Power Minerals Limited · ASX:PNN
Power Minerals — PepinNini Minerals — Broken Hill Exploration Initiative Conference 2009
19 slides from Power Minerals's conference presentation, Oct 2, 2009
Slide 1: Crocker Well Uranium Project, South Australia
Crocker Well Uranium Project For personal use only South Australia 1
Slide 2: Crocker Well Introduction
Crocker Well Introduction (40% PepinNini 60% Sinosteel Corporation) For personal use only z Originally discovered in 1951 by South Australian Department of Mines & Energy following up a regional airborne radiometric survey. z Further exploration by Esso in 1970’s but abandoned in 1978. z Current ten
Slide 3: EL4239 Tenements Covering 3,778 km2
To Beverley (U) Mine For personal use only EL4239 5 Tenements covering 3,778 km2 3
Slide 4: Geological Setting (Ethiudna Granitoid Complex)
Geological Setting (Ethiudna Granitoid Complex) For personal use only • Uranium hosted by exotic sodic per- aluminous granitoids generated by anatexis during high grade metamorphism of alkaline volcano-sedimentary rocks. • Surrounding rocks are regional potassic granites; older more mafic granitoids
Slide 5: Host rocks to mineralisation
For personal use only “Adamellite” – Phlogopite Trondhjemite Sodic Alaskite (main host to mineralisation) (minor host to mineralisation) “Breccia” – Phlogopite matrix Granodiorite & Tonalite (minor host to mineralisation) Older intrusives (xenoliths) 5
Slide 6: JORC Resource: Crocker Well and Mt Victoria Deposits
JORC Resource Crocker Well and Mt Victoria Deposits For personal use only (estimated by Hellman & Schofield September, 2005) Category g y Pounds ((U3O8) Tonnes ((U3O8) Cut-off Grade Ave. Grade Inferred 19,800,000 lbs 8,981 tonnes 250ppm 447ppm Inferred 14,850,000 lbs 6,736 tonnes 300ppm 529ppm Curre
Slide 7: SPCM Drilling
SPCM Drilling For personal use only • 19 core holes (1 (1,938m) 938m) • 294 RC holes (29,658m) • Plus Geotechnical & Hydro-geological holes 7
Slide 8: Field Camp at Crocker Well
For personal use only Field Camp at Crocker Well 8
Slide 9: Current Field Activities
Current Field Activities For personal use only Helicopter geophysical surveys Drilling Meteorological Station (Temperature, pressure, evaporation, humidity, rainfall, Sampling wind speed and direction, dust and radiation) 9
Slide 10: Recent Developments
Recent Developments For personal use only G Lodgement of a Referral under the Commonwealth Government Environment Protection and Biodiversity Conservation Act for the development of a uranium mine at Crocker Well (August (August, 2008) G Submission of an application for a Mining L Lease att Crocker
Slide 11: BFS Partners
BFS Partners For personal use only Resource Estimation Mining Metallurgical Testing Regulatory Approvals and EIS Bankable Feasibility Study 11
Slide 12: Preliminary Mine Design
Floatation Reject Dam For personal use only EAST CENTRAL JUNCTION Berm Hydromet Tailings Embankment ORIGINAL Preliminary Mine Design 12
Slide 13: Current Proposed Processing Plant Layout
Pressure Filtration Precipitation & Drying replaces CCD for solids liquid H2O2 Precipitation separation Filter Press & Rotary Vacuum Drying For personal use only Leach Circuit Seven stage; H2SO4 at 90°C; 24 hour residence time Solvent Extraction Circuit Batman Pulsed Column & Mixer-settler Na2CO3 st
Slide 14: Crocker Well - Project Schedule
For personal use only Crocker Well - Project Schedule 14
Slide 15: Regional uranium prospects
Goulds Dam (U) For personal use only Crocker Well Kalkaroo (Cu-Au-Mo) Uranium Project Honeymoon (U) White Dam (Au) (A ) Radium Hill (U) 0 25 kilometers z 26 additional known primary uranium prospects other than Crocker Well and Mt Victoria z Potential for intrusion related, unconformity and palaeo-c
Slide 16: Crocker Well Detailed Survey
For personal use only Crocker Well Detailed Survey RGB Ternary Radiometrics (25m spacing) TMI RTP Magnetics (50m/25m spacing) 0 25 kilometers RGB Ternary Radiometrics (50m/25m spacing) • Recent High Resolution Geophysics at 50m and 25m flight lines at 40m height • Magnetics, Radiometrics & Gravity d
Slide 17: New targets from geophysics
U For personal use only K Th 2 4% U3O8 Rockchips 2.4% 0.29% U3O8 Rockchips 0.89% U3O8 Rockchips Becaroo Prospect 2.6% U3O8 Rockchips TMI RTP Magnetics • Known uranium deposits better characterised • Many new targets identified identified, some very close to planned development • Anomalous Rock chips
Slide 18: Base metal targets
TMI RTP Magnetics Kalkaroo (Cu-Au-Mo) Billeroo Carbonatite Johnaroo C For personal use only Birthday Well South Koolka C C C Whi Dam White D (Au) (A ) Willow Crocker Well $6 million expenditure commitment by Sinosteel Corporation for non-uranium 0 5 10 More than 30 priority base metal (Cu/Au, Pb/Zn)
Slide 19: Thank You
For personal use only Thank You Disclaimer: • The information in this presentation is published to inform you about PepinNini Minerals Limited and its activities. All reasonable effort has been made to provide accurate information, but we do not warrant or represent its accuracy and we reserve the r
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