Preliminary Map PMAP2007-1

Geology of the Flin Flon area, Manitoba 312 000 313 000 314 000 315 000 316 000 317 000 318 000 319 000 101°56'0"W 101°54'0"W 101°52'0"W 101°50'0"W (part of NTS 63K12) X2 X2 Z1a XX11 X3 ZX11c X3 X1 X1 D9a Z1a X2 X2 39 CLc SUCESSOR ARC ROCKS Z1c 44 V7 Tectonite

N X2 " 0 ' Mafic tectonite (age unknown) 8 TE1 4 X2 a mylonite ° V5e 4

5 46 b phyllonite X1 X3 25 CLc Z1c 51 Post-Missi intrusive rocks Beaverdam Z1a Z1a D4a in X3 V7g Lake Fl D9a Z3 "Late" dykes X1 X1 23 a granodiorite, tonalite dykes X2 Cliff Lake D4a 29 74 b feldspar-porphyritic granite to granodiorite dykes 44 X2 X3 26 V7e Z2 Boundary intrusion suite 43 a melagabbro, pyroxenite; locally with various xenoliths N

73 "

0 b monzonite-syenite ' 8

V1 X2 4 c intrusion breccia 30 40 D9a ° X2 4 d hornblende-leucogabbro, pegmatitic in places 54 X2 5 0 X3 X3 76 0 e fine- to medium-grained gabbro 0 X2 78 0 8 38 74 0 0 24 77 Phantom Lake intrusive suite

6 X3 C 6 Z1 X2 X2 54 14 82 r a fine- to medium-grained quartz-feldspar porphyry, massive to banded (Kaminis intrusions) 7 27 e 7 44 22 ek 0 89 0

D1 89 38 b granodiorite, quartz diorite (Boot Lake intrusions) R1b 68 26 6 Z1c 6 67 I1d 31 23 71 CLa D9c c gabbro, diorite, quartz-diorite (Boot Lake intrusions) Z1a X2 41 70 Z1c H1c R1a D1 79 X3 51 19 D4a H1b R1b 28 on 24 X3 32 HVC2 26 R2b Fl 80 32 Missi Group Z1c D1 24 32 D1 D1 64 X1 Greywacke, arkose Z1a D1 H1a I1a X3 X2 H1a 36 28 D5a 22 31 Z1a X3 I1a D1h 36 38 61 D1 D1 39 CLb D1 D1h 26 21 Greywacke and arkose, with pebble beds Z1c 55 D1 82 R1b 35 34 X2 D1 54 CLa 67 S1b 10 52 42 D6 I1c S1b 84 CLc 12 D1 D1 ek 38 Pebble to cobble conglomerate, with minor interbedded arkosic sandstone and pebbly re 20 D5 X1 C 49 D1 36 61 D9a arkosic sandstone 38 34 61 54 68 24 30 S1b R1b D1 37 D1h 42 61 47 Z1a D1 42 D4a D1 S1b 46 Pre-Missi intrusive rocks D1 42 R1a D5a D2b 30 59 D2b 64 I1a 85 X3 56 Channing granodiorite Medium-grained, slightly quartz-phyric granodiorite D6 R1b 89 P2 S2 44 39 D1 HVC2 45 64 41 CLd D1h D5a S1b 71 38 D6 59 D1h D1 70 X3 Z1a Club D2b 46 CLg Anabel pluton Granite, granodiorite, quartz-diorite D1h 71 D2b D5a R1b 68 P1 X2 R1a R1b D1 R2b 58 D1 S1b D1 D5a 31 45 Lake S1b D7 D1 59 CLa M1 51 R1b Z1c S2 D1h 36 70 R1b 43 52 64 R1b 41 D1 R1a S1b R2b 72 X1 69 S1a R2b 68 X1 D4a FLIN FLON ARC ASSEMBLAGE (>1.88 Ga ROCKS) X1 34 R2b 70 D9a D1 23 D9b t D7 Little 51 ul 60 43 D1 33 X1 Undivided intrusive rocks a 66 66 S1b S1a F R2b 39 R1b Y1a D1 y D1 60 I1c 54 a Cliff 11 Pyroxenite S1a w 91 82 24 60 X2 D10 63 S1b il D1 D1 27 a melagabbronorite 40 R1b a R2a 40 V7 37 68 51 Lake 69 D1 R 56 R4 27 67 V5f S2 D1 Gabbroic intrusive rocks S1b R2a D2 41 27 60 CLa D9 Y1a S1b 39 41 a aphanitic to fine-grained S1a D1 28 D2 64 40 R1c 0 D1 41 0 b medium- to coarse-grained 0 R1b 41 70 0 R1a 64 D6 38 c plagioclase-pyroxene phyric dyke 0 56 D1 25 25 56 42 0

47 CLa 52 S2 R1b 30 69 CLa d quartz-diorite 5 39 X2 5 D2b 45 82 58 42 7 33 48 7 50 56 R1b D2a 0 62 X1 D2a 0 Plagioclase-phyric rhyolite dikes and sills V1 52 D8 6 60 S1b 81 R2a 59 6 a intrusive R1a D2 D2 59 59 65 39 40 D1 D1 51 46 b possible flow or synvolcanic sill (massive, flow banded, to flow brecciated) 68 R4 R2a 65 70 R1a R2a 43 40 55 62 R2b 86 R2b 53 Mafic dykes complex R1b R2c D1 D7 R1b 58 45 a locally contains screens of the host rock(s) D1 R1b 71 55 R2b 31 56 72 40 V1e CLb D1 D1 32 39 R3 D1 34 Mafic dikes and sills 62 68 42 R3 68 D6 Y1a V1 D1 a fine- to medium-grained 61 R1b L2a 51 46 34 34 D2 R2a 36 V5f b aphanitic, aphyric to sparsely porphyritic D1 C 64 D1 R1b 38

N R1b 24 79 35 .N c plagioclase-phyric " 58 . 66 54 0 59 R2a X3 R ' R1a V1a 40 7 D1 . 41 R3 66 Aphanitic intermediate dikes and sills 4 R2b D1 72 X1 ° 50 R2a D5 R4 4 D7 34 38 a amphibole-phyric D1 R2a D1h X1 5 R2c 48 D1h D1 V7e 66 b coarse-grained, gray, plagioclase-rich D1 R1b 81 CLa 34 R1b 69 D2 74 69 D9b R2b 26 D2 24 57 Quartz and plagioclase porphyritic rhyolite dikes and sills 47 D4 R1b 48 76 D2 32 D9d a intrusive 75 80 74 61 D9a R1a S1b D1 D2 R2b 52 66 b possible flow or synvolcanic sill (massive, flow banded, to flow brecciated) 41 28 L2a 29 R2c R2b D9a 44 D2 Z1b D1 D1 42 30 Sparsely quartz and plagioclase porphyritic rhyolite dikes and sills D1 D1 D2 32 D3 R1a D1 67 a intrusive 52 CLc on R2b D1 52 D9b Creight R2b b possible flow or synvolcanic sill (massive, flow banded, to flow brecciated) D2 V5d N

D1 "

55 74 0 60 84 ' D2 61 50 Aphanitic rhyolite-rhyodacite dikes and sills 78 7 D1 D2 D1 V7e D2 4 a intrusive D1 °

75 4 D1 D2 b possible flow or synvolcanic sill (massive, flow banded, to flow brecciated) R1a 66 60 X1 60 D9a 5 R2a R2a 60 D6 53 D1 R2 D2 V1e V1c D9b D9b Aphanitic to medium-grained mafic dikes and sills R2a D1 D1 D1 R1b R2b D2 R2b V2b a aphanitic, aphyric- to sparsely feldspar-porphyritic (<5% phenocrysts), massive to amygdaloidal (<5% Hidden R1b D2 74 D2 D9a V1 41 D1 59 D2 32 50 D7 61 CLd amygdules) Lake R1a D9a b flow banded, aphanitic, aphyric to sparsely feldspar phyric (<5% phenocrysts), massive to D1 D1 57 0 R1b D1 60 D1 D1 0 amygdaloidal (<5% amygdules) 0 R1b D6 V3d 0 R2b D6 85 R2b D4a c aphanitic, aphyric, magnetite-bearing 0 D1 0 41 50 D1 Grant D1 4 X1 4 d aphanitic to medium-grained, feldspar phyric (8-15%, 2-10mm) 40 48 V5e V5e 78 7 R2b 58 65 Lake V5f 7 e aphanitic to medium-grained mega-feldspar phyric (15-30%, 5-15mm) 0 R1a R1a 0 R1b X1 V5f f medium-grained to aphanitic, pyroxene- (±feldspar) phyric 6 36 D4a 6 D2 65 V5f 62 g massive to flow banded, fine- to medium-grained, equigranular (possible sill or massive flow) R1b D2 90 44 CLb 50 R1b 31 h plagioclase (5 to 15%, 2 to 10 mm) and pyroxene (1 to 15 %, 2 to 10 mm) phyric 65 64 X3 68 R1a X2 36 D1 D9b i plagioclase (5 to 30%, 3 to 15 mm) phyric with 5 to 15% quartz amygdules 68 D2 V7e R2b D2 V3d R1a D2 D1 26 D9b 75 D1 Undivided volcanic rocks D6 66 60 D9a 49 R2b V5e Aphyric to sparsely plagioclase- and pyroxene-phyric mafic flow D9a V8 75 D6a a intercalated with abundant (>50%) massive to bedded tuff, locally pyroxene and plagioclase-crystal- 39 44 51 D1 R2b V5f rich 70 R1b V5e 66 C X2 65 63 D9a b intercalated with minor (<20%) massive to bedded tuff, locally pyroxene and plagioclase-crystal-rich D2 l i f V3b c massive and pillowed 39 f 62 Flin D1 D1 L 72 D9b 72 d amoeboid fragment breccia and thin flows 49 a 83 46 k 80 R1b 44 65 e V3d 84 e pillow fragment breccia V7f Z1a F 84 79 52 R2a a D9a Sparsely plagioclase- and pyroxene-phyric mafic flow 75 u 777 R1e D9b V7 78 l 76 t a massive to pillowed with discontinuous lenses of massive to bedded tuff and lapilli-tuff D1 R1b 45 X2 V3c H R1b 25 61 68 o b massive and pillowed 77 84 CLc o R2b 106 R2b 68 k c amoeboid fragment breccia and thin flows 34 M 82 64 X2 59 48 L a a d pillow fragment breccia 83 X1 45 V5f V3b Z1a 71 k n

e i e monolithic mafic breccia (plagioclase-pyroxene-phyric clasts) 46 V5e s X2 R R4 45 56 V3a F t i 60 o f pillowed Ross Lake k R1b 65 a 67 D1 s w N 15 V5e D1 u s g massive l a

A t

D6 n L

a 68 44 W L A Felsic volcaniclastic rocks D1 k

40 70 a V6 e E 66 B k a monolithic felsic breccia

F 63 e H R2 42 O R2a R1b D1 a D9a b thinly bedded to laminated felsic tuff

F

C V5f T R2c u I V1c a l T t c monolithic felsic breccia (quartz-plagioclase-phyric clasts) D1 D1 u

N

l A CLa 85 X1 D9a t d monolithic felsic breccia (aphyric clasts)

A

K CLb 44 10 M S 78 0 R1e 0 Mafic volcaniclastic rocks 0 0 A V5 D1 54 a well-bedded mafic tuff 0 50 0

S R1a 68 59 V1f

3 3 b plagioclase-crystal­rich tuff

7 52 CLa 7 Flon CLa V3a 82 c plagioclase-crystal­rich lapilli-tuff with flattened aphyric mafic clasts 0 C V5f 0 R2b 50 X2 49 h 76 d massive to bedded scoriaceous breccia locally interbedded with tuff and lapilli-tuff 6 a D9a CLa V3d 6 D1 r V3a 10a l e heterolithic breccia composed of mafic and felsic volcanic clasts ie 70 f heterolithic mafic breccia Z1c L 69 a 56 82 k 62 e V5f Mafic and felsic lapilli tuff N V5f " 83 F CLa V4

0 a ' u 59 73 6 D2a l D10a 4 80 t ° Flin Flon 72 69 Felsic volcanic rocks 4 83 V3

5 76 a aphyric rhyolite flow and flow breccia North Main R1 76 78 Hilary D6 X3 b plagioclase porphyritic rhyolite flow and flow breccia R1b X3 68 80 26 V1a c quartz and plagioclase porphyritic rhyolite flow and flow breccia M Lake D1 d quartz-porphyritic rhyolite flow and flow breccia X1 59 41 D9a 35 CLa a Plagioclase-phyric basaltic flows 46 10 85 X1 62 73 V2 X2 80 n R1a 61 a massive to pillowed plagioclase-phyric flows, locally pyroxene-plagioclase-phyric or aphyric, locally D6 71 V5e 72 86 V1e i interbedded with thin well bedded mafic tuff X2 D2a s R1b b massive and pillowed flows t C 78 Ross Lake N Lake X3 i 59 D1 h "

k 27 0 a X1 V7e ' Aphyric to sparsely plagioclase-phyric basaltic flows

n 6 V1 86 w

73 4 68 T1a n a massive and pillowed flows i 84 ° n X1

W1 4 60 b massive flows and mafic sills intercalated with thin well bedded mafic tuff intervals g a R1a V3a 5 61 T1b Z2 F c pillowed n a 64 CLa T1a u 70 d massive to pillowed flows and mafic sills intercalated with mafic to bedded lapilli-tuff and tuff

l t C1a X3 71 D1 e monolithic mafic breccia (aphyric clasts) 59 75 29 81 f massive D6 64 69 60 65 D1h 34 83 R1e D6 74 82 D1 X1 82 L 61 T1a D1 Z1c 64 Undivided sedimentary rocks 76 D9a V1e

65 78 a 43 T1a Mafic siltstone and mudstone 74 80 70 k W1 85 76 34 C1a 33 e D1h 61 V3a 0 77 R1e 50 V7e 75 0

0 46 V1e 0 Synvolcanic intrusive rocks 38 L1a 74 0 Z1c X3 0 39 C2b L1b 77

2 R1b 2 Cliff Lake plutonic suite L1a 66 CL 7 L2a V5e 75 7 L1b V1f a quartz diorite 0 I1a Hapnot L2a 90 0 L2b X1 70 81 b quartz-phyric tonalite with abundant large xenoliths 6 Lake L2b 68 59 6 55 D9a c quartz-phyric tonalite with abundant, small, highly digested xenoliths 49 D6 D9a V5f 46 L1a 50 V7e 70 X2 78 d quartz-phyric leucotonalite and micrographic leucotonalite with few, small, highly digested xenoliths R4 52 R1a R4 L1a L1 e fine grained quartz-phyric, micrographic tonalite Z2a T1a L1a 65 R1 f leucotonalite (marginal phase) 20 67 D6 R1 L1b D9a g large xenolith (mafic volcanic rocks) 35 L1b Z2a 74 68 R1a 56 64 Mud Lake 65 88 V5e V5f V5f V5e C2a 75 56 Douglas formation Z1b L1b 74 79 46 85 D6 52 Plagioclase crystal-rich heterolithic breccia Reddy L2a L1a G5 73 D2b 76 50 64 L1b X1 63 74 L1a L1a X1 64 L1b X1 R2 85 70 D1h 66 291 Lake R4 75 X3 C V3b Plagioclase-phyric mafic flows 75 70 a 65 64 77 G4 84 R1b na a pillowed 70 C1a d V3a 42 75 L2b Z2a L1 ia D9a C1b n 45 L2a 56 V1a 80 Aphyric mafic flows 85 86 L1a N Creighton L1a a 56 G3 South Main C1b ti a pillowed L2 L1b o X1 na 54 R4 C2a l Z1c X3 31 D1h X3 R Felsic to intermediate breccia D6 L1a L1b a G2 C1a ilw a tuff breccia 78 D6 Z2a L1a 41 a 43 X2 y b heterolithic breccia, dominantly felsic fragments T1a 63 49 55 L1b D1 X1 58 V5f L1a Z2 74 Louis 52 X1 Mafic tuff R1a 78 69 66 G1 L1b 16 56 V3b a pyroxene-plagioclase crystal mafic tuff 45 D6 Lake Z2a 72 X3 X1 81 60 56 55 X2 79 b ash-tuff, finely laminated to thinly bedded R1b 59 70 12 Z1c Z1c 81 61 R4 28 48 64 54 70 59 L2c 54 D9a Newcor formation X1 X1 44 48 X1 X1 80 56 D1 41 54 X2 84 Z2a 57 55 Plagioclase (>10%) and pyroxene (<2%) phyric mafic flow R4 L1a X1 85 D9a V5f PN4 C1a L1b 68 73 a massive R1 36 HV1a HV1d Z1c Z2e X2 b pillowed 70 X2 0 D1 69 X1 0 Key X2 X3 0 62 72 0 D6 D9a 60 66 80 Plagioclase-phyric mafic flow 0 80 HV1 78 0 PN3 R1b Lake 48 68 81 L1b D9a 61 D9a a massive 1 D6 80 Channing V1 72 1 72 R 7 os 71 7 b pillowed N 86 s 0 0

" D6 88 L1c X1 0 90 85 ' 6 68 81 67 6 Mafic volcaniclastic rocks 5 73 R1 70 58 76 PN2

4 R1a D6 73 a tuff and lapilli-tuff ° HV1b 78 D6 X1 62 79

4 78 D9a R1 Z2a b thin bedded to laminated tuff 5 X1 61 70 R1b 45 71 70 73 56 X1 X1 75 65 R1a D5 D9a D6 HVC2 X2 HV541b 86 72 Aphyric mafic flows D2a C 67 PN1 D6 D6 66 re a massive D6 HV1b X1 69 e P2 R1b D6 X3 k D6 59 62 65 b massive to pillowed D6 90 61 V1a D9 R1b D6 R4 90 83 X2 Z1c 64 c pillowed 81 Golf Course 90 HVC3b 64 V1a d peperitic 72 81 76 70 R1a 66 71 84 HVC2 86 X2 D6a 72 77 Plagioclase-phyric mafic flow 82 D6 D6a 69 27 N3 89 T1a L1 a massive 54 HV1d 75 N 85 "

0 b pillowed 67 X1 81 82 ' 61 72 5 68 X1 V1a 4 D6 D6 82 ° Mafic volcaniclastic rocks Z2a 76 L1c 75 69 X2 4 N2

69 5 X1 63 a tuff and lapilli-tuff 80 L1c HVC3 66 R1b 79 R4 60 80 X1 86 70 76 HV1d V1 82 80 64 D6 70 66 70 Aphyric mafic to intermediate flows 17 39 40 76 N1 57 61 81 D6 54 D9a a massive with amoeboid flow tops (silicified) 89 V5f 167 D6 L2a b massive to pillowed I1a 66 80 61 33 D2a R4 81 46 33 c pillowed 60 D6 D6 L2a D6a 78 L2b L2b R1 R1b 60 83 d peperitic 67L1a 79 L1c 90 90 80 D1 42 71 76 64 86 60 D6 45 54 L1c D9c R1a 50 58 64 60 65 72 68 Hilary formation 26 L2a D4 59 34 7 D9a R1a 86 Key member L2a 83 67 66 69 57 59 L2b L2a 78 Aphyric mafic flows/cryptoflows 70 D6 HV1b Y3 74 82 76 a peperitic 71 D9 V1 72 P2 R4 b massive to pillowed (brown) 46 64 D2a D6 80 L1a L2c 79 HVC3b 0 0 Y2 Mafic volcaniclastic rocks 0 68 48 L1c 0 a thin bedded to laminated ash tuff 0 L3 0

73 74 b heterolithic breccia with minor felsic fragments

0 87 0 65 D6 L1c 7 61 52 7 c scoria-rich breccia (silicified) R4 L1a 78 0 L2b 70 0 64 d interbedded mafic tuff and mafic aphyric flows 63 HVC3 6 D1 6 85 64 D9a 58 70 Felsic volcanic rocks 73 65 HV1 70 Y1 D4 68 64 a quartz- and plagioclase-phyric rhyolite flow and flow breccia Phantom 68 62 L2b b sparsely quartz- and plagioclase-phyric rhyolite flow and flow breccia Beach R4 L2b 70 71 58 81 65 68 c aphyric to sparsely plagioclase-phyric rhyodacite flows and flow breccia Bomber 58 61 D1h L1a d felsic breccia 65 L2b Lake R1a R4 L3 D6 HV1 36 Undivided volcanic rocks Myo HV1b 80 V5f 61 HV1c Mafic volcaniclastic rocks HV1 78 HY3 Lake D1 L2b a plagioclase-crystal-rich tuff and lapilli-tuff 68 HV1b T1a L1 D4 84 Plagioclase-phyric (7-12%, 4-10mm) mafic flow with associated breccia L1a D6 HY2 168 HV1a a massive L2a D6 b pillowed HV1b 76 Aphyric mafic flows with associated flow breccia 50 80 HY1 HY2 a massive D6 81 HV1 55 D8 D3 Y2a R1a Carlisle D4 b pillowed R1a Lake c amoeboid breccia Y3b 82 Louis formation Y3b 80 81 61 Undivided volcanic rocks 89 HVC2a Syn-volcanic mafic dikes/intrusions D6 41 L7 84 T1a 75 80 80 71 68 Aphyric to sparsely plagioclase-phyric basaltic flows 45 85 L6 79 D6 54 85 a massive and pillowed 76 HV1e

N D3 b massive "

0 HVC2a '

0 68 D6 0 4 66 Undivided mafic dikes/intrusions and massive, coarse-grained mafic flows

0 90 0 4 HV1d L5 °

0 Y3a 0 4 D2 5

9 D2 HV1a V5a 9

6 6 Plagioclase-phyric mafic flow

0 81 0 L4 D6 HY1 HV1a 75 a massive and pillowed HVC3b 80 65 6 N1a 86 76 6 Y3b HVC2a HVC2a 78 V5f b pillowed Y2a Y2d D7 HVC3a 64 N D7 85 86 82 Aphyric, pillowed to massive basalt flows Y2b D6 70 75 o L3 D7a 78 82 74 42 Douglas N1c r 84 73 HV1 72 HVC3 t Mafic volcaniclastic rocks 81 75 h 78 79 L2 Y3a D7a H3a 72 66 a mafic lapillistone D2 w N 76 " 74 76 0 b finely laminated mafic tuff Y3b Y3a D7 74 84 ' 79 H2a e 4

Z2 4 c felsic lapillistone to tuff 73 s 85 75 ° N1a D2 68 81 82 71 t 4

65 5 Y3a 85 63 Plagioclase (>15%) and pyroxene (>5%) phyric basalt flows 78 78 83 L1 N1b HVC2 a massive 72 72 A 72 HV1 b pillowed r 81 c massive and pillowed Y2c Y3b D8 79 V5a m G3 81 d thick, coarse-grained massive flows with thin pillowed and/or amoeboid breccia top Y2a D6 80 85 74 e contains included tuff 82 G5 HVC3b 69 81 80 f In situ breccia D4 HVC3b 74 Y3b 71 81 V1a 60 Icehouse member Y3b Y3a D2 HVC3b 15 V5f G5 72 H2a 74 Volcaniclastic rocks 62 C2 D6 N2a HY1 a heterolithic lapillistone, containing various basalt clasts (>95%) with minor aphyric rhyolite clasts HVC3b 71 79 22 (<5%) in a plagioclase and pyroxene crystal-rich mafic tuff D4 D7 D7a D4 HY1 P L1 D7 b finely laminated mafic tuff

Z3a o M G5 Y2b D6 D3 77 Strongly plagioclase (>25%) and pyroxene (>15%) phyric basalt flows D2 Y3b 73 a C1 t 65 n a massive Y2b HY2b HVC3b 81 d t y b pillowed with tuff between pillows 65 D6 N1b Z2 e L N1c a Y2a r k Tower member D7 e D2 D4 D6 Z2 F

0 a 0 Massive rhyolite to rhyolite bearing mafic volcaniclastic rocks Lake N1a L1a D7 T1 G2a u 0 81 0 a felsic tuff to mafic lapilli-tuff with aphyric rhyolite clasts D6 B l 77 t 0 68 0 L1a D7 82 D2 L1b D7 HVC2 75 b massive to in situ brecciated aphyric to sparsely plagioclase (<5%) phyric rhyolite 8 Schist 8 D6 D2 D6 a L1b 69 61 6 L1b 6 c massive, locally flow-banded, quartz-plagioclase-phyric (<5%) rhyolite G2a y L1b 0 69 0 D6 68 L1a 83 75

6 N2a L1a 6 86 46 Hidden formation G2a D6 L1a G4 L1b L1a 78 Y1d D2 88 Undivided intrusive rocks Z1b D3 HV1 78 Y3a N1b Y3b V9 D6a Lake H3 Syn-volcanic felsic dikes/intrusions G2a D2 a quartz-phyric N1b V7a 68 D4a Z2 40 Y2b 75 Syn-volcanic mafic dykes/intrusions Y3b V1b 64 55 78 H2 V8b V5d HV1b 68 66 65 a dyke swarm with <10% screens of host rock(s) G1 V1b Y2a V8b L4a 71 V5a 85 74 HV1 74 70 Pyroxene phyric basaltic cryptoflows and shallow intrusions N2a V7a D4a H1 Z3b V9 L7a a massive, 1 to 5% pyroxene phenocrysts G1 Y2a G4 67 HV1 75 b contains included tuff D6a 60 68 L6b 68 c peperite D6 Z1b D4 V5a V7a HV1 81 V5e D4 D6a 71 G4 N1 76 45 Undivided volcanic rocks G1 G4 Z2 81 L6 N1c HVC3b D6a Y3b V1b Plagioclase-phyric (±5%) basaltic flows N1 D6 V9 D6a L4b L6 L1 HV2 L7a 90 a massive Y1c D6a G3 PN1c V1b HVC3 V2 b pillowed G2a D3 55 Z1a 85 c massive and pillowed flows N1 PN1a D6a V1c L3 V5f D6a 76 77 70 D7 Phantom PN1d 66 D7 Aphyric to sparsely plagioclase-phyric basaltic flows D6 82 HV1 Y2b a mainly pillowed flows D6a D4 74 79 Z1a D2 D6 V5a D6a L2b 76 84 G1a D906a 54 b massive and pillowed flows N1 V9 L4a 78 Z2d 90 N 71 74 79 c massive and pillowed flows with abundant amoeboid pillow breccia

" D6 84 G1 0 T1c 81 ' N1 HY2 V8b 79 d monolithic flow top breccia 3 Y3b 4 G5 PN1c V9 V5a HV1 85 e massive flow with local columnar jointing ° Y2a L1d 4 G2a G4 N3b V7a 74 78 79 5 Z1a 78 Z3b V5e Undivided volcaniclastic rocks Y2b PN1a 60 L2b HVC2 68 Z2a HV1 79 Heterolithic mafic breccia 56 57 HVC3 0 HVC3 0 D6 Z2 PN1c D6a D4 a with cored-clasts 0 D6 V8a 68 0 V5d 81 HV1 HVC2a 0 81 0 b plagioclase-crystal-rich matrix

PN1c D4 Z2d L6a 78 7 B PN4b Z2d 7 D6a V1c 82 85 6 o PN2b 87 6 Mafic volcaniclastic rocks 0 N1 V9 52 D7 V5a 0 HVC2 V5a o Z1b Y3b 78 a well-bedded mafic tuff, lapilli and breccia 6 78 D7 6 PN1d L2b t 81 L1d 52 l PN2b V1d 80 80 N Felsic and mafic volcaniclastic rocks e Lake D6a " HVC1 72 G3 D2 L1 0 g L1c 80 ' a felsic volcaniclastic rocks, pumice bearing V8b V5c 3 PN2b L1d HVC3b Z1a PN1c PN4b 81 4

Z1b ° N1 1920 unit V8a 81 4 D6a 78 5 76 69 Z1a PN1c L2b Amygdaloidal amphibole-phyric andesite cryptoflows V5a 82 32 I1 D6 L6a HVC2 G1 PN1 80 a massive cryptoflows, 1 to 3 mm amphibole phenocrysts N1 80 85 85 L6a V9 D6a b pillowed cryptoflow, 1 to 3 mm amphibole phenocrysts N3b 86 74 75 78 c contains included tuff PN4b G3 V7a 77 60 V1b d peperite PN2b V7a 89 N1 PN1d V8b G1 64 51 HV1b Stockwell member G1b 80 L Z1b PN1c Z1a V5d Z2d 46 87 Mafic volcaniclastic rocks a G5 Z2 S2 k HV1a a heterolithic lapillistone, containing aphyric non-amygdaloidal to amygdaloidal (1-80%) basalt clasts, e V8a minor (<1%) felsic clasts Arthur 79 G1 L1c 79 90 D2 V5a V2 Z1a 75 Plagioclase (>20%) and pyroxene (<5%) phyric basalt cryptoflows and flows with local Lake N3b PN1c V9 82 S1 Z3a V2b 85 89 peperite 61 Dion V8b a massive PN1c Burley L2b G1a 85 Stitt b pillowed Z1c G1 Lake PN1a V8b Lake c contains included tuff Z1a Island Geology by: D6 N1 G3 D2 72 Reservoir member N3b 84 76 R.-L. Simard, 2007 (Manitoba Geological Survey) Mafic volcaniclastic rocks V1b 78 R4 V5d HV1b D2 V8a L1d 79 V6a 90 G1 88 V8a P.D.Kremer & R.-L. Simard, 2007 (Manitoba Geological Survey) Massive plagioclase- and pyroxene-phyric basalt flows V5d V5a V5a R3 PN1c PN1d 79 HVC3 G3 Z2d 81 75 V8b V8b H. L. Gibson & Y.M. DeWolfe, 2007 (Laurentian University)

0 L1c 0 Plagioclase (>5% to <10%) phyric basaltic flows Z1c 79 L1b R2 0 Z1a V6b 0 a massive, may contain up to 5% feldspar phenocrysts, quartz amygdaloidal 0 D6a 0 69 V8b 71 75 86 58 b pillowed, may contain up to 5% feldspar phenocrysts, quartz amygdaloidal 6 G1b Z1c 90 V5a 79 L2b R.-L. Simard, 2006 (Manitoba Geological Survey) 6

6 Z1a 68 6 c in situ breccia V5d 75 0 PN1 0 V8b D6a V5a N1 L1c V5e 6 84 L1c C.A. Devine, 2001 (HBED) 6 Aphyric to weakly (<5%) plagioclase-phyric basaltic cryptoflows and flows with local PN2b R1 D6 Z1b Z1a V5f 88 peperite G3 PN4a V5a Z1a PN4a V2a L2b a massive, may contain up to 5% feldspar phenocrysts, quartz amygdaloidal D6 79 D. Ames, 2001 (Geological Survey of Canada) 80 73 HV1 b pillowed, may contain up to 5% feldspar phenocrysts, quartz amygdaloidal D6a 69 G1 PN4b V2b D6a L5 69 c contains included tuff G1 V5a N1 75 L1 75 Geology modified from: d peperite D6a 90 Z2d PN2b V5f e in situ breccia D6 Z1b Z1a 82 HVC2 Z1c 77 V5a PN1 84 84 G3 Z1a L1 65 DeWolfe, 2007a,b,c,d,e Thomas (1990) and Bailey (2006) N1 D6a 87 V5a D6 PN4a 72 V5a G3 PN2b 75 MacLachlan, 2006a Stockwell, 1960 86 V5a 84 Z1c D6 V2 70 G1 80 Green 83 V5a Digital cartography by: M. E. McFarlane 82 79 D4 76 75 MacLachlan, 2006b Stockwell (1960), Bailes and Syme (1989) and D6a L1b V2 HV1 PN1 Lake V5a D6a Hudson Bay Exploration and Development 66 79 75 L1 90 81 Published by: PN4 84 Tardif, 2003 Co. Ltd. (unpublished map of the Flin Flon area) Science, Technology, Energy and Mines PN4 V5a V2a V5e D6a 76 Manitoba Geological Survey, 2007

N D6a " D3 0 ' 74 2

4 This map is a provisional summary of work carried out during the summer field season ° D2 4

5 and is produced directly from the geologist's manuscript. It is not to be regarded as a 101°54'0"W 101°52'0"W 101°50'0"W 101°48'0"W final interpretation of the geology of the area. Projection Universal Transverse Mercator, 312 000 313 000 314 000 315 000 316 000 317 000 318 000 319 000 Printed 2007 Zone 14, NAD 83 SUGGESTED REFERENCE: Simard, R-L., Kremer, P.D., MacLachlan, K., DeWolfe, Y.M., Gibson, H., Devine, C., LaFrance, B., Ames, D., Bailes, A.H., Price, D. and Pehrsson, S. 2007: Geology 0 500 1000 1500 Metres of the Flin Flon area, Manitoba (part of NTS 63K12); Manitoba Science, Technology, Energy and Mines, Manitoba Geological Survey, Preliminary Map References: PMAP2007-1, 1 colour map at 1:10 000 scale.

Bailes, A.H. and Syme, E.C. 1989: Geology of the Flin Flon–White Lake area; Manitoba Energy and 1:10 000 Mines; Geological Services, Geological Report 87-1, 313 p. Bailey, K.A. 2006. Emplacement, petrogenesis and volcanic reconstruction of the intrusive and extrusive Myo Complex, Flin Flon and Creighton, Saskatchewan, unpublished M.Sc. thesis, Laurentian University, Sudbury, Ontario, 124 p. Devine, C.A. 2003: Origin and emplacement of volcanogenic massive sulphide-hosting, Paleoproterozoic Index Map volcaniclastic and effusive rocks within the Flin Flon subsidence structure, Manitoba and Saskatchewan, Canada; M.Sc. thesis, Laurentian University, Sudbury, Ontario, 279 p. Legend DeWolfe, Y.M. 2007a: Geology of the Hidden and Louis formations north of the Canadian National Geological contacts Planar structure* railway, Flin Flon region, Manitoba and Saskatchewan (part of NTS 63K13); Manitoba Science, Technology, Energy and Mines, Manitoba Geological Survey, Open File OF2007-2, map at 1:2000 Contacts: defined, approximate, assumed Bedding: tops unknown, known, overturned Igneous layering: tops unknown scale. Mine shaft DeWolfe, Y.M. 2007b: Geology of the Hidden and Louis formationsi n the Hidden Lake area, Flin Flon region, Manitoba and Saskatchewan (part of NTS 63K13); Manitoba Science, Technology, Energy Facies contact: defined, approximate, assumed Pillows: tops unknown, known, overturned Fold axial plane: generation - unknown, 2nd and Mines, Manitoba Geological Survey, Open File OF2007-3, map at 1:2000 scale. Tailing pond DeWolfe, Y.M. 2007c: Geology of the Hidden and Louis formations in the Louis Lake area, Flin Flon region, Manitoba and Saskatchewan (part of NTS 63K13); Manitoba Science, Technology, Energy Fault: defined, approximate, assumed Foliation: generation - unknown, 1st, 2nd, 3rd, 4th and Mines, Manitoba Geological Survey, Open File OF2007-4, map at 1:2000 scale. Provincial boundary Gneissosity: generation - 2nd DeWolfe, Y.M. 2007d: Geology of the Hidden and Louis formations in the Phantom Lake Golf Course area, Flin Flon region, Saskatchewan (parts of 63K12, 13); Manitoba Science, Technology, Energy and Mines, Manitoba Geological Survey, Open File OF2007-5, map at 1:2000 scale. Airstrip Thrust fault: defined, approximate, assumed Flow contact: tops unknown, known, overturned Lineations* DeWolfe, Y.M. 2007e: Geology of the Hidden and Louis formations, northern peninsula of Potter Bay, Phantom Lake area, Flin Flon region, Saskatchewan (part of NTS 63K12W); Manitoba Science, Technology, Energy and Mines, Manitoba Geological Survey, Open File OF2007-6, map at 1:2000 Railway Syncline Shear: sense unknown Fold axis: generation - unknown,1st, 2nd, asymmetry unknown scale. Saskatchewan Gibson, H.L. Bailes, A.H. Tourigny, G. Syme, E.C. 2003. Geology of the Millrock Hill area, Flin Flon, Industry and Manitoba (parts of NTS 63K12NW and 63K13NSW); Manitoba Industry, Economic Development and Provincial highway Syncline: assumed Shear bands: generation - unknown, 2nd, sinistral sense Fold axis: generation - unknown, symmetric Mines, Manitoba Geological Survey, Preliminary Map 2003-6, 1 colour map. Scale 1:500. Resources MacLachlan, K., 2006a. Preliminary bedrock geology map of the Douglas Lake area, Saskatchewan. Preliminary map at 1:3000 scale, in Summary of Investigations 2006, Saskatchewan Energy and Paved road Anticline Dextral shear Fold axis: generation - unknown, S-asymmetric Mines, Miscellaneous Report 2006-4.2. PMAP 2007-1 MacLachlan, K., 2006b. Preliminary geological map of the Green Lake area, Saskatchewan, Preliminary map at 1:3000 scale, in Summary of Investigations 2006, Saskatchewan Energy and Mines, Gravel road Anticline: approximate, overturned Sinistral shear Fold axis: generation - unknown, 2nd, Z-asymmetric Miscellaneous Report 2006-4.2. Simard, R-L, 2006: Geology of the Schist Lake–Mandy mines area, Flin Flon, Manitoba (parts of NTS 63K12); Manitoba Science, Technology, Energy and Mines, Manitoba Geological Survey, Fault: sense unknown L-fabric: generation - unknown, 1st, 2nd Preliminary Map 2006-1, 1 colour map at 1:5000 scale. Trail Stockwell, C.H. 1960: Flin Flon–Mandy, Manitoba and Saskatchewan; Geological Survey of Canada, Map 1078A, scale 1:12 000. Sinistral fault Syme, E.C. 1975. Petrogenesis of the boundary intrusions, Flin Flon area, Saskatchewan-Manitoba; Bridge Intersection lineation: generation - 2nd M.Sc. thesis, University of Saskatchewan, 169 p. Tardif, N.P. 2003. Hanging wall alteration above the Paleoproterozoic, Callinan and Triple 7 volcanogenic massive sulfide deposits, Flin Flon, Manitoba, Canada; M.Sc. thesis, Laurentian University, 100 p. Limit of mapping Thomas, D.J. 1989. Bedrock Geology, Douglas Lake-Phantom Lake Area (parts of 63K-12, and - 13), * Generations of the various structures is outcrop-based and may not be consistent from one outcrop to the next. Preliminary map at 1:12,500 scale; in Summary of Investigations 1989, Saskatchewan Energy and Mines, Miscellaneous Report 89-4 Outcrop Thomas, D.J. 1990. Bedrock Geology, Douglas-Phantom Lakes Area (parts of 63K-12, - 13). Preliminary geological map. 1:12,500 scale. in Summary of Investigations 1990, Saskatchewan Energy and Mines, Miscellaneous Report 90-4