l^GEND 



§ 





phyUitc,(JuJ'n>rJil'efoit.-i, i-pixJotic and- 



Gi?tujd Forks scbists 



Intrusive 



CoiyeJl batholj tl i 



SyKEcLte porpliyry 



ljtil-lp>icr<il{yn,ntjci) phni:c of (yn-yi-lhhatlMlUh, 



ri] 



Harzlnirgitc 



Baker gabbi-o 



I'. 



-3 



Smelter stoiik 



Lhs< 111. li.ulxohrii. 



uii^^u hLJtiti m.mu, -aa-. 

 .ock 9otcth of tasAa Tnaui 



Symbols 



Geological LoimclHrjr 



Glacial striae 



E8°3o' 



25' 



20' 



49° 

 05' 



CHRISTINA 



ROSS LAND J-t>' M U N T A I N S ^,^ f C LU M B I A ^SYSTEM) 



Sheet 2 f? 9 



BBoo' 



RANGE (COLUMBI 



A SYSTEM 



ise Danville 157 ' ' rsa 



^'?S<^-~^J 





„^".t'-X 



\ 



•;:>~, '-^ 



^ 



- u ^ , 





W A 



ROSSLAND MOUNTA 



IL830' 



25' 



USoo' 



me. £otatdary CommissioTv. 



ITofce . Folded st7ni<:tu7'e. of S-uther-lanjA etrul Gr-tmAJhr'ks 



sc7dsts. in section,, in.&'tily ^xaffi'ajTmtjotix^ . 

 M^anv €tpop7Ly.fa.i di^ifs fi'orrvJai'ffe-inti'itsvy 



jCocaJiti&s of cherrUcaHjy a^n-afyx^^^ 

 rocka, sTiOMm^ thus, +517 



^~T~r"TT' -TT 



ilM&kk 



Section along line A B 



GEOLOGY OF THE FORTY-NINTH PARALLEL, ByR.A.Daly. 



Scale : esfeo = 09864; Statute Miles to Unch 



Mies 



1 »^ O 1 2 5 4 



Contour zntervaL, 500 feet. 



MAP82 A 



Beprtnted' hy permission, of Chief Astronomer, 

 to accompajiy- GeolofficaZ Sitrv^ Memoir J^P3d 



