St. Barbara Ltd. · ASX:SBM
St. Barbara — Corporate Update (October 2009)
20 slides from St. Barbara's corporate update, Oct 13, 2009
Slide 1: Presentation to Analysts - ASX Announcement
ASX Announcement For personal use only Presentation to Analysts by Shane McLeay, General Manager, Leonora Operations. Attached is a copy of a presentation to be given by Mr Shane McLeay, General Manager, Leonora Operations, to analysts attending a site visit on Tuesday 13 October 2009. Ross Kennedy
Slide 2: Leonora Operations
For personal use only Leonora Operations Leonora Operations October 2009 Shane McLeay – GM Leonora Operations 1
Slide 3: Disclaimer
Disclaimer For personal use only This presentation has been prepared by St Barbara Limited (Company). The material contained in this presentation is for information purposes only. This presentation is not an offer or invitation for subscription or purchase of or a recommendation in relation to secur
Slide 4: History - Gwalia
History - Gwalia ▪ 1896 - Welsh syndicate discovers the For personal use only Gwalia Reef. ▪ 1897 - Herbert Hoover buys mine for Bewick Moreing ▪ 1929 - Hoover becomes 31st President of USA ▪ 1963 - Mine closes 4 days before Christmas having produced more than 2.5Moz over 67 years. ▪ 1983 - Lalor Br
Slide 5: Leonora Land Holding Region
Leonora Land Holding Region For personal use only • Located 240km north of Kalgoorlie • Total Mineral Resources (including reserves) are 102 million tonnes @ 2.9g/t for 9.4 million ounces. (June 2009) • Tower Hill located 2kms north of Gwalia. • Tarmoola located 40km NNE of Gwalia • St Barbara holds
Slide 6: Leonora site map
Leonora For personal use only Trump / Kailis Harbour Lights Leonora Airport Leonora SBM Camp Tower Hill Eastern Gwalia Mine Borefield 5 km 5
Slide 7: Leonora Site Summary
Leonora Site Summary For personal use only • 240 personnel onsite (Inc R&R) • SBM Camp capacity – 220 (new) • Excess Capacity - 3rd Party Owned and Operated Accommodation • Majority FIFO to Perth - SBM 18% Local Employees • 9 SBM Houses (All Occupied) • High Quality Assets 6
Slide 8: Gwalia Production
Gwalia Production For personal use only Base of Pit at 280mbs Old Workings Base Level at 1080mBS Hoover Decline 1233 mbs (12 Oct 2009) 7
Slide 9: Gwalia Surface Layout
Gwalia Surface Layout For personal use only Power Station Fridge Plant Compressor ROM Shotcrete Batch Plant Pad Fridge Plant BAC’s Paste Fill Plant Processing Plant Mine Office Tailings Primary Vent Fans Storage Facility 8
Slide 10: Mining Method - Proven
Mining Method - Proven For personal use only ▪ 5m x 5m Ore Drive ▪ 1.1m Boxhole slot ▪ 89mm Upholes ▪ Anfo and Emulsion ▪ 2900 Loader (Teleremotes) ▪ Trucks 50-60t Class ▪ Paste Fill ▪ Stoping above and below dyke 9
Slide 11: Gwalia Stress Results
Gwalia Stress Results For personal use only Stress Test Results & Yilgarn Block Trends Principal Stress (MPa) 0 50 100 150 200 250 300 0 200 400 Recent result from HI stress test conducted during the 600 quarter at the 1130 Level. 800 Depth (mbs) 1000 1200 1400 1600 1800 2000 HI AE Min Yilgarn Max Y
Slide 12: Gwalia – Schematic Lode Plan
Gwalia – Schematic Lode Plan For personal use only 11
Slide 13: Lodes and Stopes
1333 Lodes and Stopes? —_—- — 0. -125°250 00: 750, F Proterozoic Dyke Meters Old Stopes
Slide 14: SGS and SWB Opportunities
2010 – 2012 Current For personal use only SGS Opportunity – Limited drilling from surface. Being drilled Q2 FY10 (now) – Not current reserve SWB Opportunity – Not current reserve (see next slide) SWB Opportunity – Limited drilling from surface. Being drilled Q2+ FY10 (now) – Current reserve 1140 SGS
Slide 15: SWB Drilling results
SWB Drilling results For personal use only 14
Slide 16: Surface Infrastructure
Surface Infrastructure For personal use only Commissioned and ready for life of mine ▪ Ventilation Fans – 2 x 1350kW – Final Duty 450 m3/sec @ 4kPa ▪ Refrigeration – 4 MWr – Upgradable to 8 MWr ▪ Paste Fill Plant – 120 m3/hr ▪ Power Station – 4 MW (Dual Fuel) + 11MW (Gas) 15
Slide 17: Process Plant – 09/10
PROCESS PLANT – 09/10 ▪ Mill operating on campaign basis For personal use only ▪ One week on, one week off ▪ Minimum of two campaigns per production month ▪ Efficient transition from maintenance to processing ▪ 96%+ Recovery, 98.5%+ availability ▪ Opportunity for additional ore ▪ Tower Hill ▪ Tarmoo
Slide 18: Tower Hill Projection
Tower Hill Projection For personal use only 17
Slide 19: Tarmoola High Grade
Tarmoola High Grade For personal use only 18
Slide 20: Thank you
For personal use only ….thank you 19