PaGE
Olivine pasa ses eR eke Sat ee eee oer 29
Olson, J., placer mining by......... 56, 57
Omineca batholith, distribution...... 31
Mmoplacementuess aise ary oe 54
Omineca fault, carbonated rock..... 50
Description (acs tee ee eee 50, 61
Sample assayed from............. 61
Omineca intrusions.......... 8, 31-34, 58, 66
(3) MORENO OORTIE ODO ABD OD oOtos Oae 34
Border phasessacc ns ae eee 33
impectiontpneissseyeprianaen ee 33
Plugelices ees <8 ress PENEURL ey 33
Structunenotene ren acer ee 32
Omineca mts., descr.............0. 4
mineca r., drainage by............ 3
Ominicetla ck., formations.......... 19
Crimimeciles iris. cose voosaeboobe 49-50.
Orogeny, early Tertiary period of... 58, 55
Outcropsmibullboussc eae ee 17
Ribbediaks gains Koa 3 2 Nee see 1l
Pack-horses, means of transportation 2
Rateshiae sth tena i Ware «sede reat
Parliament, J. H., acknowledgment to il
eaceerarainagelbyp een eee
IDET Id OLILE TT Me ee ne ee 28-31
Phenoerysts, augite.............00.. 16
Unidentified green mineral........ 17
Rhy llitesteis aaa ee eee ae ls at 10
Physical featurest esc eae ke ena 3-5
POLO WS ells s eis eas mea ato Rea 17, 21, 45
Pilot ck., fossils north-northwest of
Chev OubnEO Ley. ars eee ames Shs 39
inchistatllopzone-ee eee eeee 48, 50, 67
Placer gold, discovery of............ 3
MeConnell clon enn ee eee 56
Plateaux and plateau-like surfaces. . 4
Qin Umea een ean ae eee , OT
Pleistocene deposits................ 46-47
Poitevin, E., identification by....... 43, 57
iRopulationtnny rece eee ones 1
Precipitation salofokesianelowneropsrcten et teksto 5
Prince George, B:C., aircraft oper-
abedie from... serena:
IPROSD CCLIN Burners crass he esas 66-67
IDR aK Mee LEONG Ho anoonoodoon ass 6
Pyroclastic rocks.......... 10, 14, 16, 17, 19,
20, 36, 43-45
Ash, cinders, and pumice......... 44
Cone-like deposits........ ey Bee 44
Striated cobbles and boulders in.. 44, 45
WO SEMIGE Aesltere ease el ee. 28-31:

Juartz porphyry, dykes............ 2
Quartz veins, gold-bearing......... 3, 58, 59
Quenada ck., fossils northwest of the

MOWUD EOL yest n ae oe ene 12, 28
Quenadartaultsdesct.. se cement oe). 51
Quyzvhxaepeecol dane nee 59
Rae, A. J. F., acknowledgment to... 1
Raintallieeaerrss Saree oe eC 5
iecentad epositserrmiecomer ener hi: 46-47

Basaltic rocks................ Pere 53

Galcareous butane eee. 47
Red Creek fault, deser...........:. 52
Red Creek valley, coal.............. 64
Reliefs oc all. otiepersrase essa woeese re eetocinionese 3
iRipplemarkseeeere aon rreioe 36
Robertson, W. F., placer gold de-

posits described iby.......:....... 1
Saiyanckencoalliteerrre csr eee cles 65

71

Pace
INGE CHES (iten puro ddodododaucns 23
Saiya fault, descr..... 49
Saiya 1., fossils east of........... 18, 23, 24
Sandstones, Sustut gp.............- 34, 36
Srealignes: mijn, CoML, soon gobooueuoeo ode 64
Folds and faults northerly from.. 25:
Fossils in vicinity of............. 24, 25
Waals: (Onare see y ae clk aes 21
Schiller striations in pyroxene...... 29
Schist, hornblende...............0¢. 18
Sedimentation in Permian time..... 54
Serpentinese tracts ecient 28-31
Shale, carbonaceous............++2+ 21, 65
Sustuteoepsde nesters acter seca oye 8, 34
Maklawigpiscvcnc nso teri ee eyatce 9, 22
Shell gp., assays of samples from.... 60
Quartzveinssse eee 60
Shearszonewwena seer eae
Sikanni rge., rocks... 2
Silts;concretionanyes meee ae
Silvertasin canbe oae arenas
aklas operatic ee
Leni any was ra teva mee tate ete 67
Skeena r., drainage by............-. 3
Skeena serieS........0ececceesceees 1
Slate, carbonaceous............e000- 10
Snowlallwa cence ke aks rere meee bi
Solo gp., assay from................ 59
Descrip trons. vccteeie stele 59
Spath, Dr. L. F., fossils credited to.. 23
Spherulitie rhyolite................. 10

Springer, K. J., descr. of Motase gp.

Supplied Mby eee eee eens 62
Springer Sturgeon Gold Mines...... 59, 60
Spunssitruncatedas-y-)-verciierestersierielers 5
Stoss slopes, evidence of ice-sheet... 5
Striswglacialeemrccr rpc cielo 4
Sustubcgpsctere ccccsreisisceterssiswiste evais 4,8, 34-41

ING Sop SOACHOAOUSUOU ROCCO OOOOU ROO 4]

Beas alll sr-OCKS ier cscisiectersisteless eveeisieys, rele 35

ll co SueeaoadD oD oDosddoaHoUSCaS

Ossi setmombertertaciryeyeeteractiec cl 39-411
Metamonphismberesmicm ital

Structural relations, external..... 38, 39

Mra KssooodFO RU OOaUDNOODOOO 37, 53

Sustut ]., copper deposits north of... 61-62
Fossils west and west-northwest of

10S) CUUAE Discocosoosdoseoobade 12
Landing for aircraft............. 2
Wavag: Mean ace cts ceo ce oe cine 17
Samples assayed from north of.... 61, 62

Sustut peak, elevation....... oieatiree 3
A aV-AS WO Lenoreks cretion context role eto ee 17
SINE ey Oa on gouagdudunobdanodee 64
Drainiagemyenctreeretcricniteterietiler ire 3
Fossils from east bank of......... 40
Sustut r. valley, lavas.............. 17
Sustut valley, Malloch’s visit to..... 1
Synelinorwumercer rece cereiene 25
ATF ai clase orp cter scag sre eic revs Cee onehaetosebeceretoleiel sins 3, 9, 58
WANG Cmca Tie raccesnnerstoreistrtereverenscoisters 27, 28
iBasalemembers ermine ie ierr re 26
HLOSTONM eer ep cee rsvcrsrcrekeratatel len erenereteiees 25
Poldsvandetaultsecce.ceeciece. 25-26, 53
Mower Givyisromea. ice les onto 15, 16, 26, 63
Relation to Asitka and Cache

Wreck ops: ariierecicielerielsiicieioe sien 26; 2/7
Structural relations, external..... 26-27

internal 2
Thickness
Wipperm division yercein. series leis) « 19-25