Ry of Energy and Mines K Energy and Minerals Division in Geological Survey Branch B a S K GEOLOGICAL SURVEY BRANCH E T

300000E 350000E 400000E 450000E 500000E 550000E

Ministry of Energy and Mines K Energy and Minerals Division IN Geological Survey Branch B A S K GEOLOGICAL SURVEY BRANCH E T

0 GEOSCIENCE MAP 2002-1

7 5 5750000N INTRUSION - RELATED MINERAL OCCURRENCES BIG MOUTH OF THE

E V CRETACEOUS BAYONNE MAGMATIC BELT, I

L SOUTHEAST BRITISH COLUMBIA A STANMACK K R A F T A D A M A N T P L U T O N E ORPHAN BOY B A T H O L I T H (NTS 82E, F, G, J, K, L, M, N) THOMPSON B COMPILATION BY JAMES LOGAN A GEOLOGICAL CARTOGRAPHY BY J. LOGAN and V. VILKOS

N ORT SCALE 1:500 000 H G O L D S T R E A M P L U T O N Y 0 10 20 30 40 50 Kilometres

LONG R VE CREEK RI O DOWNIE STOCK PLUTON

N B A L D Y

D 0

0 B A T H O L I T H

0 N

7 5700000N 5 PASS CREEK INTRUSIVE SUITES PLUTON CENOZOIC INTRUSION - RELATED MINERAL SYSTEMS of the BAYONNE MAGMATIC BELT N P Eocene

U Coryell Suite (~51 Ma)

HONEY- R M O N A S H E E Alkaline, biotite-hornblende syenite, granite C FANG PORPHYRY SKARN VEIN MOON E Paleocene to Eocene PLUTON L

L GOLDEN Ladybird Suite (62-52 Ma) Mo ± W ± Cu W - Au ± Bi Au - W - Bi ± As E Biotite±hornblende monzonitic tabular bodies STOCK Cu - Au ± Ag W - Mo ± Au Au ± Ag MESOZOIC W W ± Au E Cretaceous to Tertiary CAM GLORIA K polymetallic A ANSTEY PEGMATITE Pb - Ag - Zn ± Sn L Undivided leucogranite manto P U K E A S H U N PLUTON C O M P L E X Sn Pb - Ag - Zn ± Au ICE RIVER Late Cretaceous COMPLEX Shuswap/Mount Revelstoke (71-57 Ma) Be Cu - Au ± Ag S SALE Peraluminous, two-mica leucogranite U; Rare Earths AM AD M CREEK R Shaw Creek (~75 Ma) A GQ MOUNT MOUNT PLUTON T Weakly perialuminous granite to monzonite COPELAND H FOWLER M R PLACER Au U; Rare Earths

R U Mid Cretaceous

A R S U CLACHNA- T Howell Creek Suite (~ 99 Ma) O Alkaline, hornblende-pyroxene syenite M CUDAINN Y

E S MID CRETACEOUS MT. ALBERT MINERAL ZONATION ASSOCIATED WITH Y Bayonne Suite (115-90 Ma) 700000E E REVELSTOKE STOCK T Calcalkaline biotite-hornblende granodiorite; S LEUCOGRANITE 650000EINTRUSION - RELATED GOLD SYSTEMS N A 600000E peraluminous, two-mica leucogranite

N N

0 REVELSTOKE 0

0 Late Jurassic to Early Cretaceous INTRUSION-HOSTED PROXIMAL DISTAL 0

0 0

0 R Bigmouth Pluton (150-140 Ma) 0 I Au,As±Sn,W,Sb, 5 VE B A T T L E R A N G E Au-Bi-Te-W±Mo,As,Pb Au-As-Sb-Hg±Ag,Pb,Zn 5

6 R Calcalkaline, hornblende-biotite monzonite base metals 6 5 5 E B A T H O L I T H AKE L L E G AP K A F Middle to Late Jurassic USW A E SH L A U Galena Bay Stock (160-150 Ma) Au-As L Peraluminous, two-mica granite Au-Sb P T veins A veins

. W Nelson Suite (170-160 Ma) te L Mo p hi S a W U Calcalkaline hornblende-biotite granitic rocks w s R veins u e H k E h a S S L V Kuskanax Suite (185-170 Ma) Sheeted veins, le I M itt R c L Alkalic, aegerine-augite rocks o pegmatites n Ag-Pb-Zn±Au t & aplites a veins PALEOZOIC c t Au-Bi±W ARM Clachnacudainn/Mount Fowler Suite (375-350 Ma) Hydrothermal R E X K U Weakly peraluminous biotite granodiorite orthogneiss breccia E N IV O A E R M L L L P Ice River Complex SA P a Polymetallic A u M A Alkaline pyroxenite and carbonatite re manto Disseminated O B U G A B O O A o C l replacement R IN e A B A T H O L I T H PROTEROZOIC N SALMON M OPHIR SO P ARM Mount Copeland M LADE O H Syenite T Hell Roaring Creek Stock Distal skarn SO Contact skarn UTH Peraluminous, muscovite granodiorite G A L E N A G W-Au±Bi Age Unknown W-Mo±Au B A Y (Lang and Baker, 2001; adapted from Hart et al., 2000) S T O C K HORSETHIEF CREEK T R O U BATHOLITH E T K A L M D N L N U 0 A Selected Published Isotopic Age Dates (Ma) 0

N 0 0 K

E C 0 0

A 0 0

L N U - Pb dates, Ma, represent the range or best estimate for the age of crystallization 0

E 6 6 MT. HADOW

B 5

5 Rb - Sr ( ), K - Ar ( ) and Ar - Ar ( ) reflect cooling ages A STOCK

M E W R Age constraints for many of the larger composite intrusions are limited to a single isotopic date and may not represent the age of all intrusive phases. I E N

M D

ER R A E M D Contact Metamorphic Pressures (Kb)

LAKE of the EN R

I E W

HANGING W Using contact metamorphic mineral assemblages and pressure limits defined for bathazones (Carmichael, 1978).

O L

. R GLACIER A L K

R E R STOCK

A K U S K A N A X GLACIER A G CREEK U L S A STOCK K K B A T H O L I T H E O This map was generated from digital geological compilations of the Kootenay Mineral Assessment (Höy et al., 1994) and the East Part of the Okanagan

O T Mineral Assessment (Schiarizza and Church, 1996). Both are available on the Ministry of Mines "Map Place" web site and contain extensive and complete T

E E R reference lists of government, university and industry research, maps and published reports.

E N

S P A

E Modifications incorporate age determinations and more recent mapping associated with the Intrusive-related gold deposits project (1999-2001) and U

Y R

O references within. A F C

R O L The intrusion-related mineralization shown represents an updated subset of the MINFILE database for NTS 82F,G,K,M,N. C U

B B The base map is North American Datum 1983, Zone 11, Transverse Mercator Projection.

A O I

McKIAN CREEK

REFERENCES STOCK L N N A

U K Carr, S.D. (1995): The southern Omineca Belt, British Columbia: New Perspectives from the Lithoprobe Geoscience Program; Canadian Journal of Earth D MOUNT E

A TOBY Sciences, Volume 32, pages 1720-1739.

R STOCK FRYING PAN Höy, T., Church, B.N., Legun, A., Glover, J.K., Grant, B., Wheeler, J.O. and Dunn, K.P.E. 1994. The Geology of the Kootenay Mineral Assessment Region, COOPER CREEK Y

STOCK STOCK B.C. Ministry of Energy and Mines, Open File 1994-8.

A C Johnson, B.J. (1994): Structure and Tectonic Setting of the Okanagan Valley Fault System in the Shuswap Lake Area, Southern British Columbia;

U N

N unpublished Ph.D. thesis, Carleton University, Ottawa, Ontario, 266 pages.

0 T 0

Parrish, R.R. (1992): U-Pb Ages of Jurassic-Eocene Plutonic Rocks in the Vicinity of Valhalla Complex, Southeast British Columbia; in Radiogenic Age 0

L 0 0

E 5 E

5 U

and Isotopic Studies: Report 5, Geological Survey of Canada, Paper 91-2, pages 115-134.

5 5

K K

5 5

A A Schiarizza, P. and Church, B.N. 1996. The Geology of the Thompson - Okanagan Mineral Assessment Region (East Part). B.C. Ministry of Energy and

L WRAGGLE CREEK L Mines, Open File 1996-20. WRAGGLE CREEK STOCK PLUTON Wheeler, J.O. and McFeely, P. 1991, Tectonic Assemblage Map of the Canadian Cordillera and Adjacent Parts of the United States of America: Geological S U G A R W H A T S O N B A T H O L I T H Survey of Canada, Map 1712A. F R Y L O A F GREENLAND CREEK W H I T E C R E E K INTRUSIONS This map was reviewed by B. Grant, T. Höy, D. Lefebure and P. Schiarizza. P L U T O N B A T H O LI T H CARIBOO C R E E K This map may be viewed on the Geological Survey Branch website at: http://www.em.gov.bc.ca/geology STOCK MT. CARLYLE E Copies of this map may be obtained from Crown Publications Inc., Victoria, B.C. K STOCK A L B A T H O L I T H KELOWNA SHORE E LINE K

N A STOCK A C L O L S

A N B N A G O K A N E L S O N

M U L V E Y B A T H O LI T H SAWYER CREEK S T O C K

C STOCK

E O

Y K L

A A

U L V A L H A L L A N E

M N E

T A B

O GOLD

C I N N O LEDGE READE LAKE A

0 O 0

0 L 0 STOCK 0 0 CRAWFORD

0 S 0

0 STOCK 0 O

5 HALL 5

R 5 5

R R LAKE

A C O M P L E X RIVE STOCK

PROCTER L STOCK HELLROARING H

A HEATHER A CREEK STOCK

R I L

E B R

CREEK L W M BALDY U I

PENTICTON O

L ANGUS V L PLUTON O DREWRY E

C STORM CREEK R CREEK T PLUTON KIAKHO NELSON KING CRANBROOK L A D Y SANCA PLUTON

MIDGE STOCK L B I R D CREEK A

STOCK GOLD E BASIN BAYONNE A L

SILVER B VALPARAISO F A E U B R KING L M O U N T S K E L L Y T .C T P L U T O N Moyie . A B O N N I N G T O N INTRUSIONS KINNAIRD P L U T O N BATHOLITH CASTLEGAR Lake COLLEGE PORCUPINE CREEK STOCK STEEPLE CREEK MTN HOWELL PLUTON PLUTON S H A W WALL CREEK MACKIE C R E E K STOCK INTRUSIVES PLUTON S T O C K

N HIDDEN N

0 CREEK T 0 0 SALMO L 0

0 STOCK MINE U 0 A 0 0 STOCK F 5 STOCK 5 4 SHEEP CREEK 4

5 STOCK 5

E I DODGER Y

O EMERALD TRAIL M TUNGSTEN KOOTENAY PLUTON BELLE TRAIL C O R Y E L L BUNKER LOST ROSSLAND WALLACK P L U T O N HILL CREEK SUMMIT CREEK CREEK STOCK STOCK CORN STOCK CREEK GNEISS CRESTON RYKERT CONTINENTAL BATHOLITH MTN PLUTON 300000E (Kanisku) 700000E 350000E 650000E 400000E 600000E 450000E 500000E 550000E

CHARACTERISTICS OF SOME MESOZOIC PLUTONS IN SOUTHEASTERN BRITISH COLUMBIA CHARACTERISTICS OF SOME MESOZOIC PLUTONS IN SOUTHEASTERN BRITISH COLUMBIA (continued)

PLUTON LOCATION ASSOCIATED RELATIONSHIP INTRUSIVE HISTORY COMPOSITION MAFIC ACCESSORY GEOCHEMICAL ISOTOPIC PLUTON LOCATION ASSOCIATED RELATIONSHIP INTRUSIVE HISTORY COMPOSITION MAFIC ACCESSORY GEOCHEMICAL ISOTOPIC TERRANE ISOTOPIC AGE (Ma) TEXTURE DIKES INCLUSION TYPE REFERENCES TERRANE ISOTOPIC AGE (Ma) TEXTURE DIKES INCLUSION TYPE REFERENCES (area) (UTM) MINERALIZATION TO TECTONISM (EMPLACEMENT PRESSURE) OF PHASES MINERALS MINERALS COMPOSITION COMPOSITION (area) (UTM) MINERALIZATION TO TECTONISM (EMPLACEMENT PRESSURE) OF PHASES MINERALS MINERALS COMPOSITION COMPOSITION SHUSWAP: MID TO LATE CRETACEOUS KOOTENAY ARC: MID TO LATE CRETACEOUS (continued) Northern Monashee (Sr ) 0.7162 - Adams River K (U-Pb) 67-57; 70-71 (z) post-tectonic Cooling, 500-300°C leuco-GRNT m. gr., variably foliated, equigranular bi, mu ap, ep, t, z, mu, ga pegmatite, aplite peraluminous i [25], [39], [45], [49], [50] Sawyer Creek Stock 531411 post deformation; cuts leucogranite 0.7418 NA (K-Ar) 63.8±1.4 (bi) Pb-Ag-Zn±Sn bi-GRNT m. gr., equigranular, porphyritic bi, mu [2] 3 km2 5511885 Redding Creek fault synmetamorphism, m. gr., variably foliated, equigranular, (Sr ) 0.7149 - (U-Pb) 100 (z) syn-tectonic leuco-GRNT bi, mu ap, ep, t, z, mu, ga pegmatite, aplite peraluminous i [25], [39], [45], [49], [50] 700°C at megacrystic potassium feldspar 0.7279 Crawford Stock 515720 NA (K-Ar) 60.2±1.3, 53.6±1.1 (bi) Mo m.-c. gr., equigranular, porphyritic bi, mu [2] Mo, Cu-Mo, 9 km 2 5497130 bi-GRNT (U-Pb) 115.9±4.6 (z); (Ar-Ar) 93 (se); 309169 W±Au, west-trending; BATH 1 (qtz-mu-an-cor) c. gr., equigranular and rare xenoliths of country rock weakly Hall Lake Stock 539984 post-dates Hall Baldy K / SM (K-Ar) 99±5, 101±5, 106±5, NA [42] 2 5699457 Au-Cu±Co, post deformation hb-bi GRNT megacrystic potassium feldspar bi, hb ap, ma, ep, sp pegmatite, aplite (near contact) peraluminous (Sr i ) 0.7054 [9], [23], [46], [54] 2 5496177 Lake Fault bi-GRNT 558 km 104±3 (bi); (Rb-Sr) 98.5±2.2 8 km Pb-Ag-Zn±Au post deformation; Reade Lake Stock 588260 weakly 2 5498991 NA (K-Ar) 103±4 (bi); (U-Pb) 94 (z) Cu-Au-Ag crosscuts QMNZ m. gr., equigranular and c. gr. porphyritic hb bi, ap, ma, sp, z, al aplite metaluminous [22] (Ar-Ar) 90.4±1.2 (mu) bi-mu GRNT m. gr. equigranular and porphyritic bi, mu ap, ma, sp abund. peg, aplite peraluminous [34] 26 km St. Mary Fault margin comprised of interdigitated metaluminous Sanca Creek Stock 521483 (K-Ar) 80.9±1.7(bi); weakly (Sr ) 0.7065 - Anstey pluton 369537 sheared and metamorphosed hb-bi GRNT, NA As-Pb-Ag-Au, W post deformation bi-GRDT m. gr., sub-equigranular bi pegmatite, aplite f. gr., mafic-rich quartz diorite i [2], [17], [35], [43] K (U-Pb) 92-94 (mz) Mo, W±Au, north-trending m. gr., equigranular and porphyritic hb, bi ap, ep, t, z, mu, ga pegmatite, aplite pegmatite, aplite, foliated granite to [39], [57] 2 5473009 (Ar-Ar) 96.5±1.2 (se) ap, ep, sp, mu peraluminous 0.7078 120 km 2 5677322 post ca. 90 Ma at bi-mu GRNT 18 km and country rock peraluminous Mount Skelly Pluton 529273 (K-Ar) 99 to 69 (bi & mu); BATH 2 and 3 (qtz-mu-an-st) weakly 2 NA Mo-W±Cu post deformation bi-GRNT f-m. gr., equigranular bi, mu ap, z pegmatite, aplite peraluminous [1], [2], [31], [43] SHUSWAP: MID JURASSIC 302 km 5467491 (Ar-Ar) 96 (se); 92 (bi) pegmatite, f. gr., mafic-rich, plag porphyritic diorite, Honeymoon Bay 319808 syn to late BATH 3 (qtz-bi-mu-si-st) (K-Ar) 98.7±2.1(bi) Pb-Ag-Zn±Au post deformation bi-hb GRDT c. gr., megacrystic potassium feldspar, porphyritic bi, hb ap, ma, ep, sp K c. gr., megacrystic potassium feldspar lamprophyre metasedimentary rocks 2 5685552 (U-Pb) 161±7.8 (t) Cu ; magmatic epidote QMZD bi, hb, ep ap, t, ma, z pegmatite, aplite foliated phyllite adjacent to contact metaluminous [34], [47] 84 km deformation Howell Creek Intrusives 675000 (U-Pb) 98.5±5 (z); NA Au, Pb-Zn-Cu, Mo post deformation emplacement depth, 3-5 km SYNT, GBBR m-c. gr., trachytic, potassium feldspar megacrysts bi, hb ap, bd, z pegmatite, aplite intrusive breccia metaluminous [6], [52] SELKIRK MOUNTAINS: LATE CRETACEOUS <1 km 2 5455000 (K-Ar) 72-119 Downie stock 400583