Related by context. All words. (Click for frequent words.) 69 Kambuna Field 67 Bontang PSC 66 Oyong 65 Block L#/# 65 Kutai PSC 64 East Kalimantan Indonesia 64 Kakap 64 Natuna Sea 63 Jabung 63 Cooper Eromanga Basins 63 Matsitama Project 63 JPDA #-# 63 Repsol Exploracion 63 PETRONAS Carigali 63 Maleo gas 63 Kangean 63 Masela block 63 Tambang 63 Bonaparte Basin 63 PERTAMINA 62 Maleo 62 Sonangol Angola 62 Phu Horm gas 62 Brantas 62 Sebuku 62 Madura Strait 62 Tangguh LNG project 62 Glagah Kambuna 62 Sangatta 61 Bontang LNG plant 61 Donggi Senoro LNG 61 NT/P# 61 Takutu Basin 61 Bengara II Block 61 Block G#/# 61 Macusani uranium 61 Glagah Kambuna TAC 61 Ucayali Basin 61 Kutei Basin 61 Tangguh liquefied natural 61 Gehem 61 Pangkah 61 Phu Horm 61 Gajah Baru 61 Mt Muro 61 Chubut Argentina 61 Madura BD field 61 Tungkal 60 Toka Tindung Gold 60 HBB properties 60 Tangguh LNG plant 60 Cepu Block 60 Exploration BV 60 Powerful quake jolts 60 Greater Angostura 60 VIC/L# 60 subsidiary Continental GeoPetro 60 Bengara II Ltd. CGB2 60 Wytowno S 1 60 Deepwater Tano Block 60 Montes del Plata 60 Makassar Straits 60 Ephindo 60 Deepwater Tano License 60 Kufpec 60 Putumayo Basin 60 Bayu Undan 60 Tabar Islands 60 Chucapaca 60 Pampa Melchorita 59 PT Arutmin 59 PT Energi 59 Cepu block 59 South Angsi 59 Ujung Pangkah 59 Gumusut Kakap 59 Reefton Goldfield 59 Maruwai 59 Bintuni Bay 59 BPRL 59 Block #/#a [002] 59 Petronas Carigali 59 Talisman Energy Norge AS 59 Didipio Project 59 PT Medco Energi Internasional 59 JPDA 59 Porphyry Project 59 Potrerillos 59 PT Elnusa 59 Kairiki Energy 59 Ocensa 59 Mamahak Coal Project 59 Thungo 59 PT Medco 59 Porphyry Copper Gold 59 Suroriente Block 59 Block B#/# 59 Kebabangan 59 Persero 59 Cerro Verde mine 59 Kaltim Prima 59 Pinos Altos mine 59 Senoro 59 Mahakam Block 59 Nido Petroleum 59 Bongará 59 Pendalian 59 North Lanut 59 PT Pertamina Persero 58 Bontang LNG 58 Singida Londoni gold 58 Ndovu Resources 58 Borosi 58 Okume Complex 58 Kaltim 58 Palmar Largo 58 Ruvuma Basin 58 Pertamina EP 58 Minera Alumbrera 58 co venturer 58 Petronas Carigali Overseas 58 Patricia Baleen 58 Jambi Merang 58 Nockatunga 58 Partitioned Neutral Zone 58 Chaza Block 58 Tasour 58 Sipetrol 58 Tujuh Bukit Project 58 Bau Gold 58 Talora Block 58 Constancia copper 58 Bayu Undan LNG 58 Technip Oceania 58 KUFPEC 58 Chaza block 58 Canaguaro Block 58 Chevron Wheatstone 58 PT Perusahaan Gas 58 Galoc Field 58 ZPEB 58 Gryphon Exploration 58 PVEP 58 Mkuju 58 CABGOC 58 Gosowong 58 Bengara II 58 Mnazi Bay 58 PT Pertamina EP 58 Maranon basin 58 Thailand PTTEP 58 alluvial diamond mines 58 Wheatstone liquefied natural 58 Nido Petroleum Limited 58 Malampaya natural 58 Droujba kimberlite pipe 58 Tanjung Jati B 58 Kupe Gas 58 Chandgana Khavtgai 58 Tintaburra Block 57 Trenggalek 57 Pasangkayu 57 block #/#b 57 onshore Gabon 57 Dukwe Project 57 T/#P 57 Lagosta 57 JDZ Block 57 BRL Venture 57 Songo Songo 57 Tulawaka 57 Mamahak 57 Asamera 57 Galoc Production Co. 57 Putumayo basin 57 LNG liquefaction plant 57 farmee 57 Okoro Setu 57 Mahakam 57 Likonde 1 57 Mkuvia Gold Project 57 Asankrangwa Gold Belt 57 Petroliam Nasional 57 Simberi Island 57 Gunnedah Basin 57 Suralco 57 Lapa mine 57 B#/# license 57 Pancontinental 57 Mandiri Utama 57 Basker Manta Gummy 57 Sarulla 57 Batu Hijau copper 57 Tollways Corp. 57 Benga coal 57 MedcoEnergi 57 PetroVietnam Exploration 57 Daguma coal 57 PT Medco Energi 57 Investcan Energy Corporation 57 Tampakan copper gold 57 Ebok Field 57 Mecaya 57 Budong Budong 57 Duck Pond copper 57 Woollybutt 57 Gryphon Marin 57 Licence PL# 57 ATP #P 57 Newmont Ahafo 57 Wandoo 57 PT Energi Mega Persada 57 Agbami Field 57 offshore Taranaki Basin 57 Gendalo 57 Dussafu 57 Puesto Morales Rinconada Concession 57 Buganviles Block 57 Ganarin 57 Kalegran 57 Pallancata silver 57 Neuquén Basin 57 Morichito Block 57 Kizomba B 57 license PL# 57 Carigali 57 Durimu oilfield 57 Donggi 57 Mkuvia Alluvial Gold 57 Puesto Morales 57 Petronas PETR.UL 57 Wayang Windu 57 Energy Searcher 57 Tasiast gold 57 Sulawesi Maluku 57 Petroliam Nasional Berhad Petronas 57 Mulatos Mine 57 Liuhuanggou Project 57 Gendalo Gehem 56 Lakanfla 56 Wheatstone LNG project 56 Tombua Landana 56 Karara Mining 56 Entree Ivanhoe Mines 56 Diamantes de 56 Bongkot 56 Llanos Orientales 56 Basker Manta Gummy BMG 56 Oselvar 56 Carnarvon basin 56 Kalimantan Indonesia 56 Piltun Astokhskoye 56 Marulk 56 Metro Manila Skyway 56 CalEnergy 56 2D seismic survey 56 Imwauna Project 56 Galoc Production 56 Maricunga Project 56 Besbolek 56 offshore Otway Basin 56 Poracota 56 Beetaloo Basin 56 Amanta 56 Arckaringa 56 PT Bukit Asam 56 Awak Mas 56 La Caypa coal 56 Bulungan 56 Block #/#d 56 AA ONN 56 Fenix Project 56 Cheleken Contract Area 56 Nyanzaga 56 Quebec Lowlands 56 Newdico 56 Wandoo Petroleum 56 onshore Taranaki 56 Cozamin copper 56 Gaoua copper gold 56 Burnakura Gold Mine 56 Rovuma basin 56 Costayaco field 56 Kouroussa Gold 56 Mount Rawdon 56 Soumber deposit 56 Cusiana 56 La Maye 56 Tangguh 56 subsidiary VAALCO Gabon 56 Kalabity 56 Ltd. TSX NKO 56 Platong Gas II 56 Evans Shoal 56 Shyri 56 Sonangol EP 56 Abanico 56 Kitan discovery 56 MDPP 56 Bawean 56 Clarence Moreton 56 Coiron Amargo 56 Kambuna field 56 Pelangan 56 Vic/P# 56 Taganito 56 Caddo Pine 56 Goldex Mine 56 Honeymoon uranium 56 MLNG Tiga 56 Odoptu 56 Kalana Mine 56 Wiluna uranium 56 Sardine Hill 56 Vaca Mahuida 56 Cheleken 56 Wijaya Karya 56 Antilla Project 56 Sepon copper 56 Browse Basin offshore 56 Cumpie Hill 56 Marban deposit 56 Rio de Oro 56 Muara Enim 56 Kinsale Head 56 PT Aneka Tambang Tbk 56 Benzdorp 56 ATP#P 56 Camago Malampaya 56 Technip Awarded Contract 56 PT Graha 56 Bina Bawi 56 Petroliam Nasional Berhad PETRONAS 56 Elang 56 Magistral Project 56 Asumura gold projects 55 Polymetals 55 Mahakam Delta 55 Ordos Basin 55 Akzhar 55 Aurizona gold 55 Kalumines 55 Yoquivo 55 mineral tenements 55 Kilimapesa Gold 55 Taranaki basin 55 Gramalote 55 Sorowako 55 Platong 55 Georgina Basin 55 Frade Field 55 Kutai Kartanegara 55 Morowali 55 Malampaya gas 55 Mahakam block 55 Gladstone LNG GLNG 55 Kodeco 55 PNOC Exploration 55 Lipena 55 Tete Province 55 Manantial Espejo silver 55 Moorvale 55 Thai PTTEP 55 PT Antam Tbk 55 CNODC 55 Fuwan Silver Deposit 55 Commences Drilling Operations 55 NAMCOR 55 Escondida Norte 55 Liuhua #-# 55 Puerto Barco 55 Delta Dunia Makmur 55 San Jacinto Tizate 55 Tolukuma gold 55 Batu Hijau mine 55 Yaramoko 55 Suralaya 55 Carnarvon Basin offshore 55 Citra Metro Manila 55 Sagittarius Mines 55 Wintershall Norge ASA 55 Douay Ouest gold 55 Kakanda Project 55 Bersaing 55 JDZ Block 4 55 Nido Petroleum Ltd. 55 CGB2 55 LUKOIL Overseas 55 Wheatstone LNG 55 Gorgon Project 55 Joslyn oilsands 55 Ichthys LNG 55 El Tapau 55 Biliton 55 Karakuduk 55 Maranon Basin 55 Mina Vieja 55 Norne field 55 Coal Seam Methane 55 Pertamina PTM.YY 55 Zona Alta 55 Riau Jambi 55 Berau 55 Block #BB 55 Gippsland Basin 55 RWE Dea Norge AS 55 Exmouth Sub 55 undrilled prospects 55 Blackford Dolphin 55 Carbones Colombianos del Cerrejon 55 Otway Basin 55 PT Aneka Tambang 55 JAKARTA XFN ASIA 55 Cortez Joint Venture 55 Cuu Long Basin 55 Cepu oilfield 55 Itafos 55 Pinglu Project 55 GEPetrol 55 Pacific LNG APLNG 55 Petroliam Nasional Bhd 55 Mobil Cepu 55 Obangue 55 Simuku 55 ferronickel smelter 55 Pucarana 55 Mafumeira Norte 55 Etame Marin 55 JVCO 55 FLNG vessel 55 GNL Quintero 55 Obotan 55 Kambuna 55 Romang Island 55 Coking Coal Project 55 Noroeste Basin 55 Cloncurry Copper Project 55 Dikulushi copper silver 55 Awak Mas project 55 PetroHungaria 55 Exmouth Plateau 55 de Angola Sonangol 55 Acoje nickel project 55 Mutoshi 55 Los Helados 55 Fougadian Exploration Permit 55 Cerro Quema 55 Urucu 55 Benga Coal Project 55 Receiving Terminals 55 Xstrata Coal Donkin 55 Catatumbo Basin 55 Nyuni 55 Sharyn Gol 55 Blacktip gas 55 El Merk 55 Reyna de Oro 54 Gumusut 54 AuDAX 54 Morococha mine 54 Changbei gas 54 Salar de Salinas Grandes 54 Mundo Minerals 54 Chayvo field 54 Guayuyaco Block 54 polymetallic mine 54 Mvelaphanda Exploration 54 Penjom 54 Marcona copper 54 Ebouri field 54 Exploration Permits 54 Dalma Energy 54 AK6 diamond 54 Prestea Underground 54 Las Calandrias 54 firm PT Pertamina 54 Dvoinoye deposit 54 Wilcherry Hill iron ore 54 Block L9 54 spokesman Siddharta Moersjid 54 AC/P# 54 Godah # 54 Lydian wholly owned 54 Ras Laffan Qatar 54 Malaysia Petroliam Nasional 54 GoviEx 54 PT Inti 54 Suramadu Bridge 54 Landana 54 Reverse Circulation drill 54 Lithium Brine 54 PEP# [002] 54 Alexander Rheeney 54 SOMIKA 54 Zijinshan Gas Asset 54 Segilola 54 Sergipe Alagoas 54 Papua Barat 54 Moris mine 54 Isambara 54 Mullaquana 54 Bredford Dolphin 54 Mineros Nacionales 54 Sumbawa regency 54 Tsiengui 54 Costayaco Field 54 WPG Resources 54 West Sumbawa regency 54 assumed operatorship 54 Woodside Browse 54 NW Shelf 54 Brazil Odebrecht 54 Azeri Chirag Gunashli offshore 54 Seberaba 54 Paralana 54 Petromonagas 54 Etinde Permit 54 Gurupi 54 Elnusa 54 Petroleum Prospecting License 54 farmin agreement 54 Kutai Basin 54 Southeast Sulawesi 54 Kay Tanda 54 Tampakan Copper Gold 54 Curipamba 54 Palawan Basin 54 geomarket 54 Maruwai coal project 54 Corocoro 54 Reconcavo 54 Entrerrios 54 Yinka Folawiyo Petroleum 54 Powerful Earthquake Hits 54 Andina SA 54 Turkiye Petrolleri AO 54 Donggi Senoro 54 Citarum 54 Parson Pond 54 Sumber 54 Carnarvon Petroleum 54 Mahakam River 54 Ore Fault Property 54 Chim Sao 54 ONHYM 54 Mangistau 54 Esso Exploration 54 subsidiary Esso Exploration 54 Deepwater Tano license 54 Adavale 54 Minera Yanacocha 54 Sulige 54 Kinsevere copper mine 54 Banyu Urip 54 Canplats Camino Rojo 54 Corriente Copper Belt 54 Medco Energi 54 Kalimantan Sulawesi 54 Sulawesi Indonesia 54 Sakoa 54 Cerro Casale gold 54 Kaunisvaara Project 54 Qua Ibo 54 Ambalat Block 54 Kwanza Basin 54 PNG LNG project 54 Arutmin 54 % Kinross/# 54 Madang province 54 Avanco 54 Petronas Carigali Sdn 54 Omo Block 54 Tulawaka Mine 54 Andacollo copper mine 54 Ltd. Joins OTCQX 54 Xihu Trough 54 Na Kika 54 block G#/# 54 Accelerated Feasibility Study 54 Takutu 54 Nigerian Agip Exploration 54 La Falda Project 54 Tulawaka Gold Mine 54 Makeevskoye 54 Mexilhao 54 Bloodwood Creek 54 Malaysia Petroliam Nasional Bhd. 54 Swiber Offshore 54 Okwok 54 Gramalote property 54 Uracoa 54 Jeruk 54 Inhambane province 54 Kiniero mine 54 BZ# 2S 54 Macusani Uranium District 54 Toka Tindung 54 Artumas 54 PAM Botswana 54 SONANGOL 54 Ichthys liquefied natural 54 Yetagun 54 WA #P 54 AndeanGold 54 Zitong Block 54 SNEPCo 54 Tanjung Bin 54 ExpatForum.com 54 Calamian 54 PetroFrontier 54 Internasional Tbk 54 Thrace Basin 54 Daan Mogot 54 Petrodorado 54 Tangguh project 54 BG Norge AS 54 Vilje 54 Avnel Gold 54 Khor Mor 54 Tirisano Diamond Mine 54 Bangka Island 54 Angas mine 54 Sosina Exploration 54 Sheikh Adi 54 Darajat 54 Tumipampa property 54 Murzuq 54 Padcal mine 54 Goldpines 54 Ambalat block 54 Browse basin 54 Titiribi 54 Minera Petaquilla SA 54 Sociedad Punta del Cobre 54 2D Seismic 54 Amapari Mine 54 Uzboy 54 Sabodala gold 54 Libertad Mine 54 Blina Diamonds 54 Operatorship 54 Camisea natural 54 Sangu gas 54 Tammela Lithium Tin Tantalum 54 Boyongan 54 Petroleum Prospecting Licence 54 Ngayu 54 Cauvery Basin 54 Esso Angola 54 Escalones 54 Poly Metallic 54 Stolthaven 54 Buckskin Mesa 54 Daguma 54 Amayapampa 54 Eersteling 53 Simfer 53 Boxey Point 53 Indonesia PT Aneka 53 FALC JV 53 Energi Mega 53 Riversdale Benga 53 Sintezneftegaz 53 PT Paiton Energy 53 Atrush Block 53 Copler Gold 53 Callao Port 53 Pinaya 53 Mambare 53 trln cubic feet 53 Maghena 53 Medco Energi Internasional 53 Aflease Gold Limited 53 Clough AMEC 53 Madang Province 53 Inata gold 53 Niblack Project 53 Skukum 53 PT Pukuafu Indah 53 Concession L# 53 Cano Sur 53 Greater Plutonio 53 Bengara II PSC 53 Petronas Carigali Sdn Bhd 53 Peregrino field 53 Penészlek 53 Powerful Earthquake Strikes 53 L8 D 53 SOQUEM INC. 53 Covenas 53 Vila Nova iron ore 53 Vinata Property 53 Serica Energy plc Serica 53 Invicta Project 53 Coogee Resources 53 Etango Uranium Project 53 Ustyurt region 53 Halmahera island 53 Beetaloo Basin Project 53 VIC/P# 53 PT Aneka Tambang Antam 53 Tirisano Mine 53 EPCM contract 53 Muthero 53 Moma Titanium Minerals 53 Donkin Coal Project 53 Rafael Urdaneta 53 Block LLA 53 Villebon 53 Eni Norge 53 Jacobina Mine 53 Salawati 53 Balongan 53 Goldpines North 53 Palapa Ring 53 OGX Maranhão 53 Jujuy province 53 Boikgantsho 53 La Preciosa joint venture 53 Komahun Gold Project 53 Kabanga Nickel 53 Katangan Copperbelt 53 block MLHP 53 Zapadno 53 Damang mine 53 Emerald Driller 53 Escondida copper 53 Kingsgate Consolidated Limited 53 WaveForm 53 Powerful Quake Rocks 53 MoveForward.com Limited group 53 Granherne 53 Salar de Diablillos 53 Det norske oljeselskap 53 Sechura 53 Exxon Neftegas Limited 53 El Sauzal gold 53 Tangguh LNG 53 Minergia 53 Sindirgi 53 Kinyambwiga gold 53 Kairiki 53 Cheal Mining 53 PT Adaro 53 East Kutai 53 Galoc oilfield 53 Alibek Field 53 Segilola Gold Project 53 Condor de Oro 53 Taranaki Basin 53 Cheowa 53 Rossing uranium mine 53 Wheatstone Project 53 Altynalmas 53 Moruga Block 53 Megamas Training Company 53 Gemsa 53 PT Indo Tambangraya 53 Curtis LNG QCLNG 53 Rayong Province 53 Geita Mine 53 Goulds Dam 53 Worsley Alumina 53 Chalchihuites 53 Indonesia Rajawali 53 Pajingo gold 53 Bintuni 53 PD1 deposit 53 Simandou project 53 Balandougou property 53 block L#/# 53 Zijinshan Asset 53 Castor UGS 53 Internasional 53 Parex Resources 53 Dong Mao Huo 53 Cilacap refinery 53 LNG regasification terminal 53 ECOPETROL SA 53 Vaquillas 53 Oil Prospecting License 53 Bullabulling Gold Project 53 PT Adaro Indonesia 53 GeoPetro 53 Mutineer Exeter 53 L#/# 53 Petoro AS 53 Aurum Exploration 53 Oro del Norte 53 Nyieme 53 Meliadine West 53 Ngalia Basin 53 Bosowa 53 Klaza property 53 Modder East gold 53 Batong Buhay 53 Grande Cote 53 #.# MW Palinpinon 53 Gibraltar copper molybdenum 53 CIECO 53 Pilunani 53 PetroleumBRUNEI 53 Cusiana Cupiagua 53 Cahora Bassa hydroelectric dam 53 CAMECO 53 El Chanate mine 53 megawatt geothermal 53 Newmont Nusa Tenggara 53 Mtsare Khevi Field 53 Dharoor Valley 53 Inmaculada gold 53 Ber Bahr 53 Calik Enerji 53 Phu Khanh Basin 53 East Belumut 53 Lupoto Copper Project 53 Queensland Surat Basin 53 Zafiro 53 Zambeze coal 53 Cerro Dragon 53 Esso Highlands 53 Songa Venus 53 Los Calatos 53 Gladstone Liquefied Natural Gas 53 #/#b [002] 53 Australia Gunnedah Basin 53 #/#d [002] 53 Greece Hellenic Petroleum 53 Ichthys LNG project 53 Sangihe 53 Pucamayo 53 EKCP 53 Lac Laparre 53 Plataforma Deltana 53 Paracatu mine 53 Jurong shipyard 53 Okwok Field 53 Chapudi 53 Production Sharing Agreement 53 Suntera 53 Geita Gold Mine 53 Inaja Project 53 Qualified Person overseeing Lydian 53 Singida Gold Project 53 tenement E#/# 53 Sociedad Contractual Minera 53 Urumalqui 53 Masila Basin 53 PT Inco 53 Sociedade Nacional de Combustiveis 53 Sud Tozeur 53 Liwan #-#-# 53 Javhlant license 53 Quebrada Blanca 53 Central Kalimantan 53 Esso Exploration Angola 53 Monto Coal 53 PT Bukit Makmur 53 PT Ephindo 53 Tungkal PSC 53 Jawa Barat 53 Cemento 53 NorAsian 53 Australia Julimar Pty 53 #/#a [004] 53 lateritic nickel 53 Phu Bia 52 Godah 52 Kouilou 52 Refugio Mine 52 Azeri Chirag Gunashli ACG 52 ZJS 52 Sanga Sanga 52 Kipoi Project 52 Shivee West 52 BPMIGAS 52 Juanicipio Joint Venture 52 Hunnu 52 Energi Mega Persada 52 Juruti bauxite mine 52 Donkin coal 52 Negara PGN 52 Toguraci 52 Odfjell Drilling 52 Entree Lookout Hill 52 Banjar Panji 52 Angola Endiama 52 Peculiar Knob 52 Grevling discovery 52 Neuquen basin 52 Guatiquia 52 Mactung 52 Chepica Mine 52 Manbarrum 52 Kapuas 52 Gorgon LNG Project 52 Dhirubhai Deepwater KG2 52 Suramadu bridge 52 Aseng 52 Lapaska property 52 Oranje Nassau Groep BV 52 Seismic Acquisition 52 Alumbrera copper 52 D6 Block 52 Longtom gas 52 Queiroz Galvão 52 Changbei 52 Valeura 52 Geocom 52 Sumatra Kalimantan 52 Apexindo 52 Muara Karang 52 Tindalo 52 PT Semen 52 Denver Julesburg DJ 52 Songa Dee 52 Qinnan Block 52 Farellon 52 Luisha 52 Pilanesberg Project 52 Austindo 52 Lunskoye 52 Minera Escondida 52 Runruno 52 PT Multicapital 52 Blocks #/#b [002] 52 Petrosea 52 Songo Songo Island 52 Whim Creek 52 Flin Flon Greenstone Belt 52 Taysan copper gold 52 Pacasmayo 52 Artha Graha 52 Phosphate Project 52 Amenas 52 Wa Lawra 52 Ltd. STO AU 52 Sergipe Alagoas Basin 52 Magnama 52 MangistauMunaiGas 52 Petroleum Norge AS 52 Mestiza gold 52 Amayo II 52 Gindara 52 Mkuju River Project 52 Llanos Basin 52 Ringhorne 52 Panax Geothermal 52 Channar iron ore 52 Acoje 52 Votorantim Metais 52 Los Azules copper 52 Changkeng 52 Vila Nova Iron Ore 52 Nyuni PSA 52 Phu Kham copper 52 Bajo de la 52 PT Bakrie Sumatera Plantations 52 Canahuire 52 Pembinaan 52 Dadiangou 52 Mkuju River 52 Seram Island 52 Alberta Oilsands 52 Tumpangpitu 52 Amapá 52 Greymouth Petroleum 52 Culebrilla 52 #MW CCGT 52 Bellekeno deposit 52 Beluga sapphire property 52 Homase 52 Yogyakarta Solo 52 Tartaruga Block 52 KEFI Minerals 52 Middlemount Coal 52 Donkin Coal 52 Uyun 52 Cerro Matoso 52 Etinde 52 Alumar refinery 52 Didipio Gold 52 ShaMaran 52 Moulavi Bazar 52 Meliadine gold 52 Tuvatu 52 Shahdaniz 52 Block #/#a [001] 52 El Abra 52 Tabakoto Segala 52 Sumatec 52 Cardon IV 52 Navidad silver 52 Frontier Exploration Licence 52 Los Chancas 52 Muara Tawar 52 Sekayu block 52 deepwater drillship 52 gold copper porphyries