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Lignite of Skonun point...........-- ee eee eee e eee e teeta 156
OFigin ss. se og a i ee tee tae 158
PEEROICUE oe are ae Pe ee See ne ee 158
WM de AOEMMatION sca ae a oes Bee ses ee oo eee 159
ORisiiic gt une See eee ga eats Sere ee rien ee ee 159
PiacdactorniviGl aoe ee es SR eee 6 ee eer eee 160
Forhelne (Ormalion... ca. es cs ks ce ee 161
Masset rormationg. 5 os es ce ee oie oo ue 161
ee at ee a eee is eos wens 162
WesE COSGt ee ee a ee ee ee 162
ARAM DOIN. ss coca oe Se Seen eo es ee 163
(Counttysrocks: 000) ee ee 163
Giricture ss 26 rs £55 6 bw se CS Pe eos eR ee eee 163
@GCUEFOIIGE. -2 seh sce eee Pe RE ESSER Ee 163
Origine ker css tse: FOES Aas Soe eee eee 165
UOZOCCHILC ssc hiss Oe ore RE NESS oo MES cS Oe ee ee Oe ee eee 166
Accumulation of petroleum... 5.622505 5 5:60 ees ee ee ee ee 168
Conditions-on Graham island) .<:=25<:222 8 Sete ee 169
GOnchISIONS ; oa Sched See SONS ERS See ie ee ae BR See ee 170
Oilishalen 3 axe oo 5 eer os ee ees 174
Clay ie Sow oes Ae AOE Ms Ste SEP Ae ee ne 172
Building stone and limestone...... 2.6.6.6 6c s ee eee eee cee eens 173
GOlE Sos a es ee a ene So Fa SSS ERS ID ESR ee ee es 173
CHAPTER VIII.

Borechole fecords es os as es See ee eS 176
| Ret hg oy cu eget Pir pee Se ane = eee nN gC ra erareN crear cco a eee 241
ILLUSTRATIONS.

Map 176A. No. 1597. Graham island, Queen Charlotte islands, B.C.
Seales mules to: 1einchs. a5 cs eae cae eee Seca In pocket
Map 177A. No. 1598. Southern portion of Graham island, Queen
Charlotte islands, B.C. Scale 2 miles to 1 inch...... In pocket
Plate I. Bearskin bay and Slatechuck range............... Frontispiece
II. A. Western part of Skidegate inlet and Queen Charlotte
ksh SR eH A RRR ro ery Oo a 181
B. Serrated summits of Queen Charlotte range........ 181
Bh AS Sealinlet. os 6 sok os oh cs anos eR ORE Ses 183
Be SACHOW MOUNTAIN. 2.5. Cs cas ks serine Sach oss 183
PY. AS Wekoun lake: s: 5 3. si soso sae eas a Sac a 185
B. Skidegate inlet and Honna valley..............06- 185
V. A. Hanging valley west of Yakoun lake............... 187
B. Skidegate inlet, Table mountain, and Alliford bay.. 187
VI.. Summit muskeg on Wilson trail... ......<....+- + memjeauek « 189