ESRI GIS For Mining Seminar, 10 th August, 2016, Nairobi, Kenya. Spatial DATA Solutions for Mining

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1 ESRI GIS For Mining Seminar, 10 th August, 2016, Nairobi, Kenya Spatial DATA Solutions for Mining

2 Spatial Data Solutions for Mining Spatial - Data that identifies the geographic location of features & can be mapped Imagery Normal Colour (Visible,RGB) False Colour (CIR) Thermal Hyperspectral Imagery Elevation Models Digital Terrain Models Digital Surface Models GIS Layers LiDAR Data (Light Detection And Ranging)

3 Spatial Data Sources Aerial Surveys Photography LiDAR Surveys XCAM UAVs Ground Surveys Terrestrial LiDAR Ground Topographic Surveys Sampling Satellite Data Geological Information Soil Maps Geological Maps

4 Low High Exploration & Mining Process Prospecting & Exploration Planning Development Extraction Reclamation & Closure Increasing Accuracy and Technical Requirements

5 Prospecting & Exploration Planning Development Extraction Reclamation & Closure

6 Exploration Prospecting and Exploration Searching, Sampling, Analysis to Identify mineral categories Wide Scope, Large Extent Direct Methods Visual Examinations Indirect Methods Exploration Geological Mapping Induced Polarization Geophysical Studies (Electric, Electromagnetic, Seismic Surveys) Image Courtesy of Ontario Mining Review

7 Exploration Applications & Requirements Applications Reconnaissance and feasibility study Targeted Exploration (Narrow Down Scope) Geological Mapping of surfaced deposits Hydrological Data Lineament Analysis Spatial Data Requirements Low Resolution Low Accuracy Examples Satellite Imagery such as ASTER (15m -30m) LANDSAT (30m) SPOT MAPS (2.5m, 5m)) Satellite Elevation Products SRTM (30m, 65m, 90m) SPOT DEM (20m) SPOT DEM DTM (10-12m)

8 Exploration Low Resolution Data ASTER Imagery (15 30 m Resolution) SRTM m Grid Size

9 Exploration Exploration Geological Mapping False Colour (ASTER 321) Highlighting Vegetation False Colour (ASTER 721) Lithological Discrimination Final Spectral Index Map Blue-Red Indicates increasing Iron Oxide Content

10 Prospecting & Exploration Planning Development Extraction Reclamation & Closure

11 Planning & Development Applications & Requirements Permissions & Logistics Planning & Construction of Mine Potential Drill Sites Access Routes Environmental Impact Assessment Tailings Management Plan Hyrodology and Drainage Management Manage Land Titles & Licenses Medium-High Accuracy Medium-High Resolution Examples Satellite Imagery such as SPOT MAPS (2.5m, 5m)) Quick Bird, World View 1 & 2 ( 50 cm) Satellite Elevation Products SPOT DEM DTM (10-15m) Aerial Photography & LiDAR Surveys

12 Planning & Development Medium Resolution Data SPOT MAPS 2.5m SPOT DEM DSM 20m

13 Satellite Imagery SPOT 1.5m Pleiades 1A 0.5m

14 High Resolution Satellite Imagery Resolution 50cm World View 1 World View 2 Quick Bird

15 Prospecting & Exploration Planning Development Extraction Reclamation & Closure

16 Extraction Applications & Requirements Actual Mining and Ore Extraction Site management Health & Safety Tailings Storage Management Waste Water management Volumetric Analysis Stock Pile Measurements Cut & Fill Computations Very High Accuracy Very High Resolution Large Area Examples Aerial Photography & LiDAR Surveys Terrestrial LiDAR Topographic Survey

17 Aerial Photography 5cm Image Resolution

18 Aerial Photography - Actual Resolution 5cm Image Resolution

19 Extraction Elevation Models Topography Modelling (Contours, HillShade, SlopeMaps, Viewshed) Volumetric Analysis & Stock Pile Computations 2m DSM & DTM

20 GIS Layers Detailed Site Maps Sites (Active, Domant) Tailings Access Routes Tunnels Infrastructure e.g. Staff Quarters

21 Extraction Detailed Contours

22 Extraction Aerial LiDAR

23 Extraction LiDAR Point Cloud

24 Extraction Aerial LiDAR - Very Detailed Terrain Models

25 Extraction Tailings Management Tailings Epoch 1 Tailings Epoch 2 Tailings Difference

26 Extraction Change Analysis

27 Extraction Terrestrial LiDAR Small Sites Repetitive Observations Applications Stock Pile Measurements Deformation Analysis Tailings Management

28 Closure & Reclamation Prospecting & Exploration Planning Development Extraction Reclamation & Closure

29 Closure & Reclamation Applications & Requirements Develop a Closure & Rehabilitation Plan Site Clean Up & Reclamation Environmental Monitoring Community education High Very High Accuracy High Very High Resolution Examples: Soil and Lithology Vegetation Hydrology & Ground Water Vegetation and Land Cover mapping

30 Closure & Reclamation Reclamation

31 Low High Conclusion Spatial Data Supports: Mineral Exploration Process Control Environment Conservation Scalable Accuracy and Technical specifications Increasing Accuracy and Technical Requirements

32 Demo

33 Need Spatial Data? CONTACT US Wilson Business Park, Foxtrot Building

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