MESOZOIC ND (? ) CENOZOIC

CANADA DEPARTMENT OF MINES AND RESOURCES

MINES AND GEOLOGY BRANCH BUREAU OF GEOLOGY AND TOPOGRAPHY

.P 2 GEOLOGICAL SURVEY w& : & NIC) 7 ax ZS Vis " ~ D 9 Nee SACO aie ey PACE RA \7 “= S 3 - a 7 *: ayy tm = [: . ‘4 J LEGEND sl oNe > g Qo CGN: a OLY if: 2g 5 d

JURASSIC AND (OR) LATER

TWETT Conglomerate

Tr Granodiorite, quartz diorite, diorite; 6 minor gabbro and pyroxenite

Serpentine, quartz-carbonate rocks

JURASSIC

Suviiicn] Andesite. basalt, tuffs; interbedded sandstone,

siti) shale, conglomerate, and limestone. May include —=—--——J_ some Upper Triassic strata

A

TRIASSIC UPPER TRIASSIC

Y Sandstone, shale, greywacke, conglomerate, Y Wy limestone LA

PERMIAN (Mainly or entirely)

VU BA Argillaceous quartzite, chert, argillite, slate, greywacke, lime- ) Vp, stone; greenstone, and related schists. In part older than (1) cA N 0 peti w | f{__] Ls Massive limestone; minor argillaceous and cherty 4 _ = sedimentary rocks a a \ LEP AREN + : 7p = = ~ ™ yg d CALF, 5 AW FT : Observed rock outcrop or area of outcrops x CJ NY, MAS Wp Fe . 3s B , gfx ar 1, RE 7 TT 180 meer N 4 Mj jn SS DSi _ Bedding (inclined, vertical, horizontal) ...... y Yl Sf. ; cx a SK fae KEN AKA GR, DGB Le q } Lp x = = el > “ESO . . ha \ a a“ : Fossilslocal ity senator neat rates © TES 5 a S nk SaaS ; Faultior fault’zonen eect eet eene ARR ATAPI

Ses : POSS B eee

WS

oe

4, ra £6 , 4, 4 aN 7) 7 gf - x] y ~ = J = Yo ~-6 Sas JasoS V6 : S 8 =

SI y : S y tS ie Ki AU EES Lp GB Spy = > } a 4

LIE es

Anticlinaliaxis:: so.86e. tee ee lace ena am —{- Synclinalaxistie sree ener cere, Maile cneaIC AlN ma aE @

N)

Cinnabar occurrence ........ccccscesccccsccececes

Geology by J.E. Armstrong, 1943

LoVe bist A OO HAN HOLA EEN SUS cate RSL CE —— ry

Tesi pas veceHs RU nnanas NM A tuhcanab NCL us Vy EG Opes Gas ) UY C interval, 500 f Ce f p ZI) VN Xe £? ontours (interval, 500 feet) ........... f | a « ¢ x 0 7 S, : Dy SiG \ K () LPS Ly,

72 / eM Y dy oy, V4 4 7 oe TF / iy 1G oy \ a SOLES AINAGME GUY, VBL

oo Py

Surveyed and compiled by the Topographical Survey. Issued 1944,

/ é PRELIMINARY MAP 44-5A : \ / - NORTHERN PART oF PINCHI LAKE MERCURY BELT

Ors 44

‘, : ‘, rs tg : CASSIAR DISTRICT 4 ® TAdE . %

PE ee — SN

Lo | | BRITISH COLUMBIA YI ADE

Scale: 1 inch to 2 miles 1 2 4 6 8

oy ’ ii &

Seer