Related by context. All words. (Click for frequent words.) 77 CSAMT 76 airborne radiometric 76 IP induced polarization 76 3D Induced Polarization 76 Induced Polarisation 76 Induced Polarization 75 IP geophysics 75 Induced polarization 75 magnetic electromagnetic 75 HLEM 75 induced polarization geophysical 75 lithogeochemical 74 airborne EM 74 3D induced polarization 74 geochem 74 TDEM 74 geophysical geochemical 73 IP geophysical surveys 73 pole dipole 73 radiometric magnetic 73 airborne geophysical anomalies 73 IP geophysical 73 Induced Polarisation IP 73 Megatem 73 magnetometric 73 Ground geophysics 73 magnetometer survey 73 IP Induced Polarization 73 ground magnetics 73 Induced Polarization IP 72 airborne radiometric magnetic 72 EM geophysical survey 72 induced polarization survey 72 induced polarization geophysics 72 geological mapping trenching 72 airborne magnetic radiometric 72 induced polarization 72 IP resistivity 72 induced polarization IP 72 soil geochemical surveys 72 magnetic geophysical 72 UTEM 72 airborne magnetics 72 VTEM airborne geophysical 71 Detailed geological mapping 71 geochemical geophysical 71 MMI soil geochemical 71 magnetic geophysical surveys 71 gravity geophysical surveys 71 geochemical surveying 71 Pulse EM 71 coincident geophysical 71 Gradient Array 71 induced polarization resistivity 71 Cobrecon 71 Radiometric 71 surface geochemistry 71 VTEM airborne survey 71 airborne radiometrics 71 mapping geochemical sampling 71 mapping prospecting 71 Induced Potential 71 borehole geophysical 71 dipole dipole IP 71 MegaTEM 71 airborne electromagnetic EM 71 IP Resistivity survey 70 airborne electromagnetic 70 Quantec Titan 70 Aeromagnetic 70 airborne VTEM 70 InfiniTEM 70 electromagnetic geophysical survey 70 detailed airborne magnetic 70 soil geochemical survey 70 electromagnetic surveys 70 gradient array 70 geophysics prospecting 70 prospecting trenching 70 ground geophysics 70 magnetometer surveys 70 electro magnetic EM 70 outcrop sampling 70 VLF EM 70 Geophysical surveys 70 Detailed mapping 70 Induced Polarization geophysical 70 prospecting geological mapping 70 infill sampling 70 anomalous geochemical 70 Sicera Sur 70 geophysical surveying 70 Quantec Geoscience 70 radiometric surveys 70 resistivity surveys 70 ground radiometric surveys 69 enzyme leach 69 trenching sampling 69 borehole electromagnetic 69 Roughrider East 69 detailed geologic mapping 69 NSAMT 69 induced polarization surveys 69 anomaly coincident 69 geophysical conductors 69 linecutting 69 heliborne magnetic 69 VTEM airborne 69 Geological mapping 69 XDS VLF EM 69 magnetometry 69 stream sediment geochemical 69 electromagnetic EM survey 69 airborne electro magnetic 69 electromagnetic surveying 69 Horizontal Loop Electromagnetic 69 outcropping mineralization 69 induced polarization geophysical surveys 69 aero magnetic 69 geological reconnaissance 68 Ground geophysical surveys 68 Soil geochemical 68 coincident magnetic 68 VTEM surveys 68 resolution airborne magnetic 68 penetrating electromagnetic 68 AeroTEM III 68 magnetic radiometric 68 auger drill 68 Las Boquillas 68 radiometrics 68 airborne radiometric survey 68 Airborne Magnetic 68 Geochemical sampling 68 radiometric airborne 68 EM conductors 68 Bejucosa 68 geochemical soil 68 Enzyme Leach 68 petrographic 68 prospecting mapping 68 penetrating geophysical 68 geological mapping geochemical 68 ZTEM survey 68 Geologic mapping 68 Airborne geophysics 68 ground geophysical surveys 68 VTEM airborne surveys 68 NQ diamond 68 Geotech VTEM 68 geochemical assay 68 DEEPEM 68 petrological 68 airborne geophysical surveying 68 VTEM targets 68 Airborne EM 68 PdA Extension 68 geophysical surveys 68 helicopter borne VTEM 68 conductive zones 68 geophysical interpretation 68 downhole geophysical 68 radiometric surveying 68 InfiniTEM survey 68 soil geochemical sampling 68 airborne magnetic 68 airborne geophysical 68 ground geophysical surveying 68 Soil geochemistry 68 anomalies coincident 68 airborne magnetic electromagnetic 67 regolith mapping 67 Surface trenching 67 #km 2D seismic 67 surface trenching 67 IP Resistivity surveys 67 km induced polarization 67 geological mapping prospecting 67 VLF EM survey 67 Induced Polarization Resistivity 67 electromagnetic conductors 67 Mobile Metal Ions 67 IP chargeability anomalies 67 transient electromagnetic 67 aeromagnetics 67 aeromagnetic 67 mapping trenching 67 CSAMT survey 67 Anuri kimberlite 67 chargeability anomalies 67 ground radiometric surveying 67 geological mapping geochemistry 67 Tagpura 67 kilometer airborne magnetic 67 resistivity geophysical 67 anomalous radiometric 67 magnetic susceptibility 67 excavator trenching 67 EM anomalies 67 IP chargeability 67 scintillometer surveys 67 Klaza Zone 67 termite mound sampling 67 IP resistivity survey 67 Soil sampling 67 surface outcrops 67 Abitibi Geophysics 67 reconnaissance mapping 67 meter spacings 67 Geophysical Survey 67 Airborne Geophysical 67 geochemical 67 ZTEM 67 airborne magnetic anomalies 67 Electromagnetic EM 67 VTEM anomalies 67 EM geophysical 67 geological mapping geochemical sampling 67 airborne radiometric anomalies 67 MMI soil geochemistry 66 aeromagnetic survey 66 IP geophysical surveying 66 dipole dipole 66 Mankarga 5 66 MEGATEM II 66 Induced polarization IP 66 Magnetometer 66 Higo Blanco 66 borehole geophysics 66 electromagnetic EM geophysical 66 Preliminary metallurgical 66 VTEM 66 geochem anomalies 66 outcrop stripping 66 meter spacing 66 magnetite mineralization 66 auriferous zones 66 CSAMT surveys 66 Calandria Norte 66 molybdenite mineralization 66 outcrop exposures 66 auger geochemical 66 electromagnetic anomaly 66 Kasala Main Zone 66 soil geochemical 66 Cordero Porphyry 66 spectrometric 66 adit sampling 66 electromagnetic anomalies 66 basal till 66 Fugro airborne 66 downhole geophysics 66 mineralized outcrops 66 Calandria Sur 66 detailed aeromagnetic survey 66 IOCG targets 66 aeromagnetic anomalies 66 electromagnetic geophysical 66 radiometric survey 66 BHEM 66 dravite 66 airborne magnetometer 66 geophysics trenching 66 seismic refraction 66 rockchip 66 WDC# 66 surface geochemical sampling 66 Extension Occurrence 66 geologically mapped 66 Time Domain Electromagnetic 66 MEGATEM 66 VTEM conductor 65 airborne magnetic anomaly 65 High Resolution Aeromagnetic 65 mineralogical studies 65 advanced argillic 65 gold anomalism 65 ground magnetometer surveys 65 scintillometer survey 65 Tres Juanes Norte 65 reconnaissance prospecting 65 anomalous chargeability 65 REE mineralized 65 litho geochemical 65 aircore drilling 65 Ntaka Hill 65 MMI anomalies 65 Radiometric surveys 65 IP chargeability anomaly 65 #WR# 65 #m@#.#g t Au [001] 65 IP geophysical anomalies 65 geochemical surveys 65 surface geochemical anomalies 65 airborne anomalies 65 airborne geophysics 65 induced polarization anomalies 65 Yaxtche deposit 65 magnetic geophysical anomaly 65 inversion modeling 65 stream sediment geochemistry 65 electromagnetic EM 65 borehole EM 65 MMI geochemistry 65 Tortigny deposit 65 airborne EM survey 65 MMI geochemical 65 Titan# 65 Huarabagoo 65 geochemically anomalous 65 geological mapping sampling 65 Z TEM 65 airborne VTEM survey 65 BIF outcrops 65 Alaskite Zone 65 mineralized intrusive 65 VTEM geophysical 65 Mag EM 65 previously unsampled 65 mineralization encountered 65 Itigi Manyoni Uranium 65 TDEM survey 65 magnetotelluric 65 Induced Polarization Survey 65 Fugro Ground 65 Azulitas 65 Harena 65 petrographic studies 65 mineralized skarn 64 Magnetic susceptibility 64 resistivity surveying 64 VLF EM surveys 64 Discovery Outcrop 64 geophysical interpretations 64 trench sampling 64 ground truthing 64 Adumbi Prospect 64 diamond drillholes 64 bedrock outcrops 64 Igunda 64 Nfante East 64 Itilima 64 drillcore 64 Klaza property 64 Cu Au mineralization 64 VLF surveys 64 geomechanical 64 anomalism 64 radiometric anomalies 64 hole RC# 64 coincident geochemical 64 aeromagnetic data 64 kimberlite breccia 64 Lone Pine Property 64 KIMs 64 excavator trenches 64 Aricheng West 64 disseminated sulphide mineralization 64 anomalous molybdenum values 64 DDH CF# 64 IP geophysical anomaly 64 resistivity anomalies 64 aeromagnetic anomaly 64 airborne magnetic survey 64 airborne magnetic surveys 64 Kay Tanda 64 REE bearing 64 holes #WR# 64 sampling geological mapping 64 Taricori 64 airborne electromagnetic AEM 64 auger sampling 64 talus fines 64 massive sulphide horizon 64 EM conductor 64 coincident induced polarization 64 lateral extensions 64 CSAMT geophysical survey 64 Reverse Circulation 64 AeroTEM 64 Surface sampling 64 aircore 64 sampling trenching 64 Reverse Circulation drilling 64 geophysical survey 64 geophysical surveys trenching 64 mineralized drill intercepts 64 HRAM 64 Ni Cu PGM mineralization 64 intersected mineralized 64 AHGZ 64 Cuiu Cuiu 64 dike swarm 64 EM anomaly 64 MEGATEM survey 64 conductive anomalies 64 Rusk Zone 64 gold geochemical anomalies 64 extensional drilling 64 anomalous soil geochemistry 64 Puajanca Zone 64 Quantec 64 gamma ray spectrometry 64 Kierens 64 Radiometrics 64 Gongondy 64 Etango deposit 64 manganese mineralization 64 ANIT 64 induced polarization anomaly 64 sub Athabasca unconformity 64 soil geochemistry surveys 64 Scintillometer 64 borehole Pulse 64 anomalous geochemistry 64 Bellechasse Timmins 64 airborne electromagnetic survey 64 Onkelo 64 holes MM# 64 radiometric prospecting 64 Magusi deposit 63 quartz vein stockwork 63 soil geochemical anomalies 63 Juanicipio Vein 63 Wona SW Zone 63 Emba Derho deposit 63 Completes Airborne 63 geochemical analyzes 63 Oshiveli 63 VTEM Survey 63 Cerro Amarillo 63 Reverse circulation 63 magneto telluric 63 Induced Polarization anomaly 63 soil geochemistry 63 sericitic 63 Detailed geologic mapping 63 backhoe trenching 63 resistivity anomaly 63 Gramalote property 63 magnetite BIF 63 NQ diamond drill 63 mapping geochemistry 63 Takom 63 aeromagnetic surveys 63 Sian Praso 63 Alaskite 63 Las Bolas deposit 63 Airborne Geophysical Survey 63 Nakru 63 airborne geophysical surveys 63 Drill Hole Locations 63 Golouma South 63 Accha deposit 63 Thor Trend 63 mineralized outcrop 63 trenching mapping 63 Longitudinal Section 63 coincident chargeability 63 Fofina 63 variography 63 soil sampling trenching 63 Quantec Geoscience Ltd. 63 Junnagunna 63 Resistivity 63 Golouma West 63 Ouro Verde deposit 63 Aircore drilling 63 gossans 63 Letitna 63 sulphide mineralized 63 Breccia Zone 63 coincident gravity 63 hematite mineralization 63 copper mineralization intersected 63 3D Seismic 63 Tantamaco 63 Mouchalagane 63 Koshaj 63 Forestel Zone 63 Microdiamond 63 approximately #km# [002] 63 radon anomalies 63 Carotare 63 Hibou dyke 63 gravity anomalies 63 radiometric 63 magnetite ilmenite mineralization 63 #m@#.#g t gold [002] 63 mineralogical analysis 63 geophysical anomaly 63 Dioulafoundou 63 Soil Geochemical 63 silica pyrite 63 NN Zone 63 lake sediment geochemical 63 drillhole 63 structural lineaments 63 MR# #C 63 anomalous soil geochemical 63 conductivity anomalies 63 Ciresata 63 mineralized quartz veins 63 VTEM survey 63 Yenac 63 Airborne Survey 63 gradiometer 63 Enzyme Leach soil 63 massive sulphide lens 63 Luhwaika 63 magnetite alteration 63 Central Mineralised Zone 63 Significant intercepts 63 Korkan target 63 Preliminary metallurgical testwork 63 Crone Geophysics 63 South Minita 63 Adi Nefas 63 felsic intrusive rocks 63 Domain EM 63 La Morocha 63 geochemical anomalies 63 mineralized dykes 63 dyke swarms 63 Gossan Hill 63 anomalous mineralization 63 Dubenski property 63 intersect mineralization 62 mineralized zones intersected 62 aircore holes 62 Sesmo Sur 62 AeroTEM II 62 Sipopok 62 mechanical trenching 62 Induced Polarization surveys 62 Pokukrom East 62 MMI anomaly 62 magnetic anomalies 62 anomalous zones 62 Geotech Ltd 62 km 2D seismic 62 copper molybdenum mineralization 62 El Orito vein 62 mafic intrusions 62 Senior Geochemist 62 gravity anomaly 62 underground delineation drilling 62 RAB drilling 62 Significant intersections 62 Emba Derho 62 Malrok 62 geophysical 62 Grandroy 62 copper anomalism 62 multielement 62 airborne electromagnetic anomalies 62 Pasfield Lake 62 geology geochemistry 62 uranium anomalism 62 untested geophysical 62 Tatajuba 62 Culebrilla 62 radiometric anomaly 62 Geotech Ltd. 62 Lower Acacus Formation 62 heap leach amenability 62 Au Cu mineralization 62 palaeochannel 62 detailed geological mapping 62 Mala Noche Footwall Zone 62 airborne radiometric anomaly 62 northerly trending 62 Eagle Nest deposit 62 sulphide lenses 62 Vargbacken 62 Highbank Lake 62 Zam Zam Shenkman 62 radiometric geophysical survey 62 Simuku 62 Aappaluttoq 62 Ruhuhu 62 chargeability highs 62 gamma ray logs 62 DUB# 62 #m@#.#g t gold [001] 62 preliminary metallurgical testwork 62 Puella Bay 62 VTEM conductors 62 Mineralized intercepts 62 #RB# 62 Infill Drilling 62 geophysical conductor 62 Zone Bambadinka 62 Yarumalito 62 geologic mapping 62 Geochemical analysis 62 electromagnetic conductor 62 Airborne Radiometric 62 Timmins Porcupine West 62 Bulk sampling 62 BHEM surveys 62 Kanosak 62 bulldozer trenching 62 flotation testwork 62 sulfide bearing 62 Bajo Negro vein 62 poly metallic mineralization 62 potentially bulk mineable 62 Fofina Zone 62 Induced Polarization IP chargeability 62 resolution aeromagnetic 62 Geodatos 62 MRC# [001] 62 Geotech Airborne Limited 62 previously undrilled 62 Cerro Moly 62 Okohongo 62 alaskite 62 induced polarization IP chargeability 62 stepout drilling 62 Farellon 62 Quebrada Verde 62 Segala Main 62 Geophysical surveying 62 Yanfolila 62 +# ppb 62 Tiriganiaq deposit 62 Y Zr 62 Nyota Prospect 62 radiometric readings 62 Soquem 62 molybdenum porphyry 62 La Mascota zone 62 Rio Zarza 62 NAD# [002] 62 quartz sericite alteration 62 Santa Pancha 62 Norlartic 62 Lac Mantouchiche uranium 62 Dogpaw Lake 62 auger drilling 62 Lac Cinquante 62 Dos Hornos 62 stockwork veining 62 stockwork breccia 62 Bellechasse Timmins deposit 62 Pampa Sur 62 MegaTEM II 62 Ni Cu PGM 62 Cerro de Oro 62 strikelength 62 Pitaloza 62 steeply dipping fault 62 Upper Bracemac 62 ankerite 62 HG Sulphide zone 62 Regcourt 62 evaporite 62 Hadal Awatib 62 Drillhole 62 gossanous 62 Fayolle Project 62 scintillometers 62 extensive artisanal workings 62 uranium mineralization intersected 62 geophysical geological 62 Airborne geophysical surveys 62 rock geochemistry 62 Significant assay 62 Darnley Bay gravity 62 Kaniago 61 Sulphide Shear Zone 61 vein breccia 61 Dombraly 61 Metallurgical testwork 61 chargeability resistivity 61 Norpax Deposit 61 Banded Iron Formation 61 Caracucho 61 Mineralized intersections 61 Laterite 61 sulphide bearing 61 CSAMT MT 61 Somituri Project 61 intersected kimberlite 61 vuggy silica alteration 61 geochemical samples 61 Hushamu 61 Siribaya mega structure 61 penetrating induced polarization 61 iron carbonate alteration 61 mineralized breccia 61 Toro Gregorio 61 alunite 61 porphyry mineralization 61 VTEM Versatile Time 61 Barkerville Mountain 61 Fugro Airborne 61 alteration mineralization 61 Analytical Protocols 61 Rare Earth Element REE 61 advanced argillic alteration 61 La Lechoza Prospect 61 ODAE 61 VTEM anomaly 61 Ida Dome 61 Dienemera 61 veins stockworks 61 element geochemistry 61 Gradiometer 61 Sissingue 61 UTEM survey 61 downhole EM 61 Diamond Drill Hole 61 Pinwheel Zone 61 Bajo Negro 61 mechanized trenching 61 Kinyambwiga gold 61 airborne geophysical survey 61 chargeability IP 61 Heap leach 61 auriferous mineralization 61 kimberlite indicator minerals 61 Drill Intersections 61 #WA 61 supergene zone 61 hole LL# 61 Takom Zone 61 OTD# 61 #:# scale 61 Sulphide Zone 61 Encino Vein 61 Au Cu Ag 61 geochemistry geophysics 61 Sinchao Property 61 REE Y Zr 61 Canariaco Sur 61 chalcocite covellite 61 untested geophysical anomalies 61 El Compas 61 saprolitic 61 DDH #B 61 Sicera Norte 61 GEOTEM survey 61 geophysical induced polarization 61 La Bodega zone 61 Abitibi Geophysique 61 Assay Results 61 detailed airborne geophysical 61 Cerro Vetas 61 Minita deposit 61 Rovina porphyry 61 Epithermal 61 Anomalous values 61 Ciresata Porphyry 61 Geochemical 61 Veta Minitas 61 geophysical datasets 61 exhalite 61 Kena Property 61 anomalous Au 61 Zafranal Main Zone 61 quartz ankerite 61 Atikwa Lake property 61 stockwork vein 61 geochemical anomaly 61 Namoya Summit 61 silicified zone 61 Volcanogenic Massive Sulphide VMS 61 relogging 61 delineation drill 61 spectrometer readings 61 Jahodna 61 magnetic VLF EM 61 Kavola East 61 mafic intrusives 61 aerially extensive 61 Guayabales 61 airborne EM surveys 61 DDH# [001] 61 nonsampling errors 61 #m@#.#g t [006] 61 Drilling Confirms 61 spodumene pegmatite 61 seismic reprocessing 61 Chimiwungo 61 intrusive breccias 61 Nortec Minerals 61 Systematic sampling 61 Sourdough Ridge 61 Copaquire 61 EW trending 61 element geochemical 61 East Acma 61 corehole 61 Geochemical analyzes 61 chargeability anomaly 61 Lipena 61 McPhar 61 Induced Polarization geophysical surveys 61 JAK Zone 61 outcropping veins 61 Lower Skarn 61 Fayolle Property 61 Ticho Project 61 Oro Amigo 61 vein swarms 61 geological geophysical 61 Sleeping Giant Zone 61 volcanogenic massive sulfide 61 silicification quartz 61 anomalous radioactivity 61 Roughrider Uranium Deposit 61 2D seismic survey 61 bedrock conductors 61 alluvial workings 61 Marta Este 61 massive sulphide lenses 61 Calvario Vein 61 layered ultramafic 61 geologic interpretations 61 hole LC# 61 2D Seismic 61 geophysical targets 61 anomalous uranium 61 Suuri 61 crestal 61 Renard cluster 61 Drill Hole Results 61 holes #RB# 61 intersected mineralized zones 61 Athabasca unconformity 61 Inter Citic Reports 61 sulphide mineralization intersected 61 ultramafic intrusives 61 mafic intrusive 61 ultramafic sequence 61 vein stockwork 61 termite mound geochemical sampling 61 Artavasdes 61 Mechanical trenching 61 Ayelen Vein 61 eluvial deposits 61 Rojo Grande 60 Yaramoko 60 Terraquest 60 reservoir sandstones 60 mineralized alteration 60 True thicknesses 60 subhorizontal 60 kimberlitic material 60 hole CJV 60 magnetite bearing 60 Diamond Drill 60 Las Carolinas 60 mineralized shear zone 60 kilometer Induced Polarization 60 Schaft Creek deposit 60 silicified outcrops 60 Nemegosenda Project 60 Black Thor chromite 60 stream sediment 60 MPD# 60 section #N [002] 60 spodumene bearing 60 Colnic 60 bulk tonnage mineralization 60 geological mapping 60 geological interpretations 60 Maybrun 60 outcrop subcrop 60 Dubenski Shaft Zone 60 geologic geochemical 60 Kalana Mine 60 El Domo deposit 60 Snowfield Zone 60 Mistassini property 60 hydrothermally altered 60 mineralized occurrences 60 petrography 60 Au Ag mineralization 60 geochemical sampling 60 Chiis 60 airborne magnetometer survey 60 calcrete sampling 60 Malartic Lakeshore property 60 Section #E [004] 60 VTEM geophysical survey 60 Shirotnaia zone 60 kimberlitic 60 unoxidized 60 Delineation drilling 60 DB#B# 60 #ppb gold 60 Ronguen Main Zone 60 Felsic 60 Wasamac property 60 Zamora Batholith 60 holes RR# 60 magnetometric survey 60 hole WAT# 60 AeroTEM survey 60 hole MD# 60 palaeochannels 60 sheeted quartz 60 drill hole RMZ# 60 quartz sulphide vein 60 stratigraphically below 60 West Pequop 60 quartz stockworks 60 lithogeochemical samples 60 Spectroscopic 60 Western Porphyry Zone 60 epithermal alteration 60 Uskawanis 60 Pokukrom West 60 skarn zones 60 Gwabe 60 intersected silicified 60 Yaxtche zone 60 silicified rocks 60 gossan 60 electromagnetic geophysical surveys 60 NQ diameter 60 Langmuir Discovery 60 Kobada 60 Guajes West 60 Kangaluwi 60 underground adits 60 intersected sulphide mineralization 60 Cretaceous Jurassic 60 volcanic stratigraphy 60 antimony mineralization 60 Paso Yobai 60 Scadding Gold 60 sidewall cores 60 Espuelas Canyon 60 IOCG mineralization 60 wallrock 60 Kuriskova 60 Metallurgical Testing 60 anomalous REE 60 Leprechaun Deposit 60 olivine rich 60 Main Homestake 60 gravity gradiometry 60 Hangingwall 60 Fossey Zone 60 LURC# 60 Moly Brook 60 Pidgeon Molybdenum Deposit 60 Radiometric Survey 60 Memouniat Formation 60 Greenschist Zone 60 carbonatite complex 60 Las Bolas structure 60 polarimetric 60 DEBD 60 Middle Eocene 60 rhyolite domes 60 Haquira East 60 LTD# 60 Birkhead Formation 60 kimberlitic bodies 60 South Barnat 60 EXD# 60 Palito Main 60 Carheil 60 tonalite 60 reconnaissance geological mapping 60 Vetas Gold 60 #m@#.#g t Au [004] 60 stringer mineralization 60 petrophysical evaluation 60 El Domo 60 Mt Penck 60 strongly silicified 60 geochemical signature 60 Los Candelones 60 inferred resource calculation 60 Accori 60 geophysics geochemistry 60 gamma spectrometry 60 #:#,# scale [002] 60 Cu Au Mo 60 Big Daddy Chromite 60 Roughrider uranium deposit 60 eluvial 60 Explor Resources 60 TerraX 60 Djambaye II 60 bearing sulphide mineralization 60 McFauld West 60 Mankarga 60 Clay Howells 60 Cumpie Hill 60 VVGD 60 granodiorite porphyry 60 quartz muscovite