GEOLOGICAL SURVEY OF CANADA
DEPARTMENT OF MINES AND TECHNICAL SURVEYS

SHEET 93 F

Figure 1. A
, ; wes 4 126°00' ‘ ? , ; : , , 124° 00’
Glacial features of Nechako River map-area, British Columbia

ees

Scale: One Inch to Four Miles = ——
aah 253,440

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Blank areas indicate undifferentiated drift and alluvium or bedrock

FEATURES PRODUCED BY ICE MOVEMENT

Glacial strice (direction of ice movement known) .......-.-- eee ee eee
Glacial strice (direction of ice movement unknown) ...-....-++-+++ ++ eee = eg C
Drumlin, including rock drumlins (direction of ice movement indicated) ...... G x \

Drumlin (direction of ice movement not indicated) ...................

WHS QOS

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; \ “? d
xe ise

Glacial grooves (direction of ice movement not indicated) ..............

FEATURES PRODUCED DURING DEGLACIATION

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BYE Re}. Wey! aa Pena ee Say orisha al ve Ged ni ate 3 or, Se

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Shoreline of proglacial lake (approximate)... .........-.....000%

ws SE 4 5 ‘aint oat ; wig Y oe ; e : ae
Silfssancicl aystotsorogiacialilakesteuaat west esi ean meant «ean SS YP = Y ne... Ee See ~ i ‘\, ‘ S De ae Muskrat Ly
Yo
oma as

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Large meltwater channel bounded by terraces (direction of flow
finelteeielley Chew aouodaagoon noon osoer been doe ha ook ic a

3001
ane

Abandoned channel (direction of flow known) ..............0.... 70% 7

Abandoned channel (direction of flow unknown).................47~—7

Geology by H. W. Tipper, 1949-53

To accompany G. S. C. Memoir 324, by H. W. Tipper

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Cartography by the Geological Survey of Canada A
TATUK “HILLS

Telephone or telegraph line... 2... 2... ee ee Vipers septa
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Rost! Office anu pata ictal eer en Pa, (eerie Mea MONE man ei OE) p ‘. € ae: : ae ae Ly A B=. SD, as bE WES NSA eS D p> Ss
Horizontal control point A SES SODA : ” Fe Reo aNd BAR yeaa f.. = nye Z UA Be ofelie Oa A eae eR UF 2) eens EEN | Poe an Loo at ! : >
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Boundary, Indian reservation or park. ...................., , See NSS Oa oD pare STN lees Piney ay Y Regs ‘ eee hoe) SR TERNS Vee Sv cnttialy we Ge

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Seth, MHOMMANTONI CIN ec alas AS ou oon pea atone ea ae aloallls ae
Rapids and falls

Witelplanterr Welded wusek Al t's: lle on eteamean tiles eyo sed en ORES os ons ees che ean

Sand, gravel or mud

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Gliffkorescaroment Pee Peds a eT RT oc ees ee ere cen hose PO eA hy,

Height in feet above mean sea-level... 2... 0. ee ee ee es 84025

Mean magnetic declination, 26° 15° E, decreasing 3.5
annually. Readings vary from 26° 40’ E in the NW
corner , to 25° 47’ Ein the SE corner of the map-area

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124°

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53 00 = fimo

126° 00°

~ VANCOUVER Lg,
. | _ ISLANDS

128°
INDEX MAP

125°00

Published, 1963 Printed by the Surveys and Mapping Branch

Figure 1