Glencore plc · LSE:GLEN

Glencore — Technical Presentation (March 2017)

13 slides from Glencore's technical presentation, Mar 21, 2017

  1. Slide 1: Evolution Analyst Visit

    RS a DD "1 ERNEST HENRY AGLENCORE COMPANY

  2. Slide 2: Important notice concerning this document including forward looking statements

    Important notice concerning this document including forward looking statements This document contains statements that are, or may be deemed to be, “forward looking statements” which are prospective in nat ure. These forward looking statements may be identified by the use of forward looking terminolo

  3. Slide 3: Agenda

    Agenda • Welcome – Senior Management Team • Who we are and introducing our Senior Management Team • EHM Overview • Induction • Underground Visit 3

  4. Slide 4: EHM – A Long Life, Low Cost Underground Producer

    EHM – A Long Life, Low Cost Underground Producer • Life of Mine • Reserves of 59.4Mt @ 1.02% Cu, 0.50g/t Au • Production rates have ramped up to 6.4 Mtpa • 12 underground levels remaining in current life of mine 4

  5. Slide 5: Ernest Henry Underground

    Ernest Henry Underground Maturing SLC Mine Caved Zone • Production levels • 25m levels, 15m OD spacing • 4 levels currently in production Mined Area • One in “overdraw” Active Production Levels • One in ramp-up Future Mining Levels 5

  6. Slide 6: EHM Site Layout

    EHM Site Layout North Dump ROM Concentrator Portal Offices Shaft Tailings Dam South Dump 6

  7. Slide 7: Typical Production Level – 1550 RL

    Typical Production Level – 1550 RL Ore Passes Fresh Air Fresh Air Return Air Sub level caving process Ore Drives Caved Material 7

  8. Slide 8: EHM – Underground Mining Flow Sheet

    EHM – Underground Mining Flow Sheet Sub Level Cave  Caving well  2 Loader Transfer Levels  Ore Passes Hoisting System  Loading Station  Winder System (5.5MW Drive)  Surface System  Feeders  Conveyor Crushing System Other  Transfer Level Loaders Conveyor Transfer System  Ventilation system

  9. Slide 9: EHM – Major Project Infrastructure

    EHM – Major Project Infrastructure 600m overland conveyor Underground primary crusher Underground surge bin Loading station 9

  10. Slide 10: EHM - Concentrator Flow Sheet

    EHM - Concentrator Flow Sheet 10

  11. Slide 11: EHM – possible mine extension

    EHM – possible mine extension 1200 RL EHM SLC orebody Drilling Target • Orebody currently open at depth • Potential to increase current Resource to below 1200 sub level • Mineralisation adjacent EJ and open at depth and along strike of existing ore domains • Low grade halo conversion at higher recov

  12. Slide 12: EHM – potential for mine extension

    EHM – potential for mine extension Footwall Overdraw East Extension • Additional drilling enables recovery of • Additional mining to the east of the low grade material along footwall of the main SLC main sub level cave (SLC) Without FW rings With FW rings 12

  13. Slide 13: Questions

    Questions 13

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