Angas Zinc Mine From Prediction to Production

Transcription

1 TERRAMIN AUSTRALIA LIMITED Angas Zinc Mine From Prediction to Production Bob Singer SA Explorers Conferenc ce 28 November 2008

2 Important information The information in this presentationn is designed as an aid to a spoken explanation. It is not to be considered without that explanation. It is not intended to guide any investment decisions in Terramin Australia Ltd. The information is intended as a guide to the potential of Terramin s zinc projects but is not predictive. Consideration of the technical and financial factors requires skilled ana alysis and understanding of the context. The information in this report that relates to Exploration Results, Mineral Resources is based on information compiled by Mr. Robert Singer. The information that relates to Ore Reserves is based on information compiled by Mr Andrew Robertson. Both are Members of The Australasian Institute of Mining and Metallurgy. Mr Singer is Chief Geologist and Mr Andrew Robertson is General Manager Operations, both are full time employees of Terramin Australiaa Limited. Both have sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which he is undertaking to qualify as a Competent Person as defined in the 2004 Edition of the Australasian Code for Reporting Exploration Results, Mineral Resources or Ore Reserves. Mr. Singer and Mr Robertson consent to the inclusion in the report of the matters based on his information in the form and context in which it appears. 28 November 2008 SLIDE No. 2

3 Outline of talk Introduction Exploration & Dev velopment History Reserves and Resources The Project What have we learnt? 28 November 2008 SLIDE No. 3

4 Angas - Introduction Australia s first mining belt 1845 TZN Tenements total 1,160km 2 Old Odmines estypified by high grades and exploitation to shallow depth only Potential recognised in 70s with Kanmantoo and Mt Torrens 28 November 2008 SLIDE No. 4

5 Angas - Introduction String of deposits associated with Talisker Formation garnetiferous horizon within Tapanappa Fm Mineralisation interpreted to be exhalative/stratiform with affinities to Broken Hill After Toteff, November 2008 SLIDE No. 5

6 Angas development history 1991 Discovery by Aberfoyle % PbZn from 16 drill holes 1997 Terramin JV with Aberfoyle - additional 12 holes 2003 Terramin floated on ASX - further 76 holes 2005 Pre feasibility study complete (March) 2006 Feasibility Study completee (April) Mining Lease approval (August) 2007 MARP approval (March) Boxcut commences (June) 2008 First concentrate shipment (28 July) May 28 November SLIDE No. 64

7 Angas Process plant commissioning 21 July November 2008 SLIDE No. 7

8 Angas First concentr rate shipment 28 July November 2008 SLIDE No. 8

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10 Angas Balloon s eye view Mining Lease 28 November 2008 SLIDE No. 10

11 Angas Mine Project key attributes Shallow orebody Virgin orebody Coarse grind Grid power No fly-in fly-out Local equipment support services 28 November 2008 SLIDE No. 11

12 Angas Reserve 2006 Feasibility Study April holes Three Zones of mineralisation Rankine Garwood Hanging Wall Mt %Pb %Zn %Cu g/t Ag g/t Au Probable Reserve November 2008 SLIDE No. 12

13 Angas Reserve 2008 Revised Reserves and Resources Released July new drill holes (total 215) Mineralisation interpreted to be structurally controlled Section Line Mt %Pb %Zn %Cu g/t Ag g/t Au Probable Reserve Indicated Resource Inferred Resource November 2008 SLIDE No. 13

14 AN mrl -100 mrl mrl mrl mrl 28 November 2008 SLIDE No ,300 me 10,400 me 10,500 me 10,600 me 10,700 me 10,800 me 10,900 me

15 AN mrl -100 mrl mrl mrl mrl 28 November 2008 SLIDE No ,300 me 10,400 me 10,500 me 10,600 me 10,700 me 10,800 me 10,900 me

16 Angas Mine Progress s to date Decline at -140m Development on three levels First stope in production Ramping up tonnage but higher grades 28 November 2008 SLIDE No. 16

17 Angas Mine Portal de evelopment 28 November 2008 SLIDE No. 17

18 Angas Mine Spiling bar installation 28 November 2008 SLIDE No. 18

19 Angas Mine Shotcret ting 28 November 2008 SLIDE No. 19

20 Angas Mine Rock! 28 November 2008 SLIDE No. 20

21 Angas Zinc Mine Plan View RL me me 7150 mn 7200 mn 7250 mn 7300 mn 7350 mn 28 November 2008 SLIDE No. 21

22 Angas Zinc Mine Plan View RL me me 7150 mn 7200 mn 7250 mn 7300 mn 7350 mn 28 November 2008 SLIDE No. 22

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29 TERRAMIN AUSTRALIA LIMITED Angas Zinc Mine From Prediction to Production Bob Singer SA Explorers Conferenc ce 28 November 2008