ASX:RDM SACOME DECEMBER 2017 RED METAL SOUTH AUSTRALIA
IOCG Systems Iron Fe3+ Hematite Olympic Dam Copper
IOCG Systems Iron Fe2+ Hematite Olympic Dam Copper Magnetite Candelaria Ernest Henry Sossego Salabo Alemao Higher Resolution Aeromagnetics
IOCG Systems Iron Sulphide Hematite Olympic Dam Prominent Hill Carrapateena GPS/Higher Resolution Gravity Copper Ground EM Iron Sulphide Moonta Eloise Osborne Maronan Jericho Magnetite Candelaria Ernest Henry Sossego Salabo Alemo Higher Resolution Aeromagnetics
ICG Spectrum Hematite Fe2+/Fe3+ Si, K/Na, Al Ca,CO3, S Cu Fe Au Ag As Co Bi U La Ce.. Iron Poor Sericite K-feldspar Quartz Albite Iron Carbonate Siderite Dolomite Calcite. Copper Iron Sulphide Pyrite Pyrrhotite Magnetite Iron Silicate Chlorite Biotite Amhibole Epidote Pyroxene Garnet
ICG Spectrum Hematite Fe2+/Fe3+ Si, K/Na, Al Ca,CO3, S Cu Fe Au Ag As Co Bi U La Ce.. Iron Poor Sericite K-feldspar Quartz Albite Iron Carbonate Siderite Dolomite Calcite Copper Iron Sulphide Pyrite Pyrrhotite Magnetite Iron Silicate Chlorite Biotite Amhibole Epidote Pyroxene Garnet
ICG Spectrum Fe2+/Fe3+ Si, K/Na, Al Ca,CO3, S Hematite Olympic Dam Prominent Hill Carrapateena Cu Fe Au Ag As Co Bi U La Ce.. Iron Poor Tunkillia Jimmy s Creek Iron Carbonate Igarupe Baghia Copper Iron Sulphide Moonta Eloise Osborne Maronan Jericho Magnetite Candelaria Ernest Henry Sossego Salabo Alemao Iron Silicate Mount Elliot Cristalino Pernatty/Punt Hill?
ICG Spectrum Deposit Diversity Complex Magmatic Pathways Variable Tectonic Settings Groves et al (2010) Magnetiterich Influence of Magmatic and Non-Magmatic Fluids Magmatic/Meteoric/Evaporitic/Metamorphic Distance from Heat/Metal source Wall and Taylor NWQ Mineral Deposits Study Rheology of Host Rocks Composition of Host Rocks Structural Level
ICG Spectrum Depth is not the Issue: Grade & Geometry are the Problem Travis Murphy, Rick Valenta and others
Pernatty & Punt Hill Copper-Gold-Zinc Gawler Craton, Olympic Domain, SA Regionally significant gravity and magnetic targets
Pernatty & Punt Hill Copper-Gold-Zinc Resistivity Boundary Possible first-order crustal-scale control on IOCG deposits B Resistive Core Deep MT - Resistivity Depth Section Resistive Core Resistive Core B Pernatty Lagoon EL5107 and ERA 846 Deep MT - Resistivity Plan View Total Magnetic Image
Pernatty & Punt Hill Copper-Gold-Zinc P2 Target Hiltaba Granite What happens when an Olympic Dam system intrudes carbonatedominant host rocks What will it look like? Will a giant Proterozoic Antamina-style skarn deposit form?
Pernatty & Punt Hill Copper-Gold-Zinc Targeting giant Cu-Au-Zn-Pb-Ag skarn Replacing and brecciating Wallaroo Group sediments below GRV Contact Proterozoic Antamina-type? Scope for Carrapateena hematite breccia In felsic hosts such as Donnington Granite or GRV Regional gravity maps Hiltaba intrusions Dense prograde skarn alteration (garnet) Potential hematite breccia in Donnington Granite Thick Gairdner dykes Regional magnetic maps Early prograde magnetite Potentially mineralised retrograde magnetite Potentially mineralised, weakly magnetic, specular hematite in skarn Potentially mineralised Carrapateena-style hematite breccia Gairdner dykes Vertical Gradient Gravity
Pernatty & Punt Hill Copper-Gold-Zinc Targeting giant Cu-Au-Zn-Pb-Ag skarn Replacing and brecciating Wallaroo Group sediments below GRV Contact Proterozoic Antamina-type? Scope for Carrapateena hematite breccia In felsic hosts such as Donnington Granite or GRV Regional gravity maps Hiltaba intrusions Dense prograde skarn alteration (garnet) Potential hematite breccia in Donnington Granite Thick Gairdner dykes Pernatty Lagoon Granite Dense Prograde Skarn Halo Pernatty Lagoon Intrusive Centre Vertical Gradient Gravity Regional magnetic maps Early prograde magnetite Potentially mineralised retrograde magnetite Potentially mineralised, weakly magnetic, specular hematite in skarn Potentially mineralised Carrapateena-style hematite breccia Gairdner dykes
Pernatty & Punt Hill Copper-Gold-Zinc Targeting giant Cu-Au-Zn-Pb-Ag skarn Replacing and brecciating Wallaroo Group sediments below GRV Contact Proterozoic Antamina-type? Scope for Carrapateena hematite breccia In felsic hosts such as Donnington Granite or GRV Regional gravity maps Hiltaba intrusions Dense prograde skarn alteration (garnet) Potential hematite breccia in Donnington Granite Thick Gairdner dykes Pernatty Lagoon Granite Dense Prograde Skarn Halo Pernatty Lagoon Intrusive Centre Total Magnetic Image Regional magnetic maps Early prograde magnetite Potentially mineralised retrograde magnetite Potentially mineralised, weakly magnetic, specular hematite in skarn Potentially mineralised Carrapateena-style hematite breccia Gairdner dykes
Pernatty & Punt Hill Wallaroo Group Wallaroo Group Alteration Unusual massive and intense garnet-chloritesiderite replacement and veining Light green, brown and black garnets (vector?) Localised intense epidote (actinolite-phlogopite) replacement and brecciation with copper Red feldspar-actinolite-hedenbergite replacement and veining altered to chlorite Patchy fluorite throughout Anomalous metals Zn, Pb Variable garnet-chlorite-siderite replacement and veining Massive garnet replacement
Pernatty & Punt Hill GRV GRV Alteration Intense sericite-tourmaline ±hematite replacement in hanging wall GRV Local garnet veins and red feldspar towards the base Rare hematite-silica-tourmaline breccia (minor bornite) Intense sericite (phengite)-tourmaline (density loss) Hematite-silica-tourmaline (rare bornite)
Pernatty & Punt Hill Breccia s Localised Breccia s Hematite-silica-tourmaline in GRV, rare bornite Epidote (actinolite) matrix breccia in Wallaroo Group Sideritic breccia in Wallaroo Group Hematite-silica-tourmaline (rare bornite) Epidote (actinolite) Sideritic
Pernatty & Punt Hill Copper-Gold-Zinc : Broad High-Gravity, Weak Magnetic Silica-chalcopyrite-hematite (magnetic specularite) in siderite-garnet
Pernatty & Punt Hill Copper-Gold-Zinc : Broad High-Gravity, Strong Magnetic Magnetite-chalcopyrite-pyrite-chlorite-carbonate
Punt Hill & Pernatty Copper-Gold Vertical Gradient Imagery Carrapateena 134Mt @ 1.5% Cu, 0.6g/t Au, 6.5g/t Ag ERA 846 ERA 846 Ground Hog Ground Hog EL5107 PH1 EL5107 PH1 Gravity Magnetic
Punt Hill & Pernatty Copper-Gold Deep P2 Gravity/Magnet Vertical Gradient Gravity
Punt Hill & Pernatty Copper-Gold Deep P2 Gravity/Magnet Vertical Gradient Magnetics
Punt Hill & Pernatty Copper-Gold Deep P2 Gravity/Magnet Total Magnetic Intensity