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