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(Click for frequent words.) 69 Detailed Environmental Impact 66 Assessment DEIA 65 Environmental Impact Assessment EIA 61 Environmental Impact Assessment 59 Statement SEIS 59 Social Impact Assessment 58 Environmental Impact Assessments 57 Draft EIS 57 SEIS 57 Environmental Impact Study 56 draft Supplemental Generic 56 Environmental Impact Statement EIS 55 ESIA 55 Severn Tidal Power 55 Environment Impact Statement 55 IRP# 55 Programmatic Environmental Impact Statement 54 Environmental Impact Statement 54 MAVDT 54 COREMA 54 EIA Environmental Impact 54 Environmental Impact Statements 54 Allain Duhangan 53 YESAB 53 Final EIS 53 Environment Impact Assessment 53 #-# compliant technical 53 Tanjung Bin 53 PEIS 53 Nhan Co 52 Remedial Investigation 52 Maruwai 52 Prefeasibility Study 52 Statement EIS 52 Supplemental Environmental Impact 51 Bakun dam 51 T'Boli gold silver 51 DEIS 51 FEIS 51 Mchuchuma 51 Resource Calculation 51 Bakun Dam 51 draft EIS 51 MVEIRB 51 MVLWB 51 Mitigated Negative Declaration 51 Deat 51 SEIR 50 Mamahak 50 coalbed methane extraction 50 Bankable Feasibility Study BFS 50 AENV 50 NREB 50 EGTT 50 Amdal 50 SWMP 50 MoEW 50 Semarnat 50 Chubut Province Argentina 50 de Impacto Ambiental 50 Office EAO 50 CEAA 49 HidroAysén 49 hydrogeological studies 49 detailed aeromagnetic survey 49 JORC compliant Mineral Resource 49 MDDEP 49 PORR 49 Sahavaara 49 WDEQ 49 East Kalimantan Indonesia 49 Barapukuria 49 Donggi Senoro LNG 49 Permit Application 49 hydrodynamic modeling 49 Canatuan mine 49 geotechnical investigations 49 PDEIS 49 Mambare 49 Exploitation Permit 49 Bakun hydroelectric dam 49 NEERI 49 hydro geological 49 process flowsheet 49 impact assessments EIAs 49 Draft EIR 49 IRP2 49 SRK Consulting SRK 49 Environmental Assessment 49 Feasibility studies 48 stakeholder consultation 48 Chevron Gorgon LNG 48 Canariaco Norte 48 Crucitas 48 #MW hydro [002] 48 draft EIR 48 Scoping 48 Economic Impact Assessment 48 Final Environmental Impact 48 Laiban Dam 48 CRZ clearance 48 Bayu Undan LNG 48 Tiwi Makban 48 Pulangi 48 Minister Esperanca Bias 48 scoping prefeasibility 48 supplemental EIR 48 CWPRS 48 Anuri kimberlite 48 Ulaan Ovoo 48 megawatt geothermal 48 Micrex 48 Prefeasibility 48 supplemental EIS 48 EIR EIS 48 NI #-# Resource Estimate 48 Karchiga 48 Simuku 48 Bakun hydro electric 48 Cañariaco Norte 48 Mount Oxide 47 BP Migas 47 Draft SEIS 47 T'Boli 47 Definitive Feasibility Study 47 EIS 47 Environmental Impact Review 47 Preliminary Scoping Study 47 Carmacks Copper Project 47 Bakun Hydroelectric Dam 47 Supplemental Draft Environmental Impact 47 EIS EIR 47 Feasibility Studies 47 NI #-# Preliminary Assessment 47 Chandgana 47 Statement FEIS 47 Updated Feasibility Study 47 Expert Appraisal Committee 47 GeothermEx Inc. 47 producer IPP 47 FEIR 47 Bengara II Block 47 CUSF application 47 #km 2D seismic 47 sediment sampling 47 Minister Gusti Muhammad 47 AK6 kimberlite 47 Serrote Deposit 47 Cotabambas Project 47 Mineral Resources Estimate 47 Oilcorp 47 Salar de Olaroz 47 FEASIBILITY 47 Ashlu 47 Greenearth Energy 47 Bakun hydroelectric 47 Mauro tailings dam 47 submittal 47 Increible 6 47 Agata Nickel Project 47 Baglihar hydro electric 47 Bloodwood Creek 47 Supplemental Generic 47 ADANAC 47 Kay Tanda 47 JHEP 47 BPMigas 47 RWQCB 47 Phase1 47 NEDA ICC 47 Management Agency BPLHD 47 NE Wollaston 47 Angostura Project 46 Lupoto 46 Mr. Wusaty 46 Assessment Scoping Study 46 Felda Sahabat 46 JORC Inferred Resource 46 Mineral Resource Estimation 46 Xayaburi 46 flowsheets 46 Gaoua copper gold 46 Environmental Impact Report 46 1Mtpa 46 NIRB 46 Gurvanbulag 46 Serrote 46 POPRC 46 Neelam Jhelum 46 Pilunani 46 STP McKay 46 Itafos 46 Kaunisvaara mill 46 Underground Coal Gasification 46 Exploitation Concession 46 updated NI #-# 46 Preliminary Assessment Report 46 Conama 46 Siting Board 46 Pulangui 46 Sweco Pic 46 Cauchari Olaroz 46 Yeelirrie 46 Paya Indah Wetlands 46 Canariaco Norte copper 46 Donlin Creek LLC 46 Gebeng 46 Wetar Copper Project 46 Tubli Bay 46 Tulsequah Chief 46 sur l' environnement BAPE 46 DECCW 46 Updated Scoping Study 46 Exploration Permit Application 46 EPCM contract 46 Environmental Assessment Worksheet 46 Feasibility Study 46 Wardell Armstrong 46 Upper Toba Valley 46 Quellaveco 46 Draft Scoping 46 Maoling 46 inferred resource calculation 46 urbanism certificate 46 MPEH TM 46 TEAP 46 PolyMet copper 45 Bankable Feasibility 45 Kepco Salcon 45 Farellon 45 Kemetco 45 Tapuli Stora Sahavaara 45 CIM compliant 45 Vynohradiv 45 AMEC Americas Ltd. 45 Tipaimukh Project 45 Liganga 45 Tenaga Nasional Bhd TNB 45 Bankable Feasibility Study 45 Minera Esperanza 45 Draft Environmental Impact 45 Environmental Impact 45 Moolarben 45 reprocessed 2D seismic 45 geochemical surveying 45 EPCM contractor 45 ToR 45 #MWe [002] 45 Zafranal 45 feasibilty study 45 Skouries 45 Board MVEIRB 45 #-# compliant Technical 45 Vele colliery 45 LCRA SAWS 45 Nanjinzhao 45 Tapuli 45 Ccaccapaqui 45 EIA 45 Nunavut Impact 45 greenfield aluminum smelter 45 Electricity Purchase Agreement 45 Report EIR 45 Rosemont Mine 45 5Mtpa 45 Pre Feasibility 45 Broadwater LNG 45 Montanore 45 Atomaer 45 Eugene Puritch P.Eng 45 Pedirka Basin 45 Schaft Creek deposit 45 Feasibility Report 45 SRK Consultants 45 updated NI# 45 Barsele 45 RoD 45 tailings impoundment 45 Pendalian 45 Agata nickel laterite 45 FLNG vessel 45 Quartz Mining 45 GONHS 45 Moorsyde 45 www.polymetmining.com 45 Chakachamna 45 Mineral Resource estimates 45 Tangguh liquefied natural 45 inferred resource estimate 45 Bute Inlet 45 Despoblados 45 NBWL 45 Mining Licence 45 PetroleumBRUNEI 45 Acoje 45 SDEIS 45 Caeté 45 d' audiences publiques 45 Assessment PEA 45 Emba Derho deposit 45 Gahcho Kue 45 condensate stripping 45 Pala Maneri 45 AMEC Americas Limited 45 Kaunisvaara Project 45 Donggi 45 Greenomics Indonesia 45 LNG regasification plant 45 Nam Theun II 45 EFSEC 45 stakeholder consultations 45 Mt Nakru 45 Bucko Lake 45 Fennovoima 45 resource delineation drilling 45 Liquids CTL 45 Pulau Jerejak 45 Melancthon II 45 PPPAC 45 Andash 45 Preliminary Assessment Study 45 JORC resource estimate 45 Ngasamo deposit 45 ironsands 45 Thar Coal 45 GeoCam 45 Pollution Control Authority 45 Rostechnadzor 45 Thar coal 45 NGNP 45 JORC Resource 45 geophysical geochemical 44 Mineral Resource estimation 44 MOEF 44 Kafue Gorge Lower 44 Ikungu 44 hydrogeological 44 tailings deposition 44 Kalukundi 44 Dokie Wind Project 44 TKW 44 Pilanesberg Project 44 El Colmillo Gold 44 mangrove replanting 44 Wilgerup 44 Ausenco Limited 44 Bernama Tenaga Nasional 44 QAQC protocol 44 Sudbury Soils Study 44 FONSI 44 Pulichintala 44 Pastos Grandes 44 Che Khalib 44 Tailings Storage Facility 44 EMSD 44 Plan IRP 44 Scoping Study Preliminary 44 El Pachon 44 DENR MGB 44 feasibility study 44 Pellivuoma 44 DWAF 44 OSPCB 44 Sturgeon Upgrader 44 Imwauna Project 44 Pasto Bueno 44 Marillana 44 Pancheshwar 44 Ivanpah Solar 44 Hydel Project 44 Minas Conga 44 Baruun Naran 44 Sondu Miriu 44 seismic reprocessing 44 DEIR 44 Scoping Study 44 Strieborna 44 Bui dam 44 prefeasibility study 44 Adumbi Prospect 44 Mphanda Nkuwa 44 Total Coliform Rule 44 atmospheric leach 44 underground coal gasification 44 prefeasibility 44 Shipshaw 44 Hannukainen 44 Nespak 44 airborne radiometric survey 44 PDEP 44 preliminary metallurgical testwork 44 Chinchan 44 Barapukuria coalmine 44 Sulphide Project 44 Definitive Feasibility 44 InnovExplo 44 sur l' environnement 44 NPSs 44 Commission CONAMA 44 Northern Ireland Strangford Lough 44 GERC 44 magnetometric 44 Oyong 44 Zuun Mod molybdenum 44 Donggi Senoro 44 Cabrillo Port 44 Glen Dhu Project 44 De Bron 44 Daguma coal 44 Southern Seawater Desalination 44 Goldpines North 44 Environment MNRE 44 Seigneurie de Beaupré 44 Hydromet 44 tailings dam 44 Grootegeluk 44 Croinor gold 44 Vandellos II 44 Wardrop Tetra Tech 44 feasiblity 44 FREP 44 airborne magnetometer survey 44 alkaline leaching 44 Preliminary metallurgical testwork 44 Planning Unit EPU 44 Mwambashi 44 Taganito 44 Ichthys LNG 44 geological mapping trenching 44 Kutcho Project 44 Inferred Resource estimate 44 hydrometallurgical processing 44 Hasbrouck Geophysics 44 airborne electromagnetic survey 44 Zheng Guang 44 JORC inferred resource 44 Heap Leach Project 44 greenfield smelter 44 Gahcho Kué 44 Large Scale Mining 44 National Pollutant Inventory 44 Tailings Dam 44 OTSI 44 pyrometallurgical 44 scoping study 44 Enex 44 Bulk sampling 44 Wardrop Engineering Inc. 44 Suncor Firebag 44 Wetar 44 Resource Estimation 44 Tassie Shoal 44 KHSA 44 Lone Pine Property 43 Ercosplan 43 prominent primatologists 43 Jelai 43 enzyme leach 43 tailings disposal 43 UETCL 43 Acoje nickel project 43 Dewey Burdock 43 Carmacks copper 43 Mmamabula Energy Project 43 Porphyry Project 43 openpit mining 43 Emba Derho 43 Secretaria de Recursos Naturales 43 Scoping Plan 43 Sunkar 43 Barkerville Mountain 43 Selwyn Chihong 43 airborne radiometrics 43 VTEM geophysical survey 43 ERMP 43 Impact Assessment 43 EKCP 43 Quarterly Activities 43 Cobre Grande 43 La Zarza 43 NQ Exploration 43 DPRs 43 #MW biomass 43 Aurukun bauxite 43 Sishen Expansion Project 43 Salave 43 Vele Colliery 43 Unified Leyte 43 REIP 43 Strategic Siting 43 ACTPLA 43 programmatic EIS 43 Nickelore 43 NUREG 43 Los Chancas 43 Enertrag 43 LGGC 43 Thach Khe iron ore 43 Rio Zarza 43 Oselvar 43 Ecnec 43 radiometric surveys 43 NAMR 43 Kun Manie 43 Tehri Hydro 43 Turitea Wind Farm 43 PNOC Exploration 43 EIR 43 BPMIGAS 43 NA Degerstrom 43 EIS OEIS 43 feasiblity study 43 Magusi 43 SREP 43 #ktpa 43 Kvanefjeld 43 GeothermEx 43 Marillana Project 43 M'Phatlele 43 Board ERCB 43 biomass cogeneration 43 Nordic ACTI 43 murraychass.com 43 Tillegra Dam 43 Geothermal Resources 43 Corcoesto 43 Pre Feasibility Progress 43 Kambuna Field 43 Bradwood Landing liquefied natural 43 Boyongan 43 Diamer Bhasha Dam 43 liquids CTL 43 MW hydropower 43 Libby adit 43 Kishanganga project 43 Marcobre 43 Electricity Regulatory 43 Kevitsa 43 ERCB 43 Curipamba Project 43 Appendix 4E 43 CNEEC 43 Munda Dam 43 Mag EM 43 HAZOP 43 Company OTCBB SNEY 43 NI #-# Mineral Resource 43 Geochemical sampling 43 Nkamouna 43 Nowingi 43 Oyu Tolgoi Project 43 Neelum Jehlum 43 AP# reactor design 43 Changkeng 43 Services Authority Lofsa 43 ATP#P 43 Cachinal 43 Oluvil Port 43 airborne EM survey 43 Moatize coal project 43 AKBN 43 Limited ASX DLS 43 Plexmar Resources Inc. 43 Commission GERC 43 nickel laterite mineralization 43 Longtom gas 43 OTCBB SRSIF 43 Venmyn Rand 43 Statement DEIS 43 Stora Sahavaara 43 Nunavik Nickel 43 Cumpie Hill 43 GBRMPA 43 trenching sampling 43 Orosi Mill Project 43 Kitan discovery 43 Vaquillas 43 CRZ notification 43 Didipio 43 spokeswoman Skylar McElhaney 43 Generic Environmental Impact 43 Biological Opinion 43 et des Parcs 43 Montes del Plata 43 hydrogeologic 43 Gramalote property 43 Arckaringa 43 Didipio gold 43 MRNF 43 Nyieme 43 Sasol CTL 43 Limited ASX LNC 43 Aurizona gold 43 microdiamond analysis 43 Confirmatory Order 43 Honeymoon uranium 43 Services MPGS 43 Phulbari coal 43 CDM EB 43 Duas Barras 43 Bigrlyi 43 SSP FRR 43 Tavsan 43 Langley Gulch 43 Pinglu Project 43 EIA Telapak 43 Grande Cote 43 underground longwall mining 43 wetland delineation 43 updated #-# compliant 43 BC EAO 43 Atucha II 43 Barreal Seco 43 Mookane Domestic Power 43 Diamer Bhasha 43 Wiluna uranium 43 CNSC 43 feasibilities 43 Kareevlei Wes 43 Bord Pleanála 43 Polymetallic Project 43 NCDENR 43 PRB EIS 43 Limited Micon 43 Mineral Resource Estimates 43 Situ Recovery 43 Dube Tradeport 43 Perusahaan Listrik Negara PLN 43 Halfmile 43 aeromagnetic survey 43 Masela block 43 Mineral Resource estimate 43 Socio Economic Assessment 43 Project UMPP 43 PPIB 42 PetroHungaria 42 Buffelsfontein tailings recovery 42 Meri Pori 42 Geotechnical drilling 42 Walhi 42 JORC Code compliant 42 Shahdaniz 42 Longtom 42 Ivanhoe Oyu Tolgoi copper 42 Allammaq 42 Estrella Pit 42 Shikoku Electric 42 qualification questionnaire PQQ 42 Valle del Cura 42 Preliminary Assessment PA 42 Diamer Basha Dam 42 Wintering Hills Wind 42 Mungada Ridge 42 Bappenas 42 LLDA 42 CUSF 42 Tulsequah 42 Volcan Gold 42 updated Mineral Resource 42 Ypao Point 42 induced polarization geophysical 42 Bellekeno Mine 42 SEQR 42 By DARREN SAMUELSOHN 42 Bellona Foundation 42 Fuwan 42 shorezone ordinances 42 opencast pit 42 bathymetric survey 42 Amizmiz 42 Dr. Giles Peatfield 42 Nasedkino 42 Waste Discharge 42 Langer Heinrich Uranium 42 airborne radiometric surveys 42 Chiligatoro Project 42 Maruwai coal project 42 Palito mine 42 mapping trenching 42 dam relicensing 42 Bauxite Resources 42 Environmental Clearance Certificate 42 Kalumines 42 Cupixi 42 surface geochemistry 42 Paralana 42 LaRonde II 42 Purwono 42 CuMo 42 #MWe [001] 42 Shituru 42 Metallurgical testwork 42 CRZ Notification 42 Corcoesto Gold Deposit 42 MinAmb 42 Mutoshi 42 Lapaska property 42 Al Masane Al 42 hydropower dam 42 stream sediment geochemistry 42 FANR 42 Tirisano Diamond Mine 42 nearing finalization 42 bankable Feasibility Study 42 PNG LNG Project 42 Cononish 42 Wardrop Engineering 42 Wildmare 42 Enec 42 Bhasha dam 42 Boguchansk 42 #MW hydroelectric 42 prefeasibility study PFS 42 Primera Bioscience 42 Tumipampa 42 La Yesca 42 Caldag 42 flowsheet 42 Certej Project 42 Opinaca Nord 42 Marcopper Mining Corp. 42 Catface Mountain 42 GRRP 42 liquids CTL plant 42 borehole geophysics 42 Dajinhe 42 Ban Phuc nickel 42 geochemical assay 42 AZTI Tecnalia 42 Preliminary Feasibility Study 42 Chunya 42 Saucito 42 flotation testwork 42 Motorized Travel 42 MagPotash 42 NorAsian 42 SEMARNAT 42 SWECO PIC 42 Ban Phuc 42 Water Reactor ESBWR 42 Evans Shoal 42 SeaNews 42 Seigneurie de Beaupre 42 Study PFS 42 counsel Mukul Sinha 42 Sociedad Contractual Minera 42 MW hydro electric 42 BECOL 42 Mines Inspectorate 42 Leo Drozdoff 42 Daguma 42 Nord Stream AG 42 Induced polarization 42 INCCA 42 aero magnetic 42 C NLOPB 42 liquid CTL 42 Wasamac property 42 petrographic studies 42 geological geotechnical 42 Novawest 42 Varvarinskoye 42 heap leach processing 42 Uzboy 42 2D seismic survey 42 Shell Albian Sands 42 SCENIHR 42 Arehada 42 Atikwa Lake 42 Lipena 42 Chepica 42 Karchiga Project 42 KeMag 42 journal Gynecologic Oncology 42 Minas de Ameca 42 ToRs 42 Garnaut Review 42 Bontang PSC 42 Malartic Lakeshore property 42 Toka Tindung 42 Garnaut Climate Change 42 Salar de Diablillos lithium 42 Shorelines Hearings Board 42 geohazard mapping 42 Las Bolas Los Hilos 42 Lomada de Leiva 42 Browse LNG 42 Fischer Tropsch FT 42 Odoptu 42 Mkuvia Alluvial Gold 42 Canariaco 42 Advanced Candu Reactor 42 Porphyry Pearl 42 de l' Environnement 42 Loviisa 42 Reconnaissance prospecting 42 Linear Metals Corporation 42 Taseko Prosperity 42 Nuclear Installations Inspectorate 42 Vila Nova iron ore 42 Electricity Purchase Agreements 42 Nordeau West 42 Kalgoorlie Nickel 42 Accha deposit 42 statutory consultees 42 Elimination System NPDES 42 Niyamgiri bauxite 42 KEFI Minerals 42 Holfontein 42 CDCA Plan 42 molybdenum porphyry 42 turbine windfarm 42 JGPSSI 42 Niblack Mining Corp. 42 Sisson Brook 42 detrital mineralization 42 Tailoring Rule 42 BIOX R 42 Julius Sai Mutyambizi 42 Catface 42 Hillgrove Resources 42 environmental impacts 42 Hogenakkal drinking 42 Maret Islands 42 CGB2 42 Akhori dam 42 Marillana iron ore 42 Scoping Document 42 Cotabambas 42 EsPA 42 Ilovitza 42 Gilgel Gibe III 42 Inlice 42 Blackthorn Resources 42 Elitheni 42 ASX Announcement 42 qualification RFQ 42 Rafael Urdaneta 42 paste backfill plant 42 Otway Basin 42 Mina Justa 42 Independent Qualified Persons 42 BOT Build Operate Transfer 41 VTEM surveys 41 Pan de Azucar 41 Board NIRB 41 An Bórd Pleanála 41 Mkuvia 41 Report DEIR 41 Supplemental Generic Environmental Impact 41 Boundary Dam 41 cobalt hydroxide 41 Ngayu 41 Ridgeway Deeps 41 Mkuvia Gold Project 41 Spinifex Ridge Molybdenum 41 Agency CEAA 41 Tourism Deat 41 #-# Compliant 41 Environmental Quality Review SEQR 41 Panglao Airport 41 Soil sampling 41 Mtsare Khevi Field 41 Kulu copper 41 R. Priyono 41 airborne VTEM survey 41 Reefton Goldfield 41 Teollisuuden Voima TVO 41 Ramla l Hamra 41 Waste Discharge Requirements 41 Programmatic Agreement 41 MOLAR 41 Hydroelectric Generation 41 Met Chem 41 NCL Ingenieria y Construccion 41 Tulsequah Chief mine 41 Ruvuma Basin 41 Lipena copper gold 41 Rodolfo Albano Jr. 41 Review Panel JRP 41 Gurupi 41 downhole geophysical 41 Kinsenda 41 South Barnat 41 TSX MGA 41 geochemical soil 41 Koumbia 41 Land Use Permit 41 Budong Budong Block 41 AIDAC 41 mineralogical characterization 41 Mr. Easdon 41 sumbitted 41 Pimenta Bueno 41 Javhlant license 41 Principle AIP 41 Peculiar Knob 41 Chugoku Electric 41 ICERA 41 Rosia Montana Project 41 non compliances 41 ACTIP 41 #-# Resource Estimate 41 Pacific LNG APLNG 41 Mineral Resource Statement 41 Economic Simplified Boiling 41 Mmamabula 41 Hydroelectric Power 41 Mineral Fuels 41 Cosmo Deeps 41 geophysics prospecting 41 Oxide Zinc 41 Xstrata Copper Las Bambas 41 Mine Permit 41 Feasibility 41 Vedanta Alumina 41 Escalones 41 RCEP 41 Dana Murch 41 Gladstone Liquefied Natural Gas 41 JICL 41 Chucapaca 41 Transmission Expansion 41 openpit mine 41 Arenal Deeps 41 MDPP 41 oral alitretinoin 41 Whirlwind Mine 41 Mike Magrum P.Eng 41 Decision ROD 41 Donkin Coal Project 41 Bonaparte Basin 41 Njame 41 Seismic surveys 41 magnetometer surveys 41 Mactung 41 Kospi vein 41 PTTC 41 geotechnical drilling 41 Commission KERC 41 MAX molybdenum 41 feasibility studies 41 Pertamina EP 41 MoEF 41 dimethyl ether 41 proposed Bonanza Ledge 41 Curipamba 41 www.ferc.gov 41 Mongu Kalabo road 41 soil geochemical survey 41 Drybones Bay 41 Design FEED 41 ASTM E# [003] 41 PEA 41 RGP5 41 detailed geologic mapping 41 Mina Justa Project 41 Lac Pivert Rose 41 PNRI 41 CO2 Sequestration 41 Waelz kiln 41 North Karanpura 41 Frasers Underground 41 Chevron Gorgon 41 Tejamen 41 Mineral Reserve 41 Yanfolila 41 overburden stripping 41 Helguvik 41 Cannivan Gulch 41 MCZMA 41 reconnaissance geological mapping 41 TSX VENTURE XAG Xtierra 41 Preliminary metallurgical 41 Gahcho Kue diamond 41 STUK 41 kilometer 2D seismic 41 Remedial Action Plan 41 Curtis LNG QCLNG 41 Mt Penck 41 degasification 41 Los Verdes 41 Salar de 41 megawatt hydropower 41 IEER 41 Las Minitas 41 Yalea deposit 41 Nuclear Regulator 41 Kouilou Potash 41 Geological mapping 41 Los Azules porphyry copper 41 general Chippy Olver 41 Amapari 41 heap leach amenability 41 Investment Decision FID 41 RM# mil 41 Riversdale Benga 41 Vaca Muerta 41 Cooperating Agencies