ADVANCED MINERALOGY FACILITIES
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1 ADVANCED MINERALOGY FACILITIES
2 SGS ADVANCED MINERALOGY LABS Canada Chile South Africa Australia 2
3 ADVANCED MINERALOGY NETWORK Lab network providing automated process mineralogy services QEMSCAN (10 yrs experience, 200+ projects, 10 instruments, 4 countries) XRD, SEM, electron microprobe Image analysis Petrography (PTS, PS) Applications Exploration mineralogy Geometallurgy Metallurgical flowsheet design support Ore variability characterization Plant control and optimization Environmental and mine planning 3
4 ADVANCED MINERALOGY NETWORK Laboratories dedicated to providing high definition mineralogy services to high volume users Several instruments, technologies Set of methods to provide fit-for-purpose data Staffed by technicians backed by scientific expertise Statistically grounded, quality control monitored Operational model similar to geochemical laboratory Fee schedule with different test packages High volume, high through-put Standardized methods Custom work available on request Pay-as-you-go or strategic partnership Consulting is separate and readily available 4
5 WHERE MINERALOGY REALLY CONTRIBUTES Exploration Pre-feasibility Preproduction Resource Development Feasibility Geophysics Mapping Geochem Drilling Trenching Resource, reserve development Permitting Construction Engineering Production MINING On-site lab and mill Recycling Closure Geometallurgy Explomin Bulk Sample Met testing scoping flowsheet dev pilot Production forecasting Metal trading Certification baseline studies Social Aspects Environment testing monitoring 5
6 OUR SCOPE OF SERVICE Gold PGM Uranium Base metals (Cu, Zn, Pb, Ni, Co) Heavy mineral sands (Ti, Zr, REE) Diamonds Tin, tungsten, tantalum, niobium Iron Ore, manganese and chrome Industrial minerals Refractories, slag & smelter products 6
7 MINERALOGICAL SERVICES Exploration mineralogy Ore characterization Petrographic descriptions Paragenesis, ore associations & modeling Precious metal deportment (Au, PGE) Mineral identification by XRD High definition mineralogy and liberation analysis Process mineralogy (predictive metallurgy, trouble shooting, process control, plant optimization, etc) Geometallurgical mapping Environmental mineralogy Forensic mineralogy Sample preparation and custom lapidary services 7
8 VALUE OF ADVANCED MINERALOGY SERVICES Exploration target definition Risk reduction Control and optimization Feed-forward control Ore-type definition Mining planning strategies Environmental planning Economic analysis Future cash-flow forecast 8
9 WHAT IS QEMSCAN? Quantitative Evaluation of Minerals Using Scanning Electron Microscopy Mineralogical instrument that generates high volume, rapid, reproducible analysis. Consists of: Zeiss EVO 50 scanning electron microscope Gresham SiLi LN2 energy dispersive X-ray fluorescence iexplorer software 9
10 QEMSCAN OPERATIONAL PRINCIPLES SEM maps all grains in the section Measures and maps particles at a defined resolution (2 10 µm) iexplorer selects particles based on the backscatter electron intensity Creates pseudo-images in false color ED-XF identifies minerals on basis of chemistry Galena Mineral Recovery (%) Comp 1 40 Comp 2 30 Comp 3 Comp 4 20 Comp Combined Pb Grade (% ) iexplorer extrapolates the locking-liberation characteristics 10
11 QEMSCAN AUTOMATED MINERALOGY Grain Size & Mineralogy Legend Pixel Distribution 3D Liberation Chart Particle Map 11 Minerals ID EDXRF and shown in false color SEM Backscattered Image Data Display
12 QEMSCAN MEASUREMENT STYLE QEMSCAN Data collected and measured: Identification of all minerals Grain size and abundance Modal mineralogy Particle size, shape factor Liberation characteristics Mineral associations Pixel spacing and count time determine statistics 12
13 TYPICAL QEMSCAN OUTPUT Data available Particle size Mineral content Mineral grain size Mineral liberation Mineral-mineral ass n Shape factor 13
14 EXAMPLES OF QEM DATA 100 Cumulative Pyrrhotite Liberation Ni-sulphide Ore -1.7mm Galena Mineral Recovery (%) Comp 1 Comp 2 Comp 3 Comp 4 Comp 5 Cumulative % % <= 10% <= 20% <= 30% <= 40% <= 50% <= 60% <= 70% Liberation classes <= 80% <= 90% < 100% 100% / / / / Combined 10 0 Cumulative Pentlandite(Violarite) Liberation Ni-sulphide Ore -1.7mm Combined Pb Grade (%) Cumulative % / / / / Combined % <= 10% <= 20% <= 30% <= 40% <= 50% <= 60% <= 70% <= 80% <= 90% < 100% 100% Liberation classes 14
15 X-RAY DIFFRACTOMETER 15
16 MINERAL IDENTIFICATION BY CRYSTALLOGRAPHY 16
17 LAKEFIELD CANADA, AMF High Definition Mineralogy QEMSCAN, electron microprobe, XRD, image analysis, optical petrography Geometallurgy, exploration mineralogy, ore characterization, liberation modeling 17
18 SANTIAGO, CHILE AMF High Definition Mineralogy Geometallurgy Ore characterization Metallurgical product analysis 18
19 QEMSCAN MEASUREMENT STYLE High Definition Mineralogy Precious metal deportment Geometallurgy Ore characterization 19
20 PERTH, AUSTRALIA, AMF High Definition Mineralogy QEMSCAN, image analysis, optical petrography Geometallurgy, exploration mineralogy, ore characterization 20
21 QEMSCAN - APPLICATIONS Exploration & Development Grade & volume Mining Grade & tonnes Processing Exploration Geometallurgy Process design and development Plant metallurgical quality control Plant optimization Production forecasting Grade & recovery 21
22
QEMSCAN. XPS Consulting & Testwork Services 6 Edison Road, Falconbridge, Ontario, Canada P0M 1S0. Process Mineralogy
QEMSCAN KEY CAPABILITIES Modal Mineralogy Size by Size Liberation Element Deportment by Mineral Grain Sizes Mineral Associations Mineral Recoveries False Coloured Images Ni Sulphide Deposits/Concentrators
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