals & IOCGs For personal use only Southern Gold 2005/2006 – gravity targeting (after Carrapateena) -> Victory mafic -> potential Cu meta
Slide 9: The Paris subvolcanic epithermal breccia model
The Paris subvolcanic epithermal breccia model WARM Paris target vectors HOT For personal use only Distal volcanic Altered overlying Altered polymict Hydrothermal Sulphide fragments & granite breccia volcanics breccia (vent) breccia Paris Palaeo-surface Mineralising dykes Altered dolomite Potential
Slide 10: Paris-Nankivel mineral system (camp, field)
Paris-Nankivel mineral system (camp, field) Central granodiorite with magnetic rim For personal use only Early dykes Vent? Later rhyolite dykes Silver-lead aureole Spectral/structural trend Cu soil anomaly Au “ “ Ag “ “ Investigator Resources Ltd Context of the Paris silver deposit within the Uno Pr
Slide 11: Nankivel Rim & Central - modelled magnetics for copper gold targets
Nankivel Rim & Central – modelled magnetics for copper gold targets Latest drillholes (December) Need heritage survey For personal use only Diomedes Argos Helen Cu Au Ag prospect Paris Nankivel Central Investigator Resources Ltd Context of the Paris silver deposit within the Uno Province 25th March
Slide 12: Mapping new intrusive-centres with Cerium in soils & drill samples
Capitalising on the dataset – e.g. mapping new intrusive-centres with Cerium in soils & drill samples For personal use only Investigator Resources Ltd Context of the Paris silver deposit within the Uno Province 25th March 2015 11
Slide 13: Regional Setting: A-type continental intrusives
Regional Setting: A-type continental intrusives Offers a new range of OD-aged deposit styles for South Australia For personal use only Paris model - Analogous to intermediate-sulphidation epithermal style e.g. Joachin Argentina Strong link to fluorite (topaz?) rhyolites with similar setting to tin r
Slide 14: Current multi-camp regional model - magnetics interpretation
Current multi-camp regional model – magnetics interpretation of structural & intrusive framework incl. mafic intrusives as metal sources Areas of recently completed airborne magnetic surveys to refine targets Remanently – data received & coppermagnetised dykesbeing modelled; drilling to commence in
Slide 15: Re-interpretation of 2010 MT/seismic line with new province model
Re-interpretation of 2010 MT/seismic line with new province model shows possible mantle-tapping MT plumes associated with camps Areas of recently completed airborne magnetic surveys to refine targets – data received & copper gold targets being modelled; drilling to commence in December For personal
Slide 16: MT/seismic - mapping structures, metal pathways & camps?
MT/seismic – mapping structures, metal pathways & camps? 2010 E-W seismic/MT line south of Uno Fault For personal use only Deep sourced MT anomalies similar to those being researched at Olympic Dam warrant:- MT 1) N-S seismic & MT lines across Uno Fault 2) Re-processing of seismic to shallow structu
Slide 17: Role of the Uno Fault - timing, dip, movement
Role of the Uno Fault – timing?, dip?, movement?, conjugate?, feeder from mantle source?, reactivated? Is the GRV an extensive blanket that For personal use only has been eroded off exposing the optimal basal volcanics fortuitously just below the surface along the southern side of the Uno Fault? Or
Slide 18: Collaborative Research opportunities
Collaborative Research opportunities recently completed airborne magnetic surveys to refine targets In progress with IVR: Paris mineralogy, Spectral/ For personal use only ceived & copper gold targets being modelled; drilling to commence 20km in December Hylogger, VTEM, geobotanical Recommended for
Slide 19: Conclusions - merits of on-going Industry/Survey/Academic collaboration
Conclusions – the merits of on-going Industry/Survey/Academic collaboration Continue to prioritise & coordinate research to maximise Survey + GA + University + Explorers’ expertise in realising the discovery potential of the Uno Province For personal use only Use exploration drillholes, data & knowl