Anglogold Ashanti Plc · NYSE:AU

Anglogold Ashanti — Technical Presentation (March 2006)

4 slides from Anglogold Ashanti's technical presentation, March 2006

1. Slide 1: Section through KMS

   SECTION THROUGH KMS WEST EAST Big Blow 4 & 5 Lodes Cote D'Or Spur 250m K-Fissure Cowsu 3 West Spur N-Fissure Zero 8 Level Footwall Quartz 12 Level Cote D'Or Fissure 12/74 Scale 20 Level Fissure 0 100Metres -500m 26 Level LEGEND Obuasi Fissure Auriferous Quartz Vein Carbinaceous/Graphitic Fissure 32

2. Slide 2: Vertical projection showing proposed 50, 60, 75 and 100 levels exploratory drilling

   VERTICAL PROJECTION SHOWING PROPOSED 50,60,75 AND 100 LEVELS EXPLORATORY DRILLING . ANYINAM CORAL SNAKE WEST OLD CHIEF JUSTICE PIT SHAFT RUSTY RUSTY BLACKIES NORTH PIT C.V.S. ELLIS MONKEY NORTH PIT MONKEY SANS U BLACKIES SOUTH PIT K.R.S. K.M.S. SHAFT SURVEY HILL NORTH PIT SANSU SANSU AKUASU G.C.S. P

3. Slide 3: Obuasi Fissure vertical section along drill direction 157°M

   OBUASI FISSURE VERTICAL SECTION ALONG DRILL DIRECTION 157°M FROM 50L-206W X/C 211E RUC HAULAGE WAY  ? OBF SCALE 20 0 20 40 60 Metres ? ? Proj. from 210E 206WE H S CHAMBER 50 L BH.5444 BH.6273 210w (Proj. from 208E) 51 L 3.4g/t ? 3.0m 2.2g/t 8.0m BHUD50206W/29 BHUD50206W/28 6.4g/t 18.5g/t 1.4g

4. Slide 4: Obuasi Fissure vertical section along drill direction 165°M

   OBUASI FISSURE VERTICAL SECTION ALONG DRILL DIRECTION 165°M FROM 50L-206W X/C K J OBF ? 2.3g/t E H S CHAMBER 1.5m @206w POSITION (Proj. 15m sth) 50 L BH.6273 0.7g/t 2.0m  4.3g/t 5.3m BH.6433 101.7g/t 12.3m 8.6g/t  Vis. Au 5.9m BH.6435 BHUD50206W/24A  73.9g/t 5.5m BHUD50206W/22 SCALE 5.9g/

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