De Beers Venetia Mine Welcomes Anglo American plc SAFE, SIMPLE AND EFFECTIVE!
Venetia Mine Vision Our Venetia an efficient and cost-effective diamond operation responsibly securing our prosperity SAFE, SIMPLE AND EFFECTIVE! SAFE, SIMPLE AND EFFECTIVE!
Our ‘Definition of Victory’ Reputation People High levels of confidence instilled with our Competent, innovative and passionate shareholders and key stakeholders (employees people and teams committed to and external) by managing the mine within continuous improvement acceptable and understandable levels of risk. MORALE QUALITY S AFETY ZERO HARM to People, Financial Processes Planet & Profit Always DELIVERY COST A culture of continuous business Sufficient cash generated to serve the FoC improvement and standardization commitments and fund the growth and future entrenched in all processes within expansion needs in such a way as not to the workplace to ensure the short compromise any of the covenants. term viability and long term sustainability SAFE, SIMPLE AND EFFECTIVE!
SAFE, SIMPLE AND EFFECTIVE!
SAFE, SIMPLE AND EFFECTIVE! Resources
Kimberlite Cluster K03 K11 K02 K08 K05 K06 K01 K04 K12 K16 K07 K10 K18 SAFE, SIMPLE AND EFFECTIVE!
Kimberlite Cluster K03 K11 K02 K08 K05 K06 K01 K04 K12 K07 K16 K10 K18 SAFE, SIMPLE AND EFFECTIVE!
Resource Models K01 and K02 Modelled K03 K02 to 1044m below surface K01 K04 K03 modelled to 600m below surface Satellites modelled to various depth North SAFE, SIMPLE AND EFFECTIVE!
Post SBP Resource Classification K03 K02 K01 K04 Surface to B14 Surface to B13 Surface to B35 B15 to B27 B36 to 49 B28 to B58 Surface to B63 Low Indicated B59 to B72 High Inferred Medium Inferred B64 to B87 Very Low Inferred Current Mining Surface 2009 SBP Open Pit Mining Limit SAFE, SIMPLE AND EFFECTIVE!
Resources 8000000 7000000 Open Pit to end Open Pit Underground Underground of Cut 3 Cut 4 Phase 1 Phase 2 7000000 6000000 6000000 5000000 5000000 4000000 Carats Tones 4000000 3000000 3000000 2000000 2000000 Tons 41.9 Tons 125.9 1000000 Tons 57.9 Tons 83.5 1000000 Carats 36.6 Carats 168.4 Carats 74.8 Carats 97.8 0 0 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 K01 Indicated Tones K01 Inferred Tones K2 Indicated Tones K2 Inferred Tons K3 Inferred Total Carats SAFE, SIMPLE AND EFFECTIVE!
Current Production SAFE, SIMPLE AND EFFECTIVE!
YTD (Mar) Total Waste Mined 7% up vs budget Budget = 22.68mT 2,400 2,200 1872 2,000 1656 1653 Tons in Thousands 1,800 1,600 1339 1,400 1,200 1,000 800 600 400 200 0 -10 -10 Mar-10 r-10 May-10 -10 l-10 -10 -10 ct-10 v-10 ec-10 Jan eb n g ep Ju Ap Ju Au o O F S N D YTD Budget = 4.54mT 2009 Budget = 1.5Mt YTD Actual = 4.86mT SAFE, SIMPLE AND EFFECTIVE!
YTD (Mar) Kimberlite Mined 1% up vs budget Budget = 3.63mT 500 461 390 400 Tons in Thousands 300 209 200 100 64 0 -10 -10 Mar-10 r-10 May-10 -10 l-10 -10 -10 ct-10 v-10 ec-10 Jan eb n g ep Ju Ap Ju Au o O F S N D YTD Budget = 0.90mT 2009 Budget = 1.5Mt YTD Actual = 0.91mT SAFE, SIMPLE AND EFFECTIVE!
YTD (Mar) Total Tons Mined 6% up vs budget Budget = 26.30mT 3,000 2,262 2,400 Tons in Thousands 1,865 1,780 1,717 1,800 1,200 600 0 -10 -10 Mar-10 r-10 May-10 -10 l-10 -10 -10 ct-10 v-10 ec-10 Jan eb n g ep Ju Ap Ju Au o O F S N D YTD Budget = 5.44mT 2009 Budget = 1.5Mt YTD Actual = 5.78mT SAFE, SIMPLE AND EFFECTIVE!
YTD (Mar) Kimberlite Treated 5% down vs budget Budget = 4.00mT 450 390 360 318 312 Tons in Thousands 270 215 180 90 0 -10 -10 Mar-10 r-10 May-10 -10 l-10 -10 -10 ct-10 v-10 ec-10 Jan eb n g ep Ju Ap Ju Au o O F S N D YTD Budget = 0.97mT 2009 Budget = 1.5Mt YTD Actual = 0.92mT SAFE, SIMPLE AND EFFECTIVE!
YTD (Mar) Carats Recovered 0.1% up vs budget Budget = 3.97mCts 500 426 400 362 Carats in Thousands 355 300 178 200 100 0 -10 -10 Mar-10 r-10 May-10 -10 l-10 -10 -10 ct-10 v-10 ec-10 Jan eb n g ep Ju Ap Ju Au o O F S N D YTD Budget = 0.96mCts 2009 Budget = 1.5Mt YTD Actual = 0.97mCts SAFE, SIMPLE AND EFFECTIVE!
Looking Forward Enhancement Opportunities SAFE, SIMPLE AND EFFECTIVE!
Business Sustainability Programme Road Map Ore Processing Mine Planning – Pit Optimisation Mining 2009 Base Line SBP 30/3 Plant Recovery factor study Mining Equipment efficiencies updated with current indices (RATU Implementation) (shovels & trucks) Cut 4v27 15/3 Ongoing Pit Optimisation studies with reduced Bench Height implementation ramp widths & increased slope angles Satellite Stockpile treatment study (high level Cut 3+ & Cut 4+ schedules) 30/3 20/3 Operational delay review Integrate high level schedules Red Area Tailings treatment with K03 7/4 30/3 31/3 15/3 Preliminary SBP models Truck Bowl Optimisation (Cut 3+, Cut 4+, Cut 4v27, U/G) K03 treatment 19/3 9/4 Iterative verification of Equipment Lifecycle review Select optimal depletion strategy the interface Mix 03 treatment with the Underground 13/4 team Detailed scheduling Detailed pit (incl. K03), stockpiles Underground expansion Rehabilitation and Closure and the Underground schedules 21/4 Liability TBC 21/4 NOTE : Ore Processing opportunities divided NOTE: Ore Extraction opportunities divided Finalise SBP & LOM Output into: into: Match schedule • Bankable • Bankable to Group Group Requirements • High Potential • High Potential requirements Cash flow, EBITDA • Further Opportunities • Further Opportunities Dividends, Debt Repayments All need earliest start dates 31/5 SAFE, SIMPLE AND EFFECTIVE! 30/6 17/5 Draft Report (on mine) Draft Report (off mine) Final Report (off mine) 18 5/5
Ore Processing Business Sustainability Program Implementation Plan RATU Implementation Mix 03 Red Area Tailings Dump Composition Composition 63% Waste, 63% Waste, Composition Composition -3mm + 1 -3mm + 1 mm mm 27% 27% kimberlite kimberlite recovery recovery tailings tailings Grade (@ Grade (@ 33 cpht 33 cpht Grade (@ Grade (@ 2133 cpht 2133 cpht 2DS) 2DS) 2DS) 2DS) Total tons Total tons 8,373,000 8,373,000 Total tons Total tons 114,064 114,064 Total carats Total carats 2,746,000 2,746,000 Total carats Total carats 2,433,000 2,433,000 Risks Risks •Mine test unit versus production •Mine test unit versus production unit unit Risks Risks MODRUP replacement MODRUP replacement Wet Magrolls Wet Magrolls Wet Magrolls •Grade variation •Grade variation Bulk reduction in magnetic material Bulk reduction in magnetic material Bulk reduction in magnetic material Risks Upgrade obsolete technology Upgrade obsolete technology •Accelerated timelines •Accelerated timelines • High yields, exceed recovery capacity •Red Area Infrastructure/Services Supply •Red Area Infrastructure/Services Supply Increase in throughput rates of satellite and other Increase in throughput rates of satellite and other Increase in throughput rates of satellite and other • Excessively hard material Improve plant efficiency Improve plant efficiency magnetic material magnetic material magnetic material •Contaminants (grease, steel etc.) •Contaminants (grease, steel etc.) • Grade variation •Long lead items •Long lead items Q2 2009 + Q4 2010 to Q1 2013 2013 + Ongoing Review Q1 2010 + Q1 2011 + Composition Composition Consist out Consist out Composition Composition MVKBR, MVKBR, of K4, K5, of K4, K5, DVK, MVK DVK, MVK K6 K6 Reserve Reserve 28 cpht 28 cpht Grade (@ Grade (@ 20 cpht 20 cpht grade grade 2DS) 2DS) (@2DS) (@2DS) Total tons Total tons 7,534,481 7,534,481 Total tons Total tons 12,500,000 12,500,000 (LOM) (LOM) Total carats Total carats 1,536,000 1,536,000 Total carats Total carats 3,500,000 3,500,000 Risks •High yields, exceed recovery capacity •Grade variation •EMV fleet availability •Accelerate EMV capital spend Satellite Stockpile K03 SAFE, SIMPLE AND EFFECTIVE!
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