133°00' 133°30' 134°00' 132°00' 132°30' 134°30' 135°00' 135°30' 11°00' 136°00' 136°30' 137°00' COBOURG PENINSULA JUNCTION BAY WESSEL ISLANDS 11°00' CROKER Lawson TRUANT ISLAND Island TECTONOSTRATIGRAPHY OF THE ISLAND McCluer Island CAPE WESSELS PORT PORT ESSINGTON BREMMER Minjilang Black Point McARTHUR BASIN Grant Island Darch MARCHINBAR Island ISLAND 30 RAWLINGS, D.J., 2001.

C O 50 050100Kilometres B L O L U Valencia 29 R Island G SCALE 1:1 000 000 GURIG

P NATIONAL PARK Wa E N I MOUNTNORRIS Albers Equal Area Projection, Central Meridian 133°30' EAST N S U L A BAY Standard Parallels 13°30' and 23°30' SOUTH North Geocentric Datum of 1994(GDA94) 11°30' Goulburn Island WESSEL ISLANDS 11°30' Murgenella South ARAFURA SEA Goulburn ARNHEM SHELF WALKER FAULT ZONE CALEDON SHELF URAPUNGA BAUHINIA BATTEN FAULT ZONEWEARYAN LAWN HILL FAULT SHELF SHELF PLATFORM Morse Island Wigram Island Island ZONE Endy Drysdale WEST EAST NORTH SOUTH NORTH CENTRAL SOUTH NORTH SOUTH Greenhill Algout Island Truant Island Warruwi 0 Ma Island AURARI Raragala Island UNDIVIDED CENOZOIC Q Cenozoic Sand, soil, alluvium, laterite, coastal deposits BAY Q Island Creek CENOZOIC Q 10 L Cretaceous Mudstone, sandstone, bauxite Jirrgari W Neoproterozoic-Ordovician Sandstone, mudstone, shale, limestone, dolostone, basalt Island Wigram ARRLA BROWN STRAIGHT Island UNDIVIDED CRETACEOUS Q SI Strangways Impact Granite gneiss breccia, melt rocks BAY 7 L CUNNINGHAM MESOZOIC L 100 ISLANDS Cotton McARTHUR BASIN - WILTON PACKAGE VAN DIEMEN 10 Xn Island Murgenella JUNCTION BAY W K1 R1 DALY BASIN Y Derim Derim Dolerite Dolerite & gabbro sills EL Astell L 50 Alger Daly River Group, IN Mooroongga ELCHO 28 THE ENGLISHIsland COMPANY'S ISLANDS ARAFURA BASIN GEORGINA BASIN GULF G T Island Antrim Plateau Volcanics, R2 Upper Roper Group Mudstone, shale (+/- carbonaceous), lithic-glauconitic sandstone, ooidal ironstone, O N E Island ISLAND 5 R A NG L Jindare Formation Goulburn and Bukalara Sandstone, Cox Formation, Nutwood Downs (Maiwok Subgroup) quartzose sandstone Entrance Wessels Groups and Antrim Plateau Volcanics, Top Springs Limestone from NT Geology Map

Wa River Island L Chronometric subdivisions R1 Lower Roper Group Quartzose sandstone, lithic-glauconitic-ferruginous sandstone, mudstone, shale BOUCAUT BAY Wa Crocodile Wd Wa Wg 545 (Collara Subgroup) (+/- carbonaceous) 60 Xn 30 Island 3 12°00' 65 SN South Nicholson Group Quartzose sandstone, siltstone, shale SI Strangways Impact LP10 ALLIGATOR RIVER Coopers King MILINGIMBI ARNHEM BAY Galiwinku 12°00' Field to ORDOVICIAN Zp Maningrida Ji-marda Y SOUTH Island 60 4 Howard 5 GOVE Bremer NEOPROTEROZOIC McARTHUR BASIN NICHOLSON McARTHUR BASIN - FAVENC PACKAGE 5 Island Bularriny Creek 15 Goomadeer 5 R1 Island Packages BASIN L K1 BUCKINGHAM BAY Inglis N Nathan Group Cyclic coarse-grained evaporitic-stromatolitic-ooidal dolostone, sandstone, siltstone; (Kakadu National Park) 7 CASTLEREAGH BAY (Rawlings, 1999 Y Y DERIM DERIM DOLERITE SUITE Y 1325 50 7 Island Matamata 5 Gutjangan Langarra AJES vol 46, minor conglomerate; synsedimentary basaltic sills, sandstone, mudstone Kd Milingimbi River K1 H2 Q p703-723) (Yalwarra Volcanics - Nb) (K.N.P.) L Q 5 Nimbuwah Q 50 75 NAPIER PENINSULA John O Karns Dolomite Cyclic coarse-grained evaporitic-stromatolitic dolostone, sandstone, siltstone FINKE BAY Gurrukgurr 15 ? H1 RS MELVILLE Garrata S I Mount Rigg Group Cyclic coarse-grained chertified evaporitic-stromatolitic-ooidal dolostone, sandstone, Zp River 3 Mallison BAY Xb Xn 35 R2 South River Rorruwuy Peter 30 R2 siltstone 3 Maparu Island Nicholson LP9 50 East 10 Mamadawerre 15

35 River 50 Yirrkala Group McARTHUR BASIN - GLYDE PACKAGE River 25 ROPER GROUP 2 50 10 Yanungbi 35 25 Oenpelli Sm F Fickling Group Dolostone, dolomitic siltstone, sandstone, shale (+/- carbonaceous) Narbarlek N Pg 31 Gumarrirnbang Ramingining Nangalala 65 1 Goomadeer FAULT Gove M3 Upper McArthur Group Chertified evaporitic-stromatolitic dolostone, dolomitic siltstone, sandstone,

5 WILTON 40 Mumeka ARNHEM BAY GOVE 65 35 Wa MB Sr R1 R1 R1 SN 1490 (Batten Subgroup) pyritic-carbonaceous shale; minor pink chert beds (tuff?) Woolen River Raymangirr Q PENINSULA South Liverpool PR 20 5 2 3 Cato 5 Pg M2 Middle McArthur Group Carbonaceous-pyritic shale & dolomitic siltstone, dolostone; minor pink chert beds (tuff?) Wildman impact 2 55 65 Cahills Crossing 4 structure 3 5 5 (Teena to Reward Dolomite) 6 Wa 30 32 BULMAN K1 Wa H3 Dhalinybuy Q 40 35 MESOPROTEROZOIC 40 3 20 M1 Lower McArthur Group Evaporitic-stromatolitic dolostone, dolomitic siltstone & sandstone, quartzose sandstone; Kb Wa "Old" River L MOUNT NATHAN L FLINDERS PENINSULA 5 LAWN HILL (Masterton Sandstone to Emmerugga Dolomite) minor basal conglomerate 10 Arafura RIGG GROUP Munmarlary Jabiluka K1 55 Zp 5 Gapuwiyak Karns PLATFORM Glyde River GROUP 12°30' 2 1590 V2 Upper Vizard Group Dolomitic & feldspathic sandstone, dolomitic siltstone, dolarenite Xn River Manmoyi Xn Nb 35 3 12°30' INN N O LP8 River Alligator L (Nagi Formation) Alligator 85 Cadell Dolomite 3 5 River River FAVENC V1 Lower Vizard Group Carbonaceous-pyritic shale & dolomitic siltstone, dolostone; minor pink chert beds (tuff?) A 10 5 3 R1 Dhanaya Kapalga Mudginberri GAPUWIYAK 80 Gurrumuru (St Vidgeon Formation) Alligator E River 5 Xn Pc 3 ARAFURA River ? 1600 Zp FAULT Xb B3 Upper Balma Group Dolomitic siltstone, sandstone, dolarenite, chertified evaporitic-stromatolitic dolostone; 50 10 FAULT SWAMP 5 5 Kd Kakadu HIGHWAY Zp RANGER Kd K1 HABGOOD BALMA McARTHUR (Yarrawirrie to Bath Range Formation) minor conglomerate & pink chert beds (tuff?) Village JABIRU Mirrngadja Gulbuwangay GROUP GROUP GROUP 45 Ranger 3 Wa 40 15 B2 Middle Balma Group Dolomitic mudstone (+/- carbonaceous), dolostone; minor pink chert beds (tuff?) 8 Dhupuwamirri Buckingham PR Goromuru H3 B3 VIZARD M3 (Vaughton to Zamia Creek Siltstone) FAULT Q Buymarr GROUP Magella Gali 10 Habgood Goyder 25 ? ? ? V2 B1 Lower Balma Group Mudstone, dolomitic siltstone, stromatolitic-evaporitic dolostone, sandstone, chert breccia Nourlangie FAULT Garrthalala F ARNHEM JIM JIM FAULT (Koolatong Siltstone & Strawbridge Breccia) West Camp L 15 RANGES 2 5 2 55 Q FAULT Dr H3 Upper Habgood Group Sandstone, dolomitic mudstone & sandstone, stromatolitic-evaporitic dolostone; River Yayminji Kb V1 Creek Wa Baiguridji PR 15 DB DB MB JF M2 1640 (Darwarunga Sandstone to Gwakura Formation) minor conglomerate NOURLANGIE Wyonga H2 B2 A 15 85 D Maidjunga 4 SAWCUT Durabudboi Liverpool Marlgowa 2

15 GLYDE 60 20 40 H2 Middle Habgood Group Mudstone, dolomitic siltstone, sandstone, stromatolitic chert 3 FAULT CALEDON Koongarra Kb K2 Donydji (Yarawoi Formation) Kd Dhunganda 10 30 Cooinda 25 BAY ? ? ? Zp Xm Wandawuy H1 Lower Habgood Group Mudstone; minor dololutite & sandstone K1 25 LP7 75 10 River (Slippery Creek Siltstone) 55 3 H1 B1 M1 70 I River Bukudal 70 Blyth DONYDJI 65 55 5 5 40 DB Durabudboi beds Dolomitic mudstone; minor stromatolitic-evaporitic chert FAULT GALI R1 5 13°00' ZONE 5 MB Mount Bonner Sandstone Conglomerate, sandstone River RANGES Fickling 70 River MOUNT EVELYN MOUNT MARUMBA BLUE MUD BAY Dd 13°00' Group 1670 5 JF Jalma Formation Sandstone, conglomerate, mudstone 4 B3 PORT LANGDON Deaf 5 River Gan Gan PARSONS K1 River MIRARRMINA 10 Kd FAULT Dr HIGHWAY RANGE ZONE Adder Creek I 15 McARTHUR BASIN - GOYDER PACKAGE 10 GROUP RS CR BS KAKADU Kb River Km I MITCHELL Kd Q JF PR PR Parsons Range Group Quartzose sandstone; minor siltstone & dolostone 3 5 15 NATIONAL 2 10 Pg 60 30 Baygurrtji ? FAULT Zp 40 PARK 25 1 RS Rorruwuy Sandstone Quartzose sandstone 15 15 GOYDER 4 25 ? FAULT Peters Quartzose sandstone, conglomerate Mann K2 Creek CR Coast Range Sandstone Pc 10 Kd CR Bamilyala Creek 2 ABORIGINAL LAND B1 FAULT Volcanics 1700 BS Burash Sandstone Quartzose sandstone McKAY 6 TRUST 60 60 SOUTH 75 Jim K1 10 10 Q R1 Djarrakpi TAWALLAH Jim Km 5 HILLS 2 Xb Dr Sr GV GROUP WATERFALL MITCHELL Balma 5 Kb ARNHEM LAND Gulpuliyul 20 10 KAKADU 10 25 CR 2 structure L 5 BADALNGARRMIRRI Tr McARTHUR BASIN - REDBANK PACKAGE 2 3 GV T2 Tr 1725 5 10 K2 Km Goodparla 10 G2 Sm K2 Upper Group Quartzose & lithic sandstone, mudstone, dolostone, shale; synsedimentary basaltic 15 B2 JF Round Hill J2 R1 15 Island Tb (Shadforth Sandstone to West Branch Volcanics) (+/- rhyolitic) sills & volcanics (Kb); dolerite sills (Kd); high-level microgranite plutons (Km) 20 10 Momob ZONE SHERIDAN Kb Dd Creek Gulpuliyul 5 1 Annie PR 60 Tm ALLIGATOR Kd K1 2 SPENCER K1 Lower Katherine River Group Quartzose sandstone; subordinate ferruginous sandstone, dolostone, mudstone; Zp Kd MATTAMURTA N Isle Td CREEK 5 Zg DONYDJI D S CREEK (Kombolgie Subgroup & Cottee Formation) minor conglomerate; basaltic volcanics (Kb); dolerite sills & dykes (Oenpelli Dolerite - Kd) 5 15 FAULT Woodah 15 GROUP GROUP 1740 5 E Nichol LP6 PLATEAU 35 D Donydji Group Lithic & quartzose sandstone, mudstone; minor conglomerate; synsedimentary rhyolitic K2 25 G BLUE Zg Island Kd 55 K1 L 15 Kb N sills & volcanics with minor basalt (Dr); dolerite sills & dykes (Dd) Mary River 10 10 7 3 5 5 FAULT L A CR 25 E 2 25 Kb Wilton 5 13°30' Goyder R 35 S Spencer Creek Group Quartzose & lithic sandstone, mudstone; shallow rhyolitic intrusions & volcanics (Sr);

River Tb MARY 30 impact 5 Pg Kb Gb Mary I Ngilipitji 5 MUD G2 J1 6 45 80 ROAD structure high-level microgranite plutons (Sm) FAULT 70 13°30' El Sherana 5 Q

FAULT PARSONS RANGE Walker B3 Xb R2 B1 G2 GV Gadabara Volcanics Alkaline intermediate volcanics

BULMAN PALAEOPROTEROZOIC Mary River Gimbat Burney K1 Td

T1 Roadhouse Coronation Hill 3 ZONE BAY Island KATHERINE GROOTE REDBANK G2 Upper Groote Eylandt Group Quartzose sandstone; subordinate conglomerate, mudstone; basaltic volcanics (Gb)

7 SHOWELL 5 River RIVER GROUP EYLANDT 5 Bulman Q 40 Hawknest North Point

K1 L 20 Y B2 GROUP (Alyangula Subgroup) 3 CORONET FAULT Island Island 1800 70 Pc Weemol 27 5 H Gandgananki Zp 2 Y 2 BICKERTON Zg G1 T North East G1 Lower Groote Eylandt Group Lithic & quartzose sandstone, conglomerate; rhyolitic volcanics (Gr)

L Bulman ??? FAULT A ISLAND 13 12 River N L Isles 25 (Bustard Subgroup) 1 B 5 G1 Moline 5 80 G2 RANGE Winchelsea Gr T2 Upper Tawallah Group Quartzose & lithic sandstone, mudstone, evaporitic-stromatolitic dolostone, shale 9 B2 5 FAULT 10 Island Katherine 2 G1 3 (Wununmantyala Sandstone to Echo Sandstone) (carbonaceous); synsedimentary basaltic sills & volcanics (Tb); dolerite sills (Td); 20 Gr G2 PORT Cullen Supersuite and 8 3 5 10 5 rhyolitic volcanics (Tr); high-level microgranite plutons (Tm) 5 LANGDON Jim Jim Suite (Pc) 10 Mt Catt R1 Gb 11 L Mainoru Waldar Pc E 1820 LP5 Sleisbeck 5 KOOLATONG T1 Lower Tawallah Group Quartzose sandstone; subordinate conglomerate, ferruginous sandstone, dolostone, 50 B3 RANGE Milyakburra Connexion Edith River and K2 10 Island Q El Sherana Groups (E) (Yiyintyi Sandstone to McDermott Formation) mudstone; basaltic volcanics (Tb); dolerite sills & dykes (Td) 14 20 2 10 EARLY BASIN VOLCANISM and PLUTONISM

L River G2 L I PARSONS Q J2 Upper Peters Creek Volcanics Shallow rhyolitic sills, basaltic & rhyolitic volcanics, shallow basalt-dolerite sills, mudstone, Pc FAULT 5 1835 Giddy Cliffdale Volcanics (C) and (Ptp1s to Ptp7) dolostone, sandstone, conglomerate 60 20 Gr Creek ALYANGULA 5 Suite Pg Nicholson Granite (Pn) E 10 I 10

5 J1 Lower Peters Creek Volcanics Sandstone, conglomerate, basalt BATH Umbakumba 1850 15 5 LAMBELL Kb 10 Rose Urapunga Mt Reid Scrutton (Wire Creek Sandstone & lower Buddawadda Basalt) ARNHEM5 R1 Granite Pu MRRhyolite UVolcanics C Pn C Birdie 5 River 20 Y Phelp 5 L N Q Angurugu Fergusson River 1870 BASEMENT - PALAEOPROTEROZOIC 14°00' 10 Gb 16 BARRAMUNDI OROGENIC UNITS E Edith River & Felsic volcanics, sandstone, mudstone, conglomerate; minor basalt KATHERINE FAULT URAPUNGA Mainoru 33 14°00' 15 2 17 CREEK Groote El Sherana Groups Kd Mountain CAPE BEATRICE 15 Valley 18 10 15 L YARRAWIRRIE PLAINS Eylandt Nimbuwah Mirarrmina Bradshaw MR Mount Reid Rhyolite Rhyolitic volcanics 5 3 L River XnComplex Complex Xm Xb Complex 34 LP1-4 19 Mount 2 R1 1 G2 U Scrutton Volcanics Rhyolitic to dacitic volcanics & shallow intrusions, tuff, sandstone Kd 15 Km 6 Todd 15 4 DALUMBU BAY 1880 20 Pc L GROOTE C Cliffdale Volcanics Rhyolitic to dacitic volcanics, tuff Edith R2 PRE - BARRAMUNDI UNITS

10 River River E NITMILUK R1 P Palaeoproterozoic granites Porphyritic to equigranular granite 2 EYLANDT Edith Falls NATIONAL 15 10 20 R1 Q K1 25 15 FAULT Pine Creek Grindall Murphy 10 ZONE 10 Wandu X Barramundi metamorphic Amphibolite-granulite facies gneiss, migmatite, granite, metasedimentary rocks Zp PARK Zp 10 Zp Supergroup Zg Formation Metamorphics Zm River Yehbakwa complexes 35 60 R1 Y 21 Manyallaluk (Eva Valley) 2 25 5 R2 L Y Z Pre-Barramundi Greywacke, siltstone, pyritic-carbonaceous shale, dolostone, sandstone, tuff; minor Branch 2500 Kd R2 Numbulwar metasedimentary successions mafic volcanics & sills; local schist & gneiss 10 5 5 NP Visitors centre E K2 15 CHAPMAN L Nanambu Kb K1 A A BASEMENT - ARCHAEAN FAULT Complex

Maud 15 Kb River A Archaean Granite, gneiss, schist, migmatite

Waterhouse Maiwok 55 ARCHAEAN West 30 10 Mampumampu Creek 5 FAULT L 10 Flying 40 CENTRAL Zp Wonmurri Maud 5 I 5 Pc 1 Creek 20 25 Fox Jalboi 10 Edward 5 HILL Y FAULT Island Manbullo KATHERINE R2 14°30' 70 FLYING

Maranboy RIVER R2 Clarence Tindal Barunga River 2 14°30' River 22 35 FOX Creek Wd E BOXALL Katherine Beswick Y HIGHWAY 3 FAULT Q Q 5 15 Q R2 25 20 JUMB ZONE 55 Y MR VIZARD Wuyagiba 10 Creek Pu R1 R2 5 50 L Wd 15 GULF Roper 35 15 PHELP STUART Urapunga 5 10 VICTORIA R2

15 Q 10 2 Ngukurr N MINES and PROSPECTS of the McARTHUR BASIN TECTONIC FRAMEWORK DILJIN Roper Bar River OF R1 26 10 FAULT 5 5 PORT ROPER Map No. Name Commodities major and minor Wd 15 5 133°30' 135°00' 136°30' 138°00' Q CARPENTARIA 1 Nabarlek U Moroak N St Vidgeon 15 Roper Maria 2 Jabiluka U-Au 10 Creek Island King 10 River 5 6 L Roper Nb 5 25 FAULT Y 3 Ranger U (Au) ARAFURA Creek V1 L R2 FAULT Q 15 4 Koongarra U (Au) 8 5 SEA 4 LIMMEN 5 Rockhole U (Au) MONEY Y 3 L 30 HIGHWAY 10 M3 6 El Sherana U (Au) SHOAL Wd Roper Valley N BIGHT Mataranka Elsey R1 BASIN

Mataranka Elsey 5 Y 15 7 Coronation Hill Au-Pd-Pt-U Homestead FAULT 3 23 8 Sleisbeck U

ZONE N V2 River 9 Coronet Hill Cu (Ag-Au-P) 12°00' 15°00' ROPER 132°00' 5 10 Mt Davis Cu (Ag-Pb) NHULUNBUY LARRIMAH Wd HODGSON DOWNS 5 MOUNT YOUNG 15°00' ?T2 11 Mt Diamond Cu (Ag-Au-Bi) 5 St Vidgeon HELLS PELLEW Creek L (Ruins) Beatrice 12 Moline Au ARAFURA River R2 Island

River 5 R2 13 Evelyn Pb (Ag-Au-Cd-Zn) River ?Tr R1 Q PINE BASIN Elsey 65 N L 60 20 15 Tb 14 Wandie Au CREEK JABIRU ZONE ARNHEM 10 35 80 5 Mountain GATE HINGELINE 15 Wolfram Hill W (Cu-Sn) INLIER INLIER 75 40 R2 2 16 Emerald Creek Sn MIRARRMINA 40 Wg Y 70 INLIER Hodgson Downs 17 Driffield Au BULMAN SI 10 ARNHEM FAULT Dry ZONE CALEDON Strangways impact (Miniyeri) 24 10 Towns 10 18 Horseshoe Sn (Cu) structure 5 13°00' 15 R2 19 Mount Todd Au 60 15 L 5 Tb 20 Maud Creek Au (Cu) L R1 FAULT

5 FAULT 21 Yeuralba Sn (W)

5 E L 5 5 22 Maranboy Sn Creek 10 20 FAULT

23 Elsey (Quarry) Limestone RANG 5 Y 65 FAULT Birdum N YIYINTYI 5 24 Roper Iron - Deposit W Fe

40 L Nathan L 50 10 RANGE T2 25 Roper Iron - Deposit M Fe MIRARRMINA 15 5 BATH T1 EMU Tb 26 Roper Iron - Deposit C Fe FAULT FAULT 15 5 Y M1 River R1 Q L 27 Bulman Pb-Zn Western STRANGWAYS 5 FAULT 20 SIR EDWARD PELLEW GROUP SHELF 15 28 Elcho Al 14°00' Hodgson 10 29 Easy Al 15°30' FAULT M3 10 West North 132°30' Arnold 30 Able Al River M1 Island Island 137°30' SHELF 15 M1 Creek 15°30' 31 Gove Al River L R1 WALKER Q WILLARA M2 Watson 5 10 32 Dhupuma Al Larrimah ?R1 Hodgson 5 T1 Island River FAULT 33 Groote Eylandt - Deposits A & F Mn URAPUNGA 10 Nathan KATHERINE T2 Rosie COX River Vanderlin 34 Groote Eylandt - Deposit D Mn Skull FAULT GULF Wg 35 Island 35 Eastern Creek Pb Western Creek LORELLA 20 Island Birdum Td FAULT Bing South West 36 Coppermine Creek Cu ZONE OF 2 20 HIGHWAY River Bight Bong Island

ARCHERS 37 Caranbirini Zn (Ag-Pb) H

5 Creek E CARPENTARIA URAPUNGA LL 15°00' 15 38 Berjaya Zn (Cu-Pb) H S 15 T2 GATE Centre INLIER I N 10 35 Lorella Springs M2 M1 Creek 39 Reward Pb (Zn) G Creek Island E LINE 15 FAULT 30 40 W-Fold Pb (Zn) Creek 5 Q Q Q Wg Bong 41 Emu Plains Pb (Zn-Ag) BAUHINIA L 15 T2

Nutwood ZONE R2 30 5 Warramana 42 McArthur River (HYC) Zn-Pb-Ag

40 TAWALLAH Downs Cox 10 35 5 Bing EMU Maryfield FOUR M1 Q PORT McARTHUR

Strangways 43 Ridge Pb (Zn) 15 44 Cooley deposits Cu-Pb-Zn Cox River 15 Creek DALY BASIN 30 ROSIE T2 20 15 45 Coxco Pb-Zn BATTEN DATA SOURCE Mantungula 5 5 15 Tb 10 5 46 Yah Yah Cu TAWALLAH 10 M1 47 Kilgour Cu R1 15 25 CARPENTARIA LAGOON MANTUNGULA T1 48 Darcys Cu 16°00' Limmen T2 5 10 River 55 FAULT 10 36 25 M3 49 Emu Diamonds A 16°00' LIMMEN 5 L SCRUTTON 133°00' CREEK Creek 50 Merlin - northern pipes Diamonds M2 20 15 INLIER FAULT BASIN DALY WATERS TANUMBIRINI Td 15 Manangoora FAULT McArthur R2 BAUHINIA DOWNS Tawallah U 138°00' 51 Merlin - southern pipes Diamonds L 10 ROBINSON RIVER 16°00' BEETALOO MALLAPUNYAH River 5 5 30 52 Mountain Home Zn Mine R1 BS R2 SUB-BASIN 25 20 N 53 Coanjula Diamonds (under cover) WEARYAN B River 25 10 5 Creek T1 L Bauhinia 54 Thor Pb (Zn) 15 Tr FAULT RANGE R1 BORROLOOLA SHELF 20 5 FAULT NT 55 Stanton Co-Ni (Cu) QLD Tb 40 M2 10 ZONE ZONE 10 Warby O/S 56 Running Creek Cu (Co) ZONE "Old" 20 25 Ryan Bend McArthur D Creek Tanumbirini Fault Zones C Kalala T2 57 Selby Phosphate (REE-U) CALVERT 17°00' 15 30 25 Wg L 20 58 Redbank Cu TAWALLAH Greenbank Mitchell-Flinders Thrust Belt Creek 59 Cobar 2 U (Au) Arnold Creek Bauhinia Tr Batten Downs 25 L SHELF Daly Creek 15 Emu 60 El Hussen U (Au) post - McArthur Basin Units 15 River Waters Lagoon 15 37 61 Eva Mine (Pandanus Creek) U (Au) Lawn Hill Platform and Creek R2 R1 South Nicholson Basin FAULT CARPENTARIA Billengarrah Seven 62 Norris Cu DUNMARRA and 15 10 30 Seven Emu McArthur Basin - troughs GEORGINA BASINS 15 30 20 25 EMU 63 Crystal Hill Sn (W) Fletcher 15 M3 2 25 N 64 Lead Hill Pb (Zn) 30 41 R1 McArthur Basin - shelves 50 0 50 100 150 kms Tanumbirini "Old" Seven A T1 42 McArthur River 65 Walford Creek Zn (Pb-Cu-Ag) M I E R 10 40 Emu U R P H Y I N L M3 43 66 Redtree & Namalangi U (Au-Cu) basement T2 38 River Lansen LAWN HILL PLATFORM A 40 10 44 35 67 Junnagunna U 15 Tanumbirini Broadmere 40 25 A Amungee Creek M1 20 39 20 R1 Creek L 5 30 16°30' Mungee HIGHWAY 20 Creek 20 T2 133°30' Barney Coxco Td 15 M2 R1 M1 45 HOT C 25 2 138°30' B R2 FAULT Queensland 16°30' 20 Wg 25 Spring Creek Sandy The Government does not warrant this map as definitive, nor free from October Leila Creek MALLAPUNYAH Wearyan C Glyde error and does not accept liability for loss caused or arising from reliance upon O information provided herein. N Foelsche River OT Downs FAULT 15 M2 40 BUKALARA River Tb M2 McArthur M3 River 15 Produced by, and plot on demand created by, Northern Territory Geological Survey, RANGE Foelsche impact Creek FAVENC RANGE SPRINGM3 structure Wg GEOLOGICAL SYMBOLS Cartographic Services, Department of Business, Industry and Resource Development, A BMR 1:250 000 scale 1st edition Q 20 5 Cape 15 Darwin, Australia. Issued under the authority of the Minister for Business, Industry and Balbirini ABNER RANGE ROBINSON Pungalina N Crawford 10 Geological boundary Resource Development, the Honourable PAUL HENDERSON, MLA. B BMR 1:250 000 scale 2nd edition 15 Stanton 55 15 L 49 Robinson Relief 15 River 56 Fault Base map complied by NTGS from 1:250 000 scale topographic data supplied by the C BMR 1:100 00 scale 2nd edition 20 FAULT M3 2 Td 5 River 3 2 National Mapping Division, Geoscience Australia, Department of Industry, Tourism and Creek FAULT R1 50 5 ZONE Calvert Running Fault concealed Resources, (formerly AUSLIG) Karns

D NTGS and AGSO 1:250 000 scale 2nd edition River Merlin R1 R2 45 Strike and dip of strata Compiled using overlays from the complete coverage of First Edition, and partial M2 30 51 Creek M2 M1 CALVERT 57 coverage of Second Edition 1:250 000 geological maps, published by the Northern 15 L 75 Wg Creek Strike and dip of inverted strata 10 48 M1 Northern Territory Territory Geological Survey and Geoscience Australia (formerly BMR and AGSO); 10 T2 O Tr Creek 15 52 augmented by preliminary bedrock interpretations in selected areas from high-resolution Mallapunyah FAULT Horizontal strata 20 35 N Q airborne magnetic surveys. 5 54 17°00' 15 60 134°00' William Strike and dip of foliation BEETALOO 10 10 DIGITAL DATA: Map data is stored in Microstation format (dgn). Map information can be WALLHALLOW 5 T2 10 Kilgour 10 CALVERT HILLS Tb 2 obtained from the NTGS as hardcopy plots and/or digital files. Information on formats L 20 17°00' Vertical foliation 46 River

25 Td Td Creek WESTMORELAND and release conditions is available from the NTGS Sales Counter, 3rd floor 15 Centrepoint Building, GPO Box 3000, Darwin NT 0801 - Phone (08) 89996443 or INDEX to 1:250 000 SHEETS T2 Td 34 Mine (listed in table) 10 5 Q Wg 10 Surprise Gold 58 Hartley Street, Alice Springs - Phone (08) 89515658, or visit the NTGS website at Newcastle "Old" T2 29 Creek T2 O Tm 130°30' 139°30' T2 40 Kiana Prospect or abandoned mine www.dbird.nt.gov.au/ntgs. 5 Tb Wg McArthur 11°00' 11°00' 10 Robinson 2 47 Redbank 2 Creek 10 23 Refer to this map as: Rawlings, DJ, 2001. Tectonostratigraphy of the MELVILLE COBOURG JUNCTION WESSEL TRUANT Wg T1 10 Quarry 10 Creek McArthur Basin (1:1 000 000 scale map). ISLAND PENINSULA BAY ISLANDS ISLAND Kiana 58 Redbank Td Q T1 Calvert Wollogorang Impact structure Darwin, Northern Territory Geological Survey. Creek Hills MAP LOCALITY 5 L Td Tb Tb 5 Compiled: 2001 - D J Rawlings ALLIGATOR Bluey DARWIN MILINGIMBI ARNHEM BAY GOVE 4 10 Creek RIVER L 15 Cartography: 2001 - J A Christie T2 T1 T2 Creek 20 20 T2 20 Westmoreland This map printed on: 30 December 2001 MOUNT MOUNT BLUE MUD PORT Settlement 3 PINE CREEK 3 L EVELYN MARUMBA BAY LANGDON Creek 5 T1 Seigal 10 Lagoon TOPOGRAPHICAL SYMBOLS FERGUSSON ROPER CAPE Wg Hells Gate Roadhouse Tb 20 (Cliffdale Stn) KATHERINE URAPUNGA NORTHERN 17°30' 10 RIVER RIVER BEATRICE 134°30' Branch Highway FAULT 3 Northern TERRITORY QUEENSLAND 67 66 30 Coanjula 59 17°30' Secondary road 3 60 Redtree Territory Northern HODGSON MOUNT AUSTRALIA Puzzle 10 Q 15 15 DELAMARE LARRIMAH PELLEW 8 5 Pn Vehicle track Territory 20 DOWNS YOUNG WESTERN T1 T1 Geological 10 Government AUSTRALIA Td C Proposed railway SOUTH HIGHWAY Creek T1 Cliffdale Survey Department of Business, VICTORIA DALY BAUHINIA ROBINSON AUSTRALIA L Creek Pn Territory and state border Industry and Resource TANUMBIRINI MORNINGTON Shandon Downs B A R K LY C RIVER DOWNS DOWNS RIVER NEW 61 Development WATERS 62 15 Q National park and Aboriginal SOUTH L J1 Pn Snake Creek Land Trust boundary WALES Creek Wg 15 5

NEWCASTLE CALVERT WEST- T A Watercourse BLE 63 Walford J2 WAVE HILL BEETALOO WALLHALLOW L A N 25 6 Wallhallow D S 85 10 R Dennis Gee, Director, Northern Territory Geological Survey WATERS HILLS MORELAND VICTORIA 5 L Creek 10 W AL 10 BAUHINIA DOWNS 1:250 000 map sheet Nicholson 64 65 L CH Creek INA 10 10 NT TASMANIA 40 Fish Pn Town or community WINNECKE SOUTH LAKE HELEN BRUNETTE MOUNT QLD Pn 50 TECTONOSTRATIGRAPHY LAWN HILL 15 F 20 CREEK WOODS SPRINGS DOWNS DRUMMOND 5 Pastoral station, Aboriginal 75 5 outstation or roadhouse 19°00' 19°00' L 10 TABLELANDS Zm L OF THE McARTHUR BASIN 130°30' 139°30' Cresswell Benmara F River 25 SN Anthony Cresswell River 53 40 15 5 Lagoon Creek SN FIRST EDITION Wg 10 2 18°00' 10 Nicholson 135°00' Wg 10 River 135°30' 136°00' 7 3 Oc NORTHERN TERRITORY GOVERNMENT 2001 136°30' 137°00' 137°30' 138°00' 18°00' 138°30'