- Page 1 and 2: Report to:Pretium Resources Inc.Fea
- Page 3 and 4: TABLE OF CONTENTS1.0 SUMMARY ......
- Page 5 and 6: 12.2 DATA VERIFICATION BY SNOWDEN .
- Page 7 and 8: 16.7 MOBILE EQUIPMENT REQUIREMENTS
- Page 9 and 10: 20.1 SUSTAINABILITY AND ENVIRONMENT
- Page 11 and 12: 26.4.2 HYDROGEOLOGICAL RECOMMENDATI
- Page 13 and 14: Table 13.23 Occurrences of Gold in
- Page 15 and 16: LIST OF FIGURESFigure 1.1 Simplifie
- Page 17 and 18: Figure 16.11 Extent of Mine Develop
- Page 19: hertz .............................
- Page 23 and 24: Mineable Shape Optimizer ..........
- Page 25 and 26: VOK Domain 2 ......................
- Page 27 and 28: 1.2 PROPERTY DESCRIPTION AND LOCATI
- Page 29 and 30: 1.4 MINERAL RESOURCE ESTIMATESSnowd
- Page 31 and 32: Table 1.2West Zone Mineral Resource
- Page 33 and 34: Figure 1.1Simplified Process Flowsh
- Page 35 and 36: 1.7 MINING METHODSThe underground m
- Page 37 and 38: Figure 1.2Overall Site LayoutE 4300
- Page 39 and 40: Figure 1.4Knipple Transfer Station
- Page 41 and 42: outflow. This approachdischarge thr
- Page 43 and 44: summary of the overall operating co
- Page 45 and 46: The Project schedule identifies the
- Page 47 and 48: 2.1 QUALIFIED PERSONSThe qualified
- Page 49 and 50: Report Section Company QP23.0 Adjac
- Page 51 and 52: 4.0 PROPERTY DESCRIPTION AND LOCATI
- Page 53 and 54: 4.3 STATUS OF MINING TITLESThe Prop
- Page 55 and 56: Figure 4.3Pretivm Mineral ClaimsSou
- Page 57 and 58: 5.0 ACCESSIBILITY, CLIMATE, LOCALRE
- Page 59 and 60: 5.2 CLIMATE AND PHYSIOGRAPHYThe cli
- Page 61 and 62: 6.0 HISTORYInformation in this sect
- Page 63 and 64: Figure 6.1West Zone Underground Vei
- Page 65 and 66: 6.1 WORK COMPLETED BY SILVER STANDA
- Page 67 and 68: 7.0 GEOLOGICAL SETTING ANDMINERALIZ
- Page 69 and 70: Figure 7.1Tectonic Setting of the B
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7.2 LOCAL GEOLOGY - SULPHURETS MINI
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Altered Stuhini Group rocks and Mit
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Figure 7.4Sulphurets Mining Camp Ge
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y the Brucejack Fault as well as by
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Previously, some of the rocks strad
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Figure 7.6Brucejack Property Geolog
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Figure 7.6 (con’t)Brucejack Prope
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more distal (i.e. down temperature)
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more heavily altered than those abo
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Figure 7.8Brucejack Property Minera
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Figure 7.10South-north Cross-sectio
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WEST ZONEThe West Zone gold-silver
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Figure 7.12VOK to West Zone Geologi
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Figure 7.14West Zone Drillholes and
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steep, is generally associated with
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Figure 7.15Trace Element Analysis b
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for which an age of c.110 Ma has be
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Figure 8.1Brucejack Deposit Mineral
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Figure 9.13D Geophysical Model Sche
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10.0 DRILLINGInformation in this se
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Figure 10.1Core in Wooden Core Boxe
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Figure 10.3Brucejack Property Diamo
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The cut PQ samples weighed approxim
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submitted to ALS. In addition, a re
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Primary sample gold concentrations
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12.0 DATA VERIFICATIONIndependent s
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12.2 DATA VERIFICATION BY SNOWDENSn
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Figure 12.4Sample Verification Resu
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Year Program ID Laboratory ** Gravi
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13.3.2 2012 TO 2013 TEST SAMPLESIns
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Table 13.7 Conceptual Master Compos
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ALSInspectorateFire Assay (g/t) Met
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13.3.6 ORE HARDNESS TEST WORKTable
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Table 13.14 Sample Specific Gravity
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In general, there was a reduction i
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Figure 13.5 Effect of Primary Grind
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In 2012 and 2013, most of the flota
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Further cleaner tests were conducte
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Figure 13.14 Effect of Cleaner Flot
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SampleIDWZ-2CompositeCompositeBJ-AC
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The 2012 and 2013 tests routinely i
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Figure 13.17Cumulative Stage GRG ve
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Figure 13.21 Silver Cyanide Extract
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Table 13.24 Head Sample Cyanidation
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Based on the findings of the prelim
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Primary Grind/Regrind SizesConcentr
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Further cyanide leach tests were ca
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including samples with low head gra
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Grade (g/t) Recovery/Extraction (%)
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Figure 13.28 Variability Test Resul
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Table 13.31Locked Cycle Tests Resul
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Table 13.33Conventional Thickening
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13.3.11 CONCLUSIONSA review of prel
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Table 13.37Head Grade(g/t)Metallurg
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• geological interpretation and m
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to form a series of seemingly strat
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14.6 COMPOSITING OF ASSAY INTERVALS
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In the high-grade domains (includin
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Table 14.3Parameters to Describe Go
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14.8.3 HIGH-GRADE DOMAINS - PROBABI
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analysis. Any target blocks that re
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For VOK and West Zone the interpola
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Table 14.9Comparison of the Mean Co
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the economic viability of the depos
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14.15 RESOURCE REPORTINGThe mineral
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15.0 MINERAL RESERVE ESTIMATES15.1
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Table 15.1Net Smelter Return Parame
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15.4 MINING SHAPESAMC used the Mine
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Strike length varies considerably w
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15.7 MINERAL RESERVESMineral reserv
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Figure 15.4Reserve Shapes and Minin
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16.2 MINE DESIGN16.2.1 ACCESS AND R
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Figure 16.2Brucejack Twin Declines
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Figure 16.4Typical Level Plan - 1,2
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Table 16.1Development Design Parame
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Figure 16.7Mineable Stope Shapes -
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Once the stope footprint is slashed
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16.3.3 STOPE SEQUENCEThe mining seq
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Stopes that will not be re-exposed
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Table 16.5LOM Backfilling - Waste R
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Figure 16.11Extent of Mine Developm
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• development of the 1,210 and 1,
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Figure 16.13Life of Mine Production
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Table 16.7LOM Tonnes and GradesYear
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Table 16.8Rock Mass PropertiesUnitU
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AMC estimated ore recovery in the w
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FULL-WIDTH UNDERCUTSThe Project min
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Table 16.10Mine Infrastructure Exca
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with lesser components supplied by
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un was completed representing glaci
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Table 16.12Underground Development
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TRANSMIXERSShotcrete will be delive
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The VOK Zone and West Zone mining a
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Figure 16.17 shows a ventilation co
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• regular inspection of the conve
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On low-head applications, a submers
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Figure 16.18Dewatering PlanPretium
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Figure 16.20CrusherThe 42 in wide b
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16.9.3 POWER REQUIREMENTS AND ELECT
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Electrical power will be supplied t
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To supply service water to the high
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16.9.7 WORKSHOP AND STORESThe maint
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Radio communications will be establ
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16.9.11 PORTAL STRUCTUREA portal st
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propane consumption. Table 16.18 sh
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16.10 PASTE FILL DISTRIBUTIONP&C co
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Figure 16.33Paste Fill Distribution
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Figure 16.35Pre-production Paste Fi
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RoleHeadCountMaintenance (72)Mainte
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17.0 RECOVERY METHODS17.1 MINERAL P
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The process plant will consist of t
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17.1.4 PLANT DESIGNMAJOR DESIGN CRI
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• a belt conveyor, 914 mm wide by
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CONCENTRATE REGRINDINGThe flotation
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The dried tabling concentrate will
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solution strength. The solution wil
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PROCESS CONTROL AND INSTRUMENTATION
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• vendors’ instrumentation pack
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18.0 PROJECT INFRASTRUCTURE18.1 OVE
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Figure 18.1Brucejack Overall Site L
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18.2 GEOTECHNICAL18.2.1 OVERVIEWThe
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18.3 ACCESS18.3.1 ACCESS ROADSThe B
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Figure 18.3Knipple Glacier Access R
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available in the winter and also pr
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18.5 GRADING AND DRAINAGEThe site w
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AVALANCHE FREQUENCYAvalanche freque
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• portal fuel storage• conveyor
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Operations CampSize 2 avalanches fr
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Figure 18.5Access Road Avalanche Ha
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and dated June 2013. As requested b
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Figure 18.7Photo of Typical Slopes
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• the design of special towers to
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modular construction where possible
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collect waste water during maintena
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water treatment plant to increase t
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Air/vacuum valves will be installed
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Figure 18.10Foot Print of 3% Deposi
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A pre-manufactured trailer will be
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• fuel storage• vendors’ inst
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18.17 OFF-SITE INFRASTRUCTURE18.17.
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18.17.3 BOWSER AIRSTRIPRegular char
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INSTRUMENT APPROACH PROCEDURESAn IA
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AERODROME PERSONNEL AND MAINTENANCE
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TRANSPORT MODE OPTIONSTruckThere ar
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SBT has the ability to mobilize cra
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Pretivm is committed to a process t
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engage with the Nisga’a Lisims Go
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Average monthly temperature data us
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The fisheries resources and fish ha
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was conducted on the NPR values of
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all modelling exercises, the accura
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16 corridor is recovering from the
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• reporting and feedback mechanis
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Approximately 47% of the tailings w
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20.1.8 WASTE MANAGEMENTMine WastesP
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from the site. Fixed equipment, suc
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• Forest Act (BC)• Forest and R
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Table 20.5List of Federal Approvals
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21.1.2 ESTIMATE BASE DATE AND VALID
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…costs not directly attributable
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• small tools• consumables• c
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The total cost for Major Area 33 -
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The unit cost estimates are based o
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MINE OPERATING COSTSThe total under
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Table 21.7Summary of Process Operat
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Table 21.8Summary of Backfilling Op
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DescriptionLabourForceTotal Cost($/
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22.0 ECONOMIC ANALYSIS22.1 INTRODUC
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Figure 22.1Pre-tax Cash FlowCumulat
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transport the concentrate to a buil
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Figure 22.4Pre-tax Payback Period S
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Canadian development expense and 60
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23.0 ADJACENT PROPERTIESSnowden not
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23.2 HIGH PROPERTYThe Teuton Resour
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managers, and the mining manager, a
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MANAGEMENT PROCEDURESThe EPCM contr
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Figure 24.2Level 1 Execution Schedu
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Capital equipment purchases will be
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Construction work will be split int
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provided with dedicated emergency p
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econciliation to the freight consol
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PROJECT TEAM RESPONSIBILITIESIt is
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WBS Area PretivmEPCMTeamUnderground
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24.1.15 RISK MANAGEMENTA Risk Asses
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There may be opportunities to optim
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The conceptual layout is preliminar
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25.4.8 TAILINGS DELIVERY SYSTEMThe
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26.0 RECOMENDATIONS26.1 GEOLOGYThe
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• Further test work to identify t
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The estimated cost for the above-me
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• Careful planning as well as det
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26.5.6 BRUCEJACK OUTLET CONTROL STR
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• Further groundwater quality and
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27.0 REFERENCES27.1 AVALANCHE HAZAR
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Price, W. (2005). Mend Report 9.1c:
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Britton, J. M. and Alldrick, D. J.,
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Olssen. L., Jones, I.. 2012b. Preti
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28.0 CERTIFICATES OF QUALIFIED PERS
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28.2 IVOR W.O. JONES, M.SC., CP, FA
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28.3 JOHN HUANG, PH.D., P.ENG.I, Ji
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28.5 HAMISH WEATHERLY, M.SC., P.GEO
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28.7 SABRY ABDEL HAFEZ, PH.D., P.EN
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28.9 CATHERINE SCHMID, M.SC., P.ENG
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28.11 BRENT MCAFEE, P.ENG.I, Brent
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28.13 MICHAEL CHIN, P.ENG.I, Michae
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28.15 MICHAEL PAUL WISE, P.ENG., MB
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28.17 CLAYTON RICHARDS, P.ENG.I, Cl
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28.19 ALI FARAH, P.ENG.I, Ali Farah
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28.21 S. (KUMAR) SRISKANDAKUMAR, M.