102 60 23a 31a Little 24b 31 100 31a 31 Haider 98 NUNAVUT 96 Goose Lake 31 23a Putahow 26 Nueltin Head R 60 Ballantyne L 31 20 23b Egg iver Lopuck 31 31 Lake 24b 31 Baralzon Commonwealth Falloon 31 23b MAJOR GEOLOGICAL SUBDIVISIONS L Partridge Todd 23b 20 19a 31 Lake 31d 31 Lake 19a 24b Putahow Is 19a 31 20 Strachan 26c 31a Blevins 19a Nabel Lake L Lake Lake 19a Coutts 23a Veal 31 23b Lake 23b 23b Lake Lake 20 31 Lake 24b Lake Savage 19a O O O

Tice 19a 0 0 0 26c Hutton 23b Lake 20 100 96 92 24b 23b 19a 31a Lake Lake 31 Dickens R Bulloch Nahili 31d 31 Colvin John Lake 19a 19a 23b R Nunavut Lake 24b 31 31 24b Gronbeck y 31 Koona Osborne 31b Round Thuytowayasa 30a 23a L 24b L 20 L 19a Jonasson 26 Gillander Lake 26c Inverarity Sand 31 Bangle 23b 19a 23b Lake 23b L Kasmere Lake MUDJATIK NEJANILINI 0 50 100 150 200 250 Lake 23b Lake Lake 31b 23b 19a Kitchen 31 24b Drake Ewing 31 23b McEwen 20 Sucker L Guick Ashey 31 Lake 19a 20 Kirk L KILOMETRES 31 31 26c Lake 23b 23b O

Lake 0 Shannon Lake 26 Gagnon Vinsky SEAL RIVER GREAT 59 24b 24b Nejanilini O WOLLASTON 23b L Hanna 59 0 Secter Sandy Turner 31 23b Lake 23b Lake 31c Butterworth23b L Lake L Lake Corbett 24b 19 19a 31c 31a 26 Churchill 23b Lake Croll 31 23b 23b Ck Lake 31d,23b Creba 26 26 Seal River ISLAND L 24b 31 19a 30a Kasmere Lake 19a Falls Tatowaycho 29a Lake 19a Creek L Caribou River Park Reserve 23b Grevstad 26c 26c 31d 24b H U D S O N 31d Thlewiaza 24b Caribou La Bartko 26 River ke Hillhouse 24b Lake Booth Little 31b Long Snyder Bambridge 23b C H I P E W Y A N Lake MacMillian Lake Duck Jethe B A Y 24b Lake Lake Lake L L 23b Baird L 23b Alyward Lake 19a 23b River Ibbott 23b P A L E O Z O I C L Caribou Lake Choquette 24b Gross Hubbart Point

Wolverine 23b Lake Sandhill Lake 20 SASKATCHEWAN 23b 20 Fort Hall Lake L 31b SOUTHERN INDIAN O Topp Maughan 19a 31b Clarke River Southern Churchill 57 0 20 L 26c 26 Ferris O L L 31b 24b Munroe 26c 23b 57 0 Ouellet Lake Big Lynn Indian 24b Atemkameskak 29a Palulak Vandervennet Mistahi Lake Lake Lake 20a L L Barr 31 Lake Quasso L 23b Brownstone Colbeck Oolduywas Lake KISSEYNEWRiver L Blackfish 30,30a Lake 24b Lake 30a 31 Lake 26c Doig 30a LYNN LAKE Lake Spruce L Sothe Nelson Endert 23b Macleod ASSEAN LAKE Cangield L BOUNDARY River Whitmore Minuhik 20a Lake R Law Lake L 23b Lake 31 Lake Lake 30a Warner31 30 Lake 24b 23b Adair23b Naelin 31 Thuykay Tessassage Greening L 24 31b 22 Lake 20a L Lake Thompson ZONE 59 Weepaskow North 31 Lake Duffin 23b PIKWITONEI River Egenolf Lake 23b Hoguycho 24b 23b L 26 Copeland 31 31 Spruce 29a 31b 26c Numaykos River Lake 24b L 23b 29a L Blenkhorn 24b 24 31d KISSEYNEW NORTHERN L Lake 29a Misty Mcgill Chatwin Apeecheekamow Seal Lakes 26 Birch 21 26 Hayes 26 23b Lake 59 SUPERIOR O Lake Lake Kerek GODS s 55 0 Lake Dunlop Canoe 30b 31 O d Titof 26c Meades o 24b 23b 23a 55 0 Makichuk 23b Burnie Lake 26 Ireland 19a Lake 23a G Noel 31 L Lake Daggitt Lake 21a Lake 30,30a Knife Flin Flon Lake Lake20a Dean 20 31 Overby Quaye 22Howard Gods 23b Pope Bain Lake 23b FLIN FLON SUPERIOR Lake 31 24 Lake Lake 29a 21 Lake Delta LAKE Lake Lake 31 Seal Wither 22 24b 24b,c Eppler 31 Nicklin Lake 31d Steel Lake 26 20a Stony Lake River Grundy Caron L Lake River Lake Great Island 21a Lake 20 Stevens Belsham Neff Lake 26 31d Foord 26 Shethanei 23a 26 Waspison Lake Lake Lake 26 Dymond Ontario Reece Lake Churchill 94 Cape Churchill Sas 24b Lake Lake 29a L ka 23b Lake Duffney 23b 26 t Antsanen 23b 26 31 ch 31 Maria 23b Negassa 22 23a Christmas SER e Lake Lac Lake Lake w 23b Clifton Aiken River 21a Lake a Island 24b Lake n MOLSON LAKE 31 26 Lake 24b Tseeteli Lake 22 30,30a The Pas 19b 20 26 Lake Thousin 26 Nowell 26a R Pangman 24b Norton 20a Brochet 31 Tadoule Lake 30a L 29a Lake Farnworth L ISLAND Lake Lac Brochet 23b Lake 21a L 23b 31 Lake 31d Shewfelt Cedar Kelso 23b 31d 24b 30a Creek May 29a Langille R LAKE 26 Brander 31 Lake 26 21a Nichol Holcraft Twin Lake Bay O 23b 26 Pott 30a Lakes Saskatchewan Lake Lake Lake 31 L LAKE 53 0 23b Tadoule 26 Fabas Warkworth R O 31 Lake River Lovat 0 26 Chipewyan Grimes River 53 31b Noguy Lake L Ritchie 20a Falls Singleton 29a Lake 31a LAKE P Neekik Lunney Pfeffer Ryan Lake 26 Lake Mast BERENS Thuycholeeni 26b L Lake Jamie Quinn 26 29a 26 26Teepee Falls WINNIPEG Lake Whale 26c 26 Lake Lake Knife 23a 23a A Lake Lake OCR, RHR 23b Lake Wilf River Lake Lake Traer Alston Klohn Phanerozoic Whiskey Lake Sims 23b 26 Ck Lake Lake L Howarth Weepaslow L 24b 23a Knife Warkworth L 26 Lifebuoy North 26a WINNIPEGOSIS Morrow Lofthouse Creek RIVER Cenozoic Jack L Lake E Cann Lake South Lake White 30 26 Creek Brown Lake Fergus 26a Mary O MESOZOIC Mesozoic Kinusayo Hayden 26 Dickens L Lake Nares Creek Drift Heppell Lake L Lake River Creek Sprott Pennie Lake Napper Sioux Porcupine Hannah Z Longney Money Rapids Lake Legary Creek31 Bishop L Paleozoic Thuytwazi Lake Lake River L M E S O Z O I C Lake L Cheyne Lake 31 Lake River O L Kinsman Lakes Rankine Ck Kiask Skromeda Lake L Sutton UCHI Precambrian O I 51 0 L Paragon Lake O 51 0 Trans- Hudson Orogen 30 Engen 31 31 Munk ORHR C ENGLISH L Herriot Steele Salmon R Beganili LAKE RIVER (Proterozoic- Archean) Geddes Davenport Lake South Limestone Lake 30 Lake Rapids North Knife Lake Knife Lake Creek Rapids Superior Structural Province Lake Chartrand Allan OCR Fletcher Easton (Archean) Birch L Fox Lake Running Lake BIRD RIVER Lake Ducharme Morand Starrett North Landing River Lake Lake Red Creek River 30 Lake Lake Walford South Wise Lithostructural belts & domains Bay Benoit Knife Lake Head Place Rapids WinnipegRiver Ashley Lake Knight River Gimby Lake Rapids River Batholithic granite and 30 Lake Lake Lake Knife Lake River Kelsey Creek Brandon WINNIPEG Seal Blyth Matonabee 58 Samson 30 Condie OBCR Assiniboine RIVER granitoid gneiss 31b Lake Lake Chipewyan Lake Mack Wolf Ck 58 WINNIPEG Sedimentary gneiss/migmatite 29c Big Flat Lake 29c Lake L Cochrane Otter Lake Maxwell Beale Wapusk National Park River Abram L Lake CENOZOIC Red Lake Commemoration Einarson WABIGOON Granite- greenstone O

ill 0 Brochet Lake Pisew Lake Dog 49 Lake Cederland ch O 26 Loon Lake 49 0 31b Braden ur Laforte Kustra L h Bad North Dakota Lake 29a,c Gersham C Minnesota 29c Lake South Wishart Lake Cache Brochet Trout Etawney Gyles Rapids O O O Sand Lakes Provincial Park Lake Broad 100 0 96 0 92 0 Attridge 29c Lake Lake Kilnabad Lake Lake Bay Lake Oldman Rapids Skidmore Little Namaypin Lake 29 Numaykoos Lake Provincial Park Crosswell Reindeer 29b Big 31b Sand Lake Knifehead L Lake

Hjalmarson 31c 29c,27 Currie Ck Sandberg Lake River Ck Lake Sedgwick L Bradshaw 29c,27 Lake Comeau Sand Lake SSR Lake Hoot 31b Jordan Small Lake

31b Hughes 29a Lake 31e Moose Pickerel Moss SER River Buckland River Lake 27 27,19b Lake L Lake Deer Lake 29c Eyrie 31c Swallow River Hibbert Lost 29c Little Minikwakunis Rapids 26c 31b Lake River 31 29d 23b L Muskwesi 31 31c Lake Turcotte Denison L OCR, RHR 26 Brisebois MacKerracher 29c Naykow Kotchapaw 31b Deer 26c Lake 26c Lake 23b Lake Lakes Horn Creek 26c Carlson Lake 29d 31b,e Creek Bear Carriere Lake Wood Lake 31 24 31b Lake 24 Hurst Lake Creek 26c 31b 26c 31 31b 29 Lake 23b The Fly Owl White 24 26 L 26 Northern Beaver Fours 23b 26 Mcpherson Nutter Southern 31b Paskwachi 31 29c 27 River 24 26c 31 Owl Le Clair Lake 26 Freeman Bay 30 Lake Unagimau Solmundsson Rupert Creek Ck 24,21 Lake Lake Creek Janzen 31b Partridge 31 Indian 31b 31c Mountain 30 Lake Lake 26 24a,c Lake Rapids Naytow L Breast 26c Van L Wells 26c 31 Preston 26 L 30a Hogg 29c Cape L 23b 21a,b Nesbitt 21a,b Noochewaywun Ck Lake Lake L Lake Numakoos 31b Thorsteinson Black 31b Loon 30a Churchill Mistikokan 90 23b 23b 26c L Is 25 31 31b 31 31 26 Lake Kichekokotik 23b 29a 21,29 Creek River 394 River 26c Indian Long Bear River 57 25 Melvin 26c Vandekerckhove 26 31 25 24 21,29 River Billard Lake Silcox 92

Kinoosao Carswell Mulcahy 29a 31 Lake Embleton North 30 26c 30 Pine Long Point 21b Lake 23b L Enatik Lake Lake Fidler 31 Lake 31b Mistake 23b 23b 31 Goldsand Dunsheath 30 Grandmother 31 30 24 River Lake 27 L 25 Lake 30 21 Dewar DSTR 29a 31b OBCR Ck 57 30a Lake 24 Barrington Lake 26 26c 22 30 31e Lake 31 Holmes Creek M Fargey Milk McMillan 31b Gauer Port Nelson en Creek 21 Settee Fountain a Lake 28 Whiting Seal ho K Mackie 31b 23b 29a 31b,c 31b Hood Lake L 30,31 ok D DMR Burge Lake Eagle 31 30 Weir Cooper Lake 23b Torrance 24,25 Lake L Keewatin Lake Churchill Lake Zed Lake 30 L Ck Jamieson 30a 31 30 Strobus River Lake Mcfadden River 29 30,31 26c Creek Creek 31b Creek 30,31 Lake 25 Hughes Sandhill Thomas River 1 Lake Chapman 31 Lake Fraser Anabusko 26c Lake 31 Lake River Pikwataske Tenkei 25 21 29 21 12 29 Lake Bay 23b 21 L 31 Lake Recluse 23b Creek Lake 28 23b Lake Machichi 31 31 21 Wernham Bieber DKRu Lynn Lake Cockeram 22a MacBride21 21 Lake 26c Whitecap 31 30 20 29a Lake 26,27 Christie Little Broten River Suttie 21 22 29a 25 31 Barrington 21 L Myre L Lake Hughes L Cygnet KRm 30 30 Lake 23b Lemay 31b R S Motriuk River 31b Shilling Lake 29a Eldon 21b 22 26 Lake 31 31b Is Assaikwatamo R Lake Creek Lake 21 23bLake Lake 29a 31b Cousins Comeault 21b 21 5 31 South Amisk Park Reserve 31b 31 31 Adam Lake Weir Kettle Dunphy 23 Anson Lake 21 Opachuanau Indian Lake Cygnet Craig 21 Wasekwan 21 R 23 22 River Creek 25 Lake 31b Wasagamow L

Creek Pannebaker Lake Counsell 23b 30 31b 26c River Ten L 21 396 30 L 22 23 L Ck SER 21 May Minaker 31 L 31 Lake 30 31b Gauer 21 26d 30 21 30 31b Little Fox Mine 14 25 24 31b 31 Kiask Bisset L 25 391 South Jensen 31b 30 Schroeder

23a 23a 21 22 Uhlman L Lake 26c River 30 21b 21 Lafontaine Bay Caldwell Ck Lake 22 31 29a Sickle Eden 30 Lake Seal 25 26b 31b 26c 31 Swan 24b,c 30 26c 26c 29a 31 Issett Lake River Tod 29a 26c Lake 31 Lake Handle Kaskattama 25 30 Lake 26 30,31 Lake Skrl McGavock Finch 25 25 L 31 Hale 30 Panco 21 24 Dam Lake Lake Bay Merrick L 29a 21 L River Rusty Waskaiowaka Limestone Lake River 26c 31 31 Limestone River French Lake Chicken 21 26d 23b 24 Lake 26c Lake Broughton Forsberg L Stag 21 River Campbell Lake Tawns Creek Glasspole 26 22 L Baldock 26c Limestone30 Lake 30 Leaf Rapids 22 21 Lake 26c 23b 23b 23b 23b 30,31 31 24 Lake 31 29 Leaf Rapids Pelletier 26c 280 OCR, RHR Caruso SR Kadeniuk 30 26c Angling S Creek Lake 31 Beaucage Lake Lake Lake Ruttan 23 27 26c Lake L Fifer River Robidoux Kiln 31 30 26c 24 Lake 31b 30 Rat 27 30a Stephens Ck Watt 29a L White Lake 30,31 30 Lake Lake 26c Bridal 32 21 24 Crying Matheson 31 24 30,31 Kettle 26c L Bissett 22 Stone 31 26c 26c 290 Adie 31 Mounteney L 26c Lake Rapids Bouchard Dam 22 31 30,31 Lake Lake Dam Kamuchawie Is 23,27 21 Barnes Warnews23b 31b 30,31 27 Long Spruce Lake Lake 26c Lake 24 26c Granville 30 River 26c 31 Karsakuwigamak Ridge Rapids Russell 31d L 5a Kettle Long 31 24 Lake Lake R 31 29a 31 21 26c Livingston 25 280 Rapids Spruce Bastable Pennycutaway Kaykayk 23 5a Gull Lake 90 30,31 Lake Gillam 280 23b Lake 23 Roe R 26c Lake 30,31 30,31 23b Dam 24 Pemichigamau Kinwaw River Fox 30 Burgess Laurie Lake L Angling Ck 26c 26c 26c Creek Lake 26c River Dam 26c Lake Lake 23b Hunting NelsonBirthday 15a 23b AT Lake 24 24 30 Hunting 18 18 Angling 26c S Costello 30,31 Meridian Rapids R 31d Lake Pearson L Clay River Lake Split Lake Wigwam 31b 26c Assean 31 Lake Harding Butnau 31 26c 31 31 Tetroe Wilson OBCR Callan 31 Rat 26c L L Split Lake Granville Goodwin River 15a 8 7 Elvyn L Mynarski 24 18 Lake 4b Lake McCallum 24 Suwannee Lake 30 5a 15a Spector 30 31d Falls Lakes 26c,b Muskego Blank 23b 7 Lake 31d 26c 29a Lake 26c 5a Runner 24 24 7 Lake iver 5a 31b 30 30,31 Lake R 5a Kettle 56 L 23b River 31 Rat Rock 15 28 Lake McKnight Lake 31 Lake Jean North Sombert 30 Suwannee 24 30 24 30 31 29b L 18 15a Lake Pryor Lake Lake 26c Orr 18 31d 24 R Leftrook 24a Nile Odei Lake 56 L 24 Lake York Landing 7 26c 31d L River 29 30,31 Macheewin 24 Strong Odei 15a Aiken River 29 31d 15a 7 River 31 26c 280 Kelsey River Kettle Atkinson Ck R 17 Loon Misinagu 26c Lake 31 Lake 7 23b 31d L 24a River Dam Sinclair Britton Bay 23a,b Lake 26c 31d 30 30 Lake Osik L s Pearson 26c e 26c Lake 5a River 23a,b 29e Lake 391 23b 26c 26c R War y 31d Highrock Notigi 26c 31 5a Lake a Evans Moak Hawes 29e 15 H 26c 1723 Lake Witchai Shamattawa 31d 31 Hunter Cyril 17a Peckinow 31 31 29e 15 Lake Fox 31d Lake Hall L Brannigan Lake 17c 29e Lake 24a 391 13 28 Churchill 26c Lake 15a River R 5a Lake Hubley 17a 31 30 Nelson Apussigamasi River 17 26c Wapiso 23b Burntwood Lake 17b 31 17 River 30 31 31d 23b Lake Dafoe R 28 PukatawaganPukatawagan 30 Lake Begg Gunn 7 17b 28 Sisipuk L 31d 26c Nelson House 31 18 5a Lake 5a Lake L Lake 31b,c 26c Grass Hill 17c 17 31 Joy 23b 31 Natawahunan Sipanigo 29e Barnett Thompson Dafoe Threepoint Berwick Waterlily Lake 31d 31 31d Partridge Lake Lake Falls 31d 26 Lake 31 Birch Ransom High River 17c 31 Morin Flatrock 30 42 5a 5a River Opuskiamishes Siers Tree 13 Lake 29e 29e Lake Crop L Stupart 17c CR, RHR 30 23b 24c Lake 3 Lake 5a Whitemud 7 O 30 Apeganau 18 Lake Falls Lake 23b 31b R 24 Lake 17c 31 31b Opegano 31 Whitley 13 7 29e 30 5a River 31 River 23b Apeganau Lake Lake 8a Pisew Wright 17 East Paint Lake 5a River 31 Lake High Girouard Lake 31 Ospwagan Park Reserve 5 Whitefish North Rapids Wuskwatim L 5a Bigstone 31b 30 24 5a 4b Gowan River 29e Lake 29e Lake River 7 Pikwitonei 5a Bear Head 4b Lake 8 5,1 Lake Cuthbert 5 Annesley 29e 15 L Lake 25 31b Burntwood 31 Lake 8 6 Lake Lennox 31 31b River 31 18 4b 30 29e Paint 4b 5 Lake 8b 31 31 23b 31d 5 Prud’homme 8 North 31b 23b 28 17 L 7 Cauchon Silsby Patch 26c Burntwood Lake South Russick Lake 8 L Kipahigan Lake Takipy Ck Wintering 5 31d 23b 16 Thom13 Cuddle Tait Lake River Lake 8b Karloske 1 30 31d Lake 23b 23b River Kississing 31b Lake Stupart Wilsie Lake Crow 31 Lake 31d 31b Goulet 29e 29e Paint Lake 5a L Hackland Lake 30 L 31b 31 18 Lake 5 L Lake 29 26c Guthrie 29e Driftwood 31d 23b Provincial Park Echoing 23b 31 31 7 Landing Big Bear Lake 5 Richardson 26c 30 15a 6 Paull 24 24 Three Finger 29e 5 Schwatka Lake Swampy Falls 31 Wheadon River7 5 Bigstone Lake Goose 24 Osborn 31 Ck 24 Lake 12 Shorty 24 23b Tullibee Hancock Atik Lake 1 31 L 24 23b Lake Lake 1 White 23b 31 24 31 Lake 16 5 8a Lake 5 Lake 11Rapids R Craik 31 35 Phillips 1 1 Kississing Lake 31 8a 8 5 Stull 8b 31 31 31d 31 24 Lake River 3 30 Batty Lake 23b Wimapedi Wimapedi 31b,c 8a Allbright 8 31 29e 26c 27 7 15 3 7 18 3 White Fergusson 36 Parker Sherridon 24 L 31 R Lake 31 29 31d 8 Lake Mattson Red Cross Lake 31 31b,c 5 Goose R 26c Sipiwesk 8a Whitemud Lake 24 27 24 31 Five Mile 15 5 Wilkins Lake Lake 26c 23b 31Moody 5 Lake Lake 11 11 1 Semmens R 29e 26c 31 Nokomis 21 24 24 Halfway18 5 Bear 1 29 L 26c 26d Lake 5 18 Miskimmin 5 California 31 24 Lake 7 8a 5 5 Lake Knee 3 31 8 Dobbs Lake Gods 26c 24 31 24 Dowling 31 24 Lake L 12 25 27 21 12 Cotton 8 55 23b 31 24 24 23b Lake Semmens Fish 55 30 Snow L 31 5 7 Bulger 12 Powstick 4 24 Kisseynew 23b 30,31 26d 26d 30 5 5 Lake Peemow 1 1 Lake 3 1 Missipisew 23b 26 3 23b Rosenberry 8 Lake Lake River Lake 30 26d 26c 5 2 1 1 Lake 23b 29 22 21 Setter

21 Loonhead Ck Lake 31 Lake 12 Breland Lake Semple 12 22 Herblet 5 Lake 21 Wabishkok L 26 29 Black Rabbit 2 Lake 29 Webb Lake 26c 22 26d 22 5a Eldon 30 File 30 Lake River Cinder River 22 Lake Setting 6 5 2 6 30 Lake 29 29 22 River 25 7 7 5 White Rabbit Lake 25 Naosap 22 23b 22 26d Lake Oxford House 23b 26c 31 7 5 Lake Lake 4 43 22 21 26c 8 2 92 29a,b L 30 Snow Lake 25 23b Niblock 15 Bear Elbow 30 Lake 23b 26b 31b Lake 1 31 26 28 2 31 Lake 26 1 Lake 30b Lake 23b 23b 30 6 Alberts 8 31b Pakwa Kenyon 21 29 29 21 5 8 12 13 L 30 22 L 5 Semple 2 1Gods River 4 8b Lake 8b Flin 29 23b 31b Woosey 26 Island Oxford 10 8 29 Claw 22 Lake 25 Duck 5 Bayly 8a 21 21 25 39 30 18 Flon 22 21 15 Dion Lake 5 5 1 10 Edmund Creighton 45 21 Lake 30b 22 21 Grass 373 River 10 Lake Lake 34 23aWekusko 22 15 11 22 21 24 Third 26b 8 30b 25 21 31 Walker 2 13 22 Cranberry 29 21 29a 23b Lake 5 Lake 1 Bjornson Michikinabish Margaret 21 29 25 29 31 30 Kiski 5 10 Magill 1 Lake L 31 30 25 5 Greenaway Cross River Lake Gods 21 29 Grass River Provincial Park 22 31 Ck Hawkins 1 L Bakers Narrows Lake Lake Lake 4 44 29 Second Tramping 392 29c 31b Conlin Lake 1 2 8 Lake 25 Cranberry Wedge 30 Grass 22 21 31 22 8 5 Walker Lake 11 21 23b 30 29a 18 5a 8a 4 Kistigan L Lake 29a Lake 29c Clarke Lake 6 1 Lake 5 Carrot Brown 8 31 Lake Hill 8a Gods Lake 30 Reed 21 29c 30 22 26d 8a 1 Is Lake 30 30 Iskwasum 21 5 1 8 Lake 21 30 25 Herb Lake21 Landing Gormley Rat Wanless 1 Elk 1 29 25 23b 21 Lake 1 First Cranberry 21 Lake Lindsay 39 Lake 15a 7 11 8 Windy Lake 8 Lake Athapapuskow 29a L 22 38 Lake 23b 5 5 11 31 29 Cross Lake R Lake Sucker 30 39 Munro Lake 1 Lake Simonhouse 15 5 Opiminegoka 2 1 2 8b 8 8 Porcupine 3 5 2 Lake 17 8 13 5 Lake 13 1 11 11 21 ORR Laidlaw Colen Gods Lake Narrows 8 2 10 ORR 8a 8 8 Knife Lake SASKATCHEWAN Pipestone Max Twin McClarty River Lake Lakes Touchwood 8 Wekusko Hargrave 4b Dam 8a 3 1 2 Jenpeg Lake Lake Lakes Dolomite 18a Waskik L 5 1 8 2 Pothier Lake 8 11 29 Lake Lawford 13 Aswapiswanan Lake Webber 1 2 Goose Lake Lake 6 1 4 13 Lake L Ck 4b 1 1 1 2 11 Lake Fenton Butterfly Lake Sharpe Egg Hargrave L 8 8 Logan 4 1 L Mitchell Ck 5 8 Murray 1 15 Black Lake 1 Lake 1 1 Lake Dyce Huzyk Duck Echimamish Robinson 1 Lake Yawningstone River 8a Ross 5 Joint Dam Lake Richardson ONTARIO Lake Lake 373 4 2 Lake OS,SM R Hayes Lake 12 Kanuchuan Hill 8 13 3 Lake Chocolate Rapids d Lake 8a n 2 la Hairy Lake 24 Atik Lake 7 8a Is 8 Lake ll 8a 11 a 2 f s Cormorant r L o Portage 200 H 8 4 OSM Playgreen 5 Goose 1 Rochon L 8b Bolton Kalliecahoolie 8b Lake Red Minago Kiskitto Lake Lake 8b 3 Rocky L 1 Lake Lake Lake North SA Molson Lake Beaver Hill L R Paimusk Ck 5 Red Sucker Lake OS 8a 8b Lake Lake 12 Red 11 Clearwater Lake Moose Kennedy Sucker Lake OS S Island Little Bolton Lake 8b Clearwater Kiskittogisu 8a Lake Root SFB,I,ML Bignell Lake SFB, R L Lake SFB Lake I,ML Provincial Park Mawdesley Lake York 54 Chapin River SML,I Lake SA Nelson Fairy Rock Bay 5 GEOLOGY 287 SA SA 5 54 SA 12,8b Lake SA McGowan Hilton Krolman 11 Birch Ridge 8a 4a 13 Lake Talbot Lake 11 Willow 11 Angling Lake ORR Norway House L 8a 8 11 Lake SEA 13 Washahigan 12 13 Lake 1 8a,12 L OF Playgreen L 3 William 12 Lake Beach Stevenson Wassagomach 1 York Saskatchewan Wabisi 8 Lake Lake

Landry 12 3 L 5 R Garden Hill River 1 The Pas Lake SA L 8a 8 1 8a 8 Pakatawacun Begg Island 3 Island Lake 1 3 South Limestone 9 Lake Moose Lake 8 Lake L Davidson Little Bay Pelican St. Theresa Point 283 Driftwood 8 Ponask 11 Costes Mercer 3 8 Lake Limestone 12 Lake Lake 1 Sagawitchewan Ck Mclaughlin R 4a Lake 5 Bay Lake Lake L 1 MANITOBA 1 100 Red Earth 4 3 River Moose 8 9 12 Lake Summerberry SEA 8a Lebrix 3 9 Mainland 3 Lake Lake 8 1 L River Cypress Bigstone Kelsey 9 9 4 S 8 9 2 5 4 Pasquia Bracken 12 4 8 Lake OS, SM 1 Sadler 8b Eagle 13 9 4 Ankle SCL 12 Cordeau 5 Lake Island 9 1 Lake Lake Lake 8a Wass Scale 1:1 000 000 SCL 8a 11 Lake Gunisao River 10 5 5 Kilometres20 0 20 40 60 80 100 Kilometres 9 8 6 8 12 4a Gunisao R EA 12 9 12 R DA S Bourne 6 Norris 9 8a 13 Lake 5 94 Miles10 0 10 20 30 40 50 60 Miles Cedar Lake 4 Perch Cantin Lake Bennett DW/EP Lake Lake 13 River River Clear 8b Makepeace Bay 8 Gunisao Walter Cook SA LAKE Belanger 8 Lake Neilson Upland Caves Isbister Lake Park Reserve Horse 12, 8b Overflowing Cross Island 12 R DA 8 Banksian June 03, 2004 10 DDB 60 KSR Bay River Lake Poplar/Nanowin Rivers Park Reserve River 8a 8a 6 DW/r Grand Rapids Nanowin WINNIPEG Cobham Muddy Mukutawa River Overflow 9 Bay 13 Bay Hudwin Easterville Lake 6 6 DSR 5,6 Spruce Beaver 9 Gorman structurally Dam 9 Lake 53 Island Channel Long Point Deer Cameron disturbed KSR L 8a 8 8a,8 area Morrison Warrington LEGEND Red Deer 327 8 Bay Island W Lake Poplar 12 D ORR River 8 Lake SA North 53 Mukutawa OS,SM Poplar Point Poplar River 8a 9 PHANEROZOIC PRECAMBRIAN River River DW/r Dawson S Creek Elliot Ck Lake Bay 60 8 9 8a Cenozoic Proterozoic DW/r Poplar Grand 100 Tertiary KF KA 77 KSR Grand Island Katimik Marchand 9 8 Island 9 8a L Diabase dykes (Mackenzie swarm), known, and interpreted from aeromag-

DW Park ReserveDenbeigh Lake 13 32 Weaver Paleocene KSR Point Kanusk netic anomalies. R Ck 9 Gilchrist L Salt Point Kaweenakumik Pelican 13 Lake KVR Lake Wicked Point Gilchrist Turtle Mountain Formation (~158m): Goodlands Member: bentonitic carbonaceous sand, silt and clay; thin lignite beds. Bay Pemmican Island 8a Charron TTM Steeprock Park Reserve Goose Islands 13 Many Bays Weaver Peace Garden Member: grey silty shale and minor sand. LAKE Park Reserve McKay 12 CHURCHILL PROVINCE Mafeking R L Lake McPhail R 9 Intrusive Rocks DSR Lake Whiskeyjack Mesozoic North WINNIPEGOSIS Soul River 8a Lake Steeprock L 9 Bull 13 L Granite, granodiorite and tonalite: (31a) fluorite granite; (31b) porphyritic Lake SA Wrong Lake 8a Cretaceous South Bell Sisib L granite and pegmatite; (31c) hypersthene-bearing porphyritic granite- Steeprock Kircro Harrop Upper Cretaceous 31 monzonite; (31d) leucogranite-leucotonalite; (31e) hornblende granite- L Lake Mossey Point 12 12 Lake Bell River Lake 8a syenite. Assapan Kagipo L OS Swan DDB Birch Island Leaf Head Leaf 13 L 365 Park Reserve KB Boissevain Formation (30-42m): greenish-grey sandstone; minor shale, in part kaolinitic. Pickerel Lewis Tonalite-granodiorite: (30a) tonalite-granodiorite gneiss; (30b) quartz-eye Lake L 30 DDB Pelican L 9 Reef Apisko tonalite. KRMm Atim 12 Eardley 12 Chitek Lake Park Reserve SI L Lake Lake 8a Birch Lake Dancing Point c Lake Reindeer R Lake DW SMI SFB ORR 9 8a Riding Mountain Formation (285-340m): Coulter Member (c): soft grey bentonitic clayey siltstone and shale. Odanah Chitek OSM Etomami River KRM o Mafic to intermediate rocks: (29a) gabbro; (29b) anorthositic gabbro; (29c) Ewart Member (o): hard grey siliceous shale. Millwood Member (m): soft greenish bentonitic shale. Island Lake Poplar 29 diorite; (29d) tonalite-diorite; (29e) hypersthene-bearing tonalite-diorite, 13 River Lake 8a m River Kettle Stones Provincial Park SEA 9 enderbite.

Berens North Pakwa 5 Island Meat Vermilion River Formation (50-190m): Morden Member: black carbonaceous shale. Boyne Member: grey calcareous River Inland Island Berens River 13 L 8a Etomami 8 Carr-Harris 12 KVR speckled shale and carbonaceous shale. Pembina Member: thinly interbedded carbonaceous shale, bentonite, and Ultramafic rocks (28a) peridotite-pyroxenite; (28b) serpentinite; (28c) River L L bentonitic shale. 28 hornblendite-hornblende peridotite and pyroxenite. 279 Bowsman Reedy ORR 13 L KF Lake S Berens DSR DA Big Sturgeon Pawn 8a KVR Woody KSR Island Pigeon L 13 Metamorphic and Metasedimentary Rocks Warpath Favel Formation (15-45m): calcareous speckled shale (Second Specks); minor limestone, bentonite and oil shale. R Pelican 12 KF Ck Point 13 DW/EP Pelican Island Long DW Waterhen SA ParkCommissioner Reserve 12 Pigeon 13 8a Swan River 12 8a L 3,9 27 Migmatite, agmatite and gneiss complex. Roaring Island 13 10 Upper and Lower Cretaceous 10 8 9 River KA 13 8a Pascall Swan Minitonas Pelican Island 8a White McBeth Park Reserve Fishing River Clarks 8a Lake 3 9 Ashville Formation (55-115m): dark grey carbonaceous shale, in part bituminous; minor sand, silt and bentonite. Arkose-, arenite-, and quartzite-derived gneiss and migmatite (Sickle Group, KF River Point 13 North OS,SMAnderson Point Goose KA 29 12 Beaver 12 (Local occurrence of thick bar-type sandstone in subsurface: Ashville or Viking Sand). Missi Group and Sickle Metamorphic Suite): (26a) orthoquartzite and minor 52 28 27 26 Lake 25 Duck Kinwow Bay 8a,10 Little 26 conglomerate (includes Churchill quartzite and Great Island quartzite of 24 23 21 DEP Kinwow Park Reserve Grand Rapids 22 20 19 Round possibly younger age); (26b) arkose, feldspathic wacke, conglomerate and KVR 18 17 16 15 Sturgeon L 14 12 11 R Ck 8 Lower Cretaceous quartzite; (26c) arkosic gneiss and migmatite, local arkosic wacke; (26d) 20 Red 10 9 8 7 6 5 Roaring rbance River 52 felsic gneiss of unknown derivation. S Deer u Benito ist Bay River Lake a d Lake g Point 6 l Sturgeon Bay Swan River Formation (0-105m): sandstone, in places glauconitic; kaolinitic shale, minor lignite. May include some R e ra Bradbury 13 366 m tu Bay Park Reserve 8a SR non-marine Jurassic beds in the north. Also includes channel &/or karst fill within Palaeozoic outcrop belt. Locally a 34 c K

c u RRch R Dauphin O e r 12 missing from outcrop sequence due to non-deposition. Metaconglomerate with minor arkosic gneiss. R t Family R DW/r s 25 B RR a Mire f O Lake Wellman y o 13 13 Pine Salt t Gypsum Duck Mountain Lake River L i Jurassic KRMm North Pine Proulx 13 Vickers m Lake 33 i Lake Lake Lake Ta me ra c k Amphibolite and mafic gneiss: (24a) calc-silicate gneiss and interlayered Point L 513 St. George Amaranth Formation: red argillaceous dolomitic siltstone and sandstone overlain by gypsum or anhydrite. Reston J I Bloodvein amphibolite; (24b) calc-silicate rocks, local quartzite and/or marble; (24c) iron 276 13 Dogskin Formation: limestone and dolomite, shale interbeds. Melita Formation: fine-grained sandstone, variegated shale, 24 Basket Gypsumville Atikaki Provincial Park 8a J formation. KF South DSR L Bay R minor limestone. Total Jurassic thickness 0-280m. Provincial Park 32 328 100ORRfg Bloodvein 13

Lake Little River Greywacke- and mudstone-derived gneiss and migmatite (Amisk Group and Garland Paleozoic Wasekwan Group in part; Nokomis Group and Burntwood River Metamorphic Childs P Moose 13 Dogskin 367 Winnipegosis Lake 23 Suite: (23a) greywacke, argillite, slate and metagreywacke, local minor grit I Permian (?) 83 31 8a and conglomerate; (23b) psammitic and semi-pelitic gneiss, pelitic schist and L Portage Leyond 12 367 KSR DW/r Sasaginnigak migmatite. KVR River Lake St. Andrew Fisher Bay St. Martin Complex (0-300m): carbonate breccia (fragments Ordovician to Devonian), polymictic breccia, granitic micro- Laurie L Bay Lake Black P Metavolcanic Rocks (includes Amisk and Wasekwan Groups and Great Ethelbert Park Reserve Lake breccia, trachyandesite. Comprises crater fill in crypto-explosion (meteorite impact?) structure. DW/r 30 Dam OW Island volcanic rocks) 269 Mossy St. Martin 234 269 DDB Mantagao RRs Peonan O ORRdh Spence 13 Devonian L 8 Shell Mcbride Goldeye Fisher Felsic metavolcanic rocks, flows and pyroclastic deposits: (22a) rhyolite; Burrows ORR Upper and Middle Devonian 22 (22b) dacite. 29 L 8 9 Lakes Lake Bay 12 River 8a 13 vein S River Blood DW Point 13 8 Souris River Formation (65-95m): sequence of basal red shale (First Red Beds), argillaceous micrite, high-Ca micritic 366 20 DDB Mafic and intermediate metavolcanic flows, pyroclastic deposits and 239 0 River Atikaki Provincial Park DSR limestone, and upper dolomite in northern area; complex facies of limestone and dolomite to the south. 10 J 28 RRch associated metasediments; local ultramafic flows: (21a) andesite; (21b) O Grindstone 8 21 OSMgw basalt; (21c) ultramafic flows. Dauphin Lake Mantagao Point 4 8a North Eagle L DA L Rice River Gammon Stonehouse Middle Devonian

27 224 ONTARIO DSR DEP Deer South Eagle L Lake Archean and Inferred Archean Roblin KF DEP Fisher OW 1 Dawson Bay Formation (45-60m): sequence of basal red shale (Second Red Beds); bituminous dolomite grading 276 6 5 Valley River Is 8 8 DDB upward to micritic limestone to brachiopod biomicrite (high-Ca); red to grey fossiliferous calcareous shale; highly fossilif- 2 8 Charnockite-mangerite and derived granitoid gneiss: (20a) remobilized River 26 ORRdh 13 erous coral stromatoporoid limestone (high-Ca), locally dolomitized. 5 Black 1 20 granite and granitoid orthogneiss. DSR J Ck Aikens River Grandview Wilson DSR Is DW 325 Hecla/Grindstone 6 English 6,8 Lake Washow Bay 8a Lonely Provincial Park RR Elm Point Formation: high-Ca limestone biomicrite (platform facies). Winnipegosis Formation: Lower Member: Lee O Lake 8a 12 Gilbert Plains 25 L L River dolomitized platform facies (grades laterally to D EP). Upper Member: thin inter-reef bituminous laminates or thick reefal 20 Hecla 4 DW DEP Granitoid complexes: (19a) grey, foliated granodiorite and granodioritic Dauphin OSMgp 3 carbonates (DW/r). Total thickness 12-105m. Turtle 325 Beaver 9 8a 19 gneiss; (19b) enderbite and pyroxene-granulites and abundant local Ebb 8 4 3 8 KVR ORRs OW Wanipigow 13 5 8 supracrustal rafts. and KSR Island 6 8a Asessippi Provincial Park Ste Rose DA 330 4 Obukowin KRMm 5 24 Flow Sleeve 8 South DDB Bissett 8 Lake 51 du Lac 68 Dog Lake Atikaki A Ashern Formation (5-12m): dolomitic shale and argilaceous dolomite, red to greenish grey; local basal breccia. L DW/r L M 8 1 Wanipigow 19R D DW/r Lake an Wallace Dam KSR M igo 3 SUPERIOR PROVINCE AND SUPERIOR BOUNDARY ZONE an tag 2 8a igo an R Park

R Reserve ORRfg ORRdh tag ese 11 4 1 an k R rve 2 23 R r Par 33 BASIN AREA Proterozoic Sandy ive 1 51 Silurian River Otter Riverton 8a 2 16 Lake Birch I 10 Riding Mountain National Park c 1 Moose River Formation (~50m): fine-to med- L e 8 Edwards -100 Lake l River Quesnel 83 68 a 8 L 17 n Lake 4 8 grained dolomite limestone, argillite limestone Granite, granodiorite: (18a) granodiorite with inclusions of unit (15). d 8 18 Gunn i River DMR 22 -200 DW c 8a Nopiming 37 and argillite dolomite; minor anhydrite, chert, L Beaver Beresford Ochre 6,8 7 Lake red shale. Dam L Arborg 6,8 1 Russell Whitewater KA 68 Long L Creek Oak LAKE Manigotagan Lake 18 3 Interlake Group (50-105m): Fisher Branch Metasedimentary and mafic/ultramafic metavolcanic rocks, serpentinized Black 8a Garner Kwataboahegan Formation (~45m): limestone, 16 L Lake 4 L (FB), Inwood (I), Moose Lk (ML), Atikameg (A), peridotite, serpentinite, pyroxenite and mafic/ultramafic differentiated 45 21 2 A med-to dark-brown, fossiliferous, bituminous, Lake DEP Elk Island 13 Moose S East Arm (EA) and Cedar Lake (CL) DK 17 intrusions of the Fox River belt and Ospwagan Group (17a) shale, dolomitic McCreary Provincial 8a 1 partly reefal; minor dolomite. Audy 6 8 Park 8 Gem L formations: micritic, fossiliferous, stromatolitic limestone, siltstone, sandstone, iron formation; (17b) basalt and komatiite; S O’Hanly R Tooth O OW 3 2 4 and biostromal dolomites with several sandy/ar- (17c) iron formation. Clear LAKE Fish ORR Lake 2 Lower Devonian 20 Lake Elk I gillaceous marker beds. Rossburn Lake WINNIPEG 12 8a Flintstone 1 River River Binscarth ORRch 304 Ordovician (and Lower Silurian) Stooping River Formation (~80m): aphanitic to Amphibolite. KRMo Little 19 L 16 Assiniboine 13 Black Stonewall Formation (10-20m): dolomite, fine DSTR finely crystalline limestone, sparsely fossilifer- Ck L -300 19 4 grained, sparsely fossiliferous, in part conglo- ous; minor argillite limestone and dolomite. 10 50 ORR Pine OS MANITOBA SFB Gimli Maskwa 1 6,8 meratic. Medial sandy argillaceous marker Layered migmatitic gneiss derived from units (4) to (9), aplite and pegmatite: Sandy KSR Grand Beach 1 may define Ordovician-Silurian boundary. Kenogami River Formation (~10m): Upper Provincial 12 R (15a) transitional zone containing migmatitic gneiss and rocks of units (4) to L Member (u): finely crystalline to aphanitic lime- 15 5 Park Dam 8a (9). 45 R 18 Upper Ordovician DKR stone; thin interbeds argillite silty sandy dolo- 16 Powerview 8 314 Provincial Park Erickson North Stony Mountain Formation (35-45m): Gunn mite. Saskatchewan S gw Birdtail Kerrs L 7 27 8 St-Lazare 42 Jackfish 8a 11 3 and Penientiary members (gp): calcareous Shoal Lake Shoal Winnipeg Beach Bird4 L 2 OSMSilurian Silurian Mafic/ultramafic and diabase dykes (Molson swarm), known, and interpreted Birtle Rolling -400 OW 59 9 28 shale, fossiliferous limetone and argillaceous 41 Norris Dam 28 14 from aeromagnetic anomalies. Shoal 17 Lake 13 6 gp dolomite. Gunton and William members (gw): Kenogami River Formation (~200m): Lower Lake Dunnottar 2 11 Lake L 1 Bernic 3 nodular dolomite and sandy argillaceous dolo- Member (l): dolomite, slightly calcareous and R SKR Raven Salt 3 2 41Lake mite. argillite; some limestone and dolomite lime- KRMm East 17 Bird Archean KRMo Lake L Dam 8 stone; minor anhydrite Middle Member (m): red- 16 Shoal Lac River fg Red River Formation (45-150m): Dog Head Oak West Shoal brown to green-grey calcareous argillite sandy Teulon du Bonnet Interlake Group (50-105m): Fisher Branch Late Intrusive Rocks 16 Lake R 1 s Member (dh): mottled dolomitic limestone; 83 J 9 315 siltstone and silty shale; minor sandstone; Lake ORR ch passes(FB), Inwood northward (I), Moose to dolomite.Lk (ML), Atikameg Cat Head (A), 21 -500 11 S A some gypsum. 12 Lee dh MemberEast Arm (ch): (EA) cherty and dolomite; Cedar passes Lake sourth- (CL) 15 KSR Lake Granite, minor granodiorite. Minnedosa OW Dam wardformations: to mottled micritic, limestone. fossiliferous, Selkirk stromatoliticMember (s): Attawapiskat Formation (30-60m): limestone, 13 8 George Francis 313 8a Echo mottledand biostromal dolomitic dolomites limestone with severaland limestone; sandy/ar- crypto-crystalline to calcarenitic and oolitic, in KRMo Lac du Bonnet 8 passesgillaceous northward marker beds. to dolomite SAT Hamiota Neepawa Whitemud part reefal, vuggy. Interfingers laterally with Gladstone 13 Pinawa Dam Lake Lake Provincial Park Dam Member (fg): massive to laminated dolomite; SKR. KRMo 14 6 B 13 Oak r minor argillaceous dolomite and high-Ca lime- -600 o Whiteshell Granodiorite, minor tonalite and migmatite. River Hammock 4 k Winnipeg 12 24 e stone; in part cherty. n Ekwan River Formation (~45m): limestone, OSMgw Marsh h Ck e Crowduck Rapid a Whiteshell SER skeletal calcarenites; in part argillaceous and d S River Stonewall 13 KRMo City 13 67 Selkirk Dam Lake Winnipeg Formation (0-60m): basal sandstone dolomitic. KRMo -700 KRMo Big overlain by complex sequence of quartzose Late Metasedimentary and Metavolcanic Rocks (Oxford Lake Group, Island Rivers 307 OW KRMo 16 OS OSMgw Dam Garson 8b Whiteshell sandstone and shale. Lake Series, San Antonio Formation) 50 KA Portage Severn River Formation (~235m): limestone, Elkhorn 25 Pine 44 Lake 5 la Prairie OSMgp White dolomitic limestone and dolomite, very fine KRMo River 12 Beausejour 8 L SSR OSMgw 12 grained, fucoidal; in part algal bioclastic and Greywacke, conglomerate, arkose, arenite. 8 50 pelletal; minor anhydrite and shale. 11 River KRMm-800 26 101 Birds Hill 8a MacGregor Provincial Park Ordovician (and Lower Silurian) Ordovician (and Lower Silurian) 1 KVR 11 13 -1100 Dam ORR Provincial Park Stonewall Formation (10-20m): dolomite, fine Mafic and felsic fragmental volcanic rocks, porphyritic mafic to felsic flows, 1 DDB 1 8 Red Head Rapids Formation (~25m): dolomite, Pipestone Virden KRMo 44 8a grained, sparsely fossiliferous, in part conglo- 10 derived sediments. Carberry 8 Brereton L OS ORHR thin-bedded microcrystalline; in part silty and ar- 15 River meratic. Medial sandy argillaceous marker gillaceous. 10 may define Ordovician-Silurian boundary. KRMo 34 La Salle J 8b 8 29 10 Beaudry 12 Metamorphosed Early Intrusive Rocks, Gneisses and Migmatites 28 27 26 DW Provincial 11 Upper Ordovician Upper Ordovician 25 Oak Lake -900 Brandon Park OS Moss Lake 5 -1200 24 23 22 21 KSR 20 19 KF Seine 8 West Hawk Stony Mountain Formation (35-45m): Gunn Churchill River Group (~145m): Caution Creek Stony 18 17 16 15 13 Trappist Monastary L gw -1300 14 Spruce Woods 12 11 10 100 3 4017 and Penientiary members (gp): calcareous and Chasm Creek formations: limestone, Migmatitic gneiss containing tonalite (8) and amphibolite (5). -1000 Provincial Park 9 8 7 6 5 4 3 2 1 1 3 4 1 6 7 8 9 10 11 12 13 14 15 1612 9 Oak 21 River 2 5 8a OSM shale, fossiliferous limetone and argillaceous OCR slightly to moderately dolomitic and argilla- Creek Assiniboine Dam 5 gp Jackson L River 17Falcon dolomite. Gunton and William members (gw): ceous, microcrystalline, variably bioclastic; Plum Boyne SASKATCHEWAN Lake nodular dolomite and sandy argillaceous dolo- minor shale, dolomite, chert and anhydrite. Lakes Souris 8 2 mite. Tonalite, minor granodiorite, granite, related gneiss: (8a) tonalitic and KRMm 4 Bad Cache Rapids Group (~70m): Portage - St. Claude WINNIPEG Ste Anne 1 13 8 granodioritic gneiss, migmatitic gneiss, augen-gneiss; inclusions of units (5) 1 2 DA 59 fg Red River Formation (45-150m): Dog Head Chute Formation: thin basal sandstone-shale and (6); (8b) undifferentiated granitic rocks. 4 Treherne BCR 2 Wawanesa River River Member (dh): mottled dolomitic limestone; OBCR member; limestone, mottled, slightly dolomitic 0 River s member; limestone, mottled, slightly dolomitic 0Creek Elgin KVR 2 83 Maple 7 Whitemouth ORR ch passes northward to dolomite. Cat Head and argillaceous, variably fossiliferous; consi- Graham Lake 22 3 Niverville Glenboro Notre Dame 13 dh Member (ch): cherty dolomite; passes sourth- derable nodular chert and siliceous limestone. Felsic granulites with minor gabbro and anorthosite: enderbite, opdalite, KRM Hartney de Lourdes 13 ward to mottled limestone. Selkirk Member (s): Surprise Creek Formation: microcrystalline do- 7 OSM RIVER charnockite, and related gneiss; inclusions of units (5a) and (6). Carman gp 52 mottled dolomitic limestone and limestone; lomite, slightly bioclastic, prominent bituminous -1500 6 passes northward to dolomite Fort Garry lamination; some anhydrite and salt clasts. Bone Cypress KA Steinbach Souris River Member (fg): massive to laminated dolomite;

Creek Creek L minor argillaceous dolomite and high-Ca lime- 23 Pelican Somerset St-Pierre-Jolys stone; in part cherty. 6 Metasedimentary gneiss. KRMo Lake 5 1 Ck River 23 RED Pembina Winnipeg Formation (0-60m): basal sandstone -1600 Melita Swan KRMo OW overlain by complex sequence of quartzose Whitewater Lake Morris 23 sandstone and shale. Amphibolite: (5a) mafic and minor ultramafic granulite, banded iron formation, 3 Lake 4 KRMm 1 5 5 3 308 quartzite, and calc-silicate rocks. Boissevain 18Pembina R KF OSMgw 75 Stony R Deloraine KRMc Manitou Lake J Rat W Whitemouth Moose Rock 3 Plum S Subcrop Edge of O u L Badger Lake Ck Killarney Morden Winkler Gabbro, gabbronorite: (4a) diorite; (4b) anorthosite. River Coulee b River 4 Pilot Mound c 3 r Gainsborough 83 14 o -1700 Waskada ORRfg p 10 Crystal City OSMgw OSMgp E KVR Roseau d TTM KB 2 ge J 12 Early Metavolcanic and Metasedimentary Rocks (Rice Lake Group, Hayes of Reed Buffalo KB KSR ORR R Sharpe Turtle Mountain 3 KVR Altona Bay River Group) Antler R KRMm OW 21 L Provincial Park Cartwright 49 32 S OS 8b Ck 1 ORR 34 30 89 Buffalo 3 Greywacke, mudstone, conglomerate, arkose, banded iron formation. 31 Point Gretna Emerson NORTH DAKOTA 49 100 MINNESOTA 98 96 Felsic to intermediate, mainly pyroclastic volcanic rocks; some flows, minor 2 intrusive and sedimentary rocks. TOTAL FIELD SHADED RELIEF BOUGUER GRAVITY - TOTAL FIELD SHADED RELIEF LITHOLOGY - TOTAL FIELD SHADED RELIEF Basalt, minor andesite, minor sedimentary and mafic intrusive rocks; 1 ultramafic rocks (serpentinite, serpentinized peridotite, pyroxenite) and differentiated ultramafic/mafic intrusions. O O O O O O O O O

100 0 96 0 92 0 100 0 96 0 92 0 100 0 96 0 92 0 Ultramafic Rocks (associated with units 1, 4, 17, 21 and 28)

Serpentinized peridotite, serpentinite, pyroxenite. 0 50 100 150 200 250 0 50 100 150 200 250 0 50 100 150 200 250

KILOMETRES KILOMETRES KILOMETRES O O O SYMBOLS 59 0 59 0 59 0 Serpentinized peridotite, serpentinite, pyroxenite, under Phanerozoic cover, O O O

59 0 59 0 59 0 known from diamond drill hole intersections and interpreted from aeromagnetic anomalies Estimated limit of structural disturbance: Seal River Seal River Seal River Geological boundary (defined or approx- imate) Phanerozoic Lake St. Martin, Denbeigh (Denby) and Highrock Lake structures Differentiated mafic/ultramafic intrusions (small, large) H U D S O N H U D S O N H U D S O N Geological boundary - Precambrian Limit of Hudsonian tectonic overprint on the River River River (gradational, inferred from aeromagnetic Superior Province (defined or approximate; B A Y B A Y B A Y signature and trend) inferred from aeromagnetic signature) As above, under Phanerozoic cover. Known from diamond drill hole Geological boundary - Phanerozoic Superior Boundary Zone margins under intersections and interpreted from aeromagnetic anomalies (estimated; sub-surface projected to bedrock Phanerozoic cover extrapolated from where thickness of overburden exceeds 15 aeromagnetic trends, etc.

O O O metres; subcrop

Southern Churchill 57 0 Southern Churchill 57 0 Southern Churchill 57 0 O O O Structure contour on Precambrian basement Extensive drift-covered areas with little or no bedrock exposure; geology 57 0 Indian 57 0 Indian 57 0 Indian beneath Phanerozoic cover. Contour inferred almost entirely from aeromagnetic signature and trend Lake Lake Lake Fault interval: 100m River River River Nelson Nelson Nelson

River River River

River River River

Hayes O Hayes O Hayes O

s 55 0 s 55 0 s 55 0 O od O od O od 55 0 G 55 0 G 55 0 G Gods Gods Gods Lake Lake Lake MINES & MINERAL DEPOSITS S S S ask ask ask at Gammas at mGal at ch ch ch e e e w w w a Island a Island a Island PRE-1979 GEOLOGY by: Bailes, A.H., Baldwin, D.A., Bannatyne, B.B., Bell, K., n n n MINE/PROPERTY MINE/PROPERTY R 1000 R -10.0 R COMMODITIES COMMODITIES Downie, D.L., Elbers, F.J., Ermanovics, I., Gilbert, H.P., Hubregtse, J.J.M.W., Lake 800 Lake -15.0 Lake Janes, D.A., Lamb, C.F., Lenton, P., McCabe, H.R., McRitchie, W.D., Norris, W., Cedar Cedar Cedar 1 Agassiz (MacLellan)...... Au,Ag 26 Osborne Lake...... Cu,Zn Lake Lake Lake Potter, R.R., Schledewitz, D.C.P., Scoates, R.F.J., Syme, E.C., Trueman, D., 600 O -20.0 O O 2 Anderson Lake...... Cu,Zn 27 Page Group...... Cr

LAKE 53 0 LAKE 53 0 LAKE 53 0 Weber, W., and Zwanzig, H.V. O O O 3 BIRCHTREE...... Ni 28 Pipe No 2 and Open Pit...... Ni,Soapstone 53 0 500 53 0 -25.0 53 0 LAKE LAKE LAKE 4 Bird Lake (Petra)...... Cr 29 Pipestone Lake...... Fe,Ti,V 1979 GEOLOGICAL COMPILATION by: Bannatyne, B.B., McCabe, H.R., WINNIPEG 400 WINNIPEG -30.0 WINNIPEG 5 BURNT TIMBER...... Au 30 Poundmaker (Luleo)...... Au McRitchie, W.D., Norris, W., Scoates, R.F.J. and Weber, W. 300 -35.0 6 CALLINAN...... Cu,Zn,Au,Ag 31 Rod (Little Stall Lake)...... Cu,Zn 7 Central Manitoba...... Au,Ag 32 RUTTAN...... Cu,Zn WINNIPEGOSIS WINNIPEGOSIS WINNIPEGOSIS 200 -40.0 8 Chisel Lake...... Cu,Zn 33 San Antonio (Bissett)...... Au 1979 CARTOGRAPHY by P. Buonpensiere and T. Franceschet. 150 -42.5 9 Chrome Group...... Cr 34 Schist Lake...... Cu,Zn,Ag,Au 10 Cryderman...... Au 35 Soab North...... Ni,Cu DIGITAL CARTOGRAPHY by: Geological Survey of staff, 100 -45.0 11 Dumbarton...... Ni,Cu 36 Soab South...... Ni,Cu L. Chackowsky, and P. Lenton. Digital topographic base from Manitoba Surveys 50 -47.5 12 Farley...... Au 37 Solo-Oro Grande...... Au,Ag and Mapping. This map is a digital copy of: Manitoba Geological Services, 1979, 13 FLIN FLON...... Cu,Zn,Se,Te,Au,Cd 38 Spruce Point...... Cu,Zn Geological Map of Manitoba, Scale 1:1 000 000, Map 79-2. Ultramafic rock point 0 O -50.0 O O 14 Fox Mine...... Cu,Zn 39 Stall Lake...... Cu,Zn

0 0 0 data and mines/mineral deposits were derived from: Manitoba Geological O 51 O 51 O 51 ...... 51 0 -50 51 0 -52.5 51 0 15 Ghost Lake (Lost Lake) Zn 40 Sunbeam-Waverley Au Services, 1994, Geological Highway Map. LAKE LAKE LAKE 16 Gold Pan and Gold Seal...... Au 41 TANCO (BERNIC LAKE)...... Ta,Cs,Li,Be -10 0 -55.0 17 Gull...... Mo 42 THOMPSON OPEN PIT...... Ni,Cu,Au,Ag -150 -57.5 18 Gunnar...... Au 43 TROUT LAKE (EMBURY LAKE)...... Cu,Zn 19 Jeep...... Au 44 Westarm...... Cu MANITOBA MANITOBA MANITOBA -200 -60.0 20 Lynn Lake Mine...... Ni,Cu,Co 45 White Lake...... Zn,Cu,Ag,Au River River River River Winnipeg River Winnipeg River Winnipeg 21 Mandy...... Cu,Zn,Ag,Au River -250 River -62.5 River 22 Manibridge...... Ni -300 -65.0 COMMODITY ABBREVIATIONS Assiniboine Assiniboine Assiniboine 23 Moak...... Ni,Cu Beryllium...... Be Molybdenum...... Mo -400 -7 0.0 24 Namew Lake...... Ni,Cu,Au Cadmium...... Cd Nickel...... Ni 25 Nor-Acme...... Au Red Red Red Cesium...... Cs Selenium...... Se -500 O -80.0 O O

49 0 49 0 49 0 O O O Chromium...... Cr Silver...... Ag

49 0 49 0 49 0 SYMBOLS Cobalt...... Co Tantalum...... Ta OPERATIONAL Copper...... Cu Tellurium...... Te O O O O O O O O O

100 0 96 0 92 0 100 0 96 0 92 0 100 0 96 0 92 0 Non-Operational Gold...... Au Titanium...... Ti Important Mineral Property Iron...... Fe Vanadium...... V Lithium...... Li Zinc...... Zn