Work Done August 1973 By J. C. Stephen Explorati.ons Ltd,

Work Done A u g u s t 1973
By
J. C . S t e p h e n E x p l o r a t i . o n s L t d ,
F'unded h y
D .C.
Sjrni1-i c a t c
I
---
s
a
-
w
.
.. -*P FIG E
LC; CAT I Q X
ACCESS'
PAGE.-.---3
LOCATION MAP
1'1
GROLP SKETCZi
iII
BRUCE TALUS ANOFZ4Lr,i
'IV
19 7 9 '!'AT,ll S SilYPLIT.IG
I N POCKET
'The claim g r o u p i s approxlmnte3.y b i s e c t e d by
c?
north
t r e n d t r i g vall.ey w h i c h m y r e p r e s e n t a zonz of weakness o r f a u k i n g .
Elevations range from 3800 f e e t i n the v a l l e y a t t h e n o r t h boundary tc
6300 feet or? t h e peak ir: the s o r ~ t hi r e s t p a r t of t l ; ~clai:n g r o u p .
LmATION HAP
MUN GROUP
FIGURE 11:
GROUP SKETCH
WOPX PF;EVICUSLY
-RECORD hTUMl3L:RS
-YA 12387
PA 12tt03
--
-PPECORDEI)
TO
--
lt02
March 7 , 1930
409
Xarch 7 , 1981
Y.A 1 2 4 1 0
March 7 , 1980
YA 12411
Ifarch 7 , 1981
Y h 12412
-
419
March 7 , 1980
YA 1 2 4 2 0
March 7 , 1 9 8 1
YA 1 2 4 2 1
March 7 , 1 9 8 0
YA 12'422
Pfarch 7 , 1 9 8 1
YP, 1 2 4 2 3
Nal-ch 7 , 1 9 8 0
YA 1 2 4 2 4
M a r c h 7, 1 9 8 1
YA 1 2 4 2 5
March 7 , 1 9 8 0
YA 1 2 4 2 6
March 7 , I981
YA 12427
March 7 , 1 9 8 0
YA 12Lt28
Narch 7 , I 9 8 1
Y.4 12429 - 450
March 7 , 1 9 8 0
YA 1 2 4 7 8
-
493
Pfarch 21.,
I960
Fi;;urc
shown on Map I
l T i d e p i c t s tthc 1 9 7 8 t a l u s anomaly as it was
Geology and Ceoche!nistry subaitted with "Geochemical
k c p o r t on the MlTG 1
-- 80
Mineral C l a i m s , March 1979".
as indicated by tape 2nd c.om?nss survey.
Locatiocs were
Samples consisted of the
f i n c s ~ r a i n c Jmatcri a1 readily availahie at each locat icil.
<45 mesh
-
No.
--Sample
-.Zinc
Tungsten
--.-
-.-A
'
Tin
Tin
13
85
1 25
IS0
210
280
75
300
17 5
305
60
820
52
365
Talus s<lmple l o c a t i o n s ha:? been rn3rkeci by w i r e s w i t h smal.l
p l a s t i c f l a g s i n s c r l ' n c d with t:h:. s a m p l e numbers.
be f o u v d in 1'380 b u t tilose loi:ar~cd arc shovn
311
No!:
Xap I
all of these could
G e o l o g y 1"
100'.
A t each sample site l o c a t e d a five f o o t ras!i.us ;m$ exami.ncd f o r rock . t y p e s
and a c h i p sarrq~1.ew a s t a k e n from each cock t y p e .
1111
adc3iti.m a sample
was t a k e n of t h e f i n e s t rock fraginerats a v a i i a b ? . e to be p i c k e d u p by hand.
These s a n i p l c s were ana3.ysed f o r z i n c and t i n ar:d
Tablc I.
r e s u 1 . t ~are shown in
Each site was examined by d t r a v i o l e t lamp, no s i g n i f i c a n t
schee.li.te o r rnalayai t e w a s f ourld a t these poi.nts.
TNTRUSIVX FRAGMENTS
-
-TALUS RESEARCW
-Check d e t r r m i n a t i o n s i n d u p l i c a t e were rnade f o r t i n by Chemex
Labs and a t h j r d c h e c k was made a f t e r r j g o r o u s d r y i n g of t h c samples a t
no c o s t t o D . C .
ances.
Syndicate.
A 1 1 v a l u e s checked w i t h i n a c c e p t a b l e t o l e r -
It was t h e n e v i d e n t t h a t t h e r e wer;. s i g n i f i - c m t d i f f e r e n c e s i n
t h e c h a r a c t e r of t h e saniples c o l l e c t e d .
on i g n i t i o n and % i r o n on
2
A n a l y s i s was nade f o r t i n , 3.oss
s e l e c t i c m of samples.
R e s u l c s are siiotm a s
T a b l e 11.
The f o l l o w i n g d i f f e r e n c e s a r e i n d i c a t e d : -
(1)
t h e 1978 samples were of t h e f i i ? . ~ s m
t a t e r i a l a v a i l a b l e and i n
s e v e r a l c a s e s i t was n o t e d t h a t t h e saniples were c o l l e c t e d f r o m
mossy o r g r a s s y p o r ~ i o n sof t h e mountain s l o p e .
?:any of t h e s e
c o u l d b e more accurate1.y d e s c r i b e d a s s o i l samples.
The 1979 t a l u s f i n e s were small. 1/8"
-
1/2" rock fragments
from t h e 5 f o o t r a d i u s a f t e r l a r g e r r o c k f r a g m e n t s had been
removed t o f a c i l i t a t e c o l l e - c t i o n .
(2)
as a r e s u l t of sampling ::echnique t h e 1978 samples a v e r a g e 8.94%
o r g a n i c a s i n d i c a t e d by L . O . 1 .
a s corafiared t o 3.97% f o r t h e 1979
samples.
(3)
t h e 1978 samples a v e r a g e 5.585:; Fe a s compared t o 4 . 2 7 % :',n t h e
1979 s a ~ p i e s
(4)
t h o s e samples, No's 8 and 244, w i t h t h e x o s t s i g n i f i c a n t d i f f e r ences i n t i n v a l u e s
and Fez.
3150
have s i g n i f i c a n t d i f f e r e n c e s i n L . O . I .
Other d i f f e r e n c e s are g e n e r a l l y of t h e s a n e s e n s e
though n o t s o marked.
These d i f f e r e n c e s may have i m p o r t a n t
i m p l i c a t i o n s i n l o c a t i n g t h e s o u r c e of t h e t i n .
o
ANALYTICAL CHEMISTS
TO:
ATTN :
J.C.Stephen E x p l o r a t i a n s L t d . ,
1 1 2 4 West 1 5 t h S t . ,
North Vancouver, B.C.
V7P 1149
SAMPLE NO. :
--
-
78DC MUN
8
16
61
62
----79
79
GEOCHEMISTS
H!T
.N 8
Nun 1 6
61
62
PPM
Sn 58
REG1STERED ASSAYERS
~MVOICENO.
34538
RECEIVED
T A B L E
-------LOT.
-------7.6
X I
X
Fc
i2,6
290
9 .O
5.30
5.70
4.95
---
-.---
2
2.2
265
140
11.0
3.2
5 .O
4.8
Feb 33/79
w
-
46751,
I!
8 .00
130
1 45
8 ,a
ANALYSED
3 .I0
3.80
5.80
5.90
46752
!f
s e p t /79
---
----.-
50_372
50492
50492
!I
l'he east f a c i n g talu;: s l o p e s w i i l c 5 e-ncompass the main afiomalies
were s u r v e y e d by s t a d i a methods arid a r e p l o t t e d
0x1
Hap 'I Geology I" - 3 00'
C l a i m p o s t s , r o c k o u t c r m p s , some c o n t a c t s , t a l u s sample l o c a t i o n s and
topography were s u r v e y e d .
The s u r v e y commenced a t N o .
and w a s o r i e n t e d i n accwdance w T t h
13ru.nton c o m p x c .
3
1 p o s t lalN79, 80
n o r t h b e a r i n g e s r n b l i s h e d by
Check s h o t s were taken on overl.appinp, s r a t i . o n s p e r i o d i c -
a l l y t o ensure c o n t r o l .
Cl.osures, "or
p l o t t i n g puzposes a t clzis s c d e ,
were ren:ark.ably a c c u r a t e f u r stadi-n on t h e s e r e l a t i v e 3 . y steep sl.opes.
C r e d i t i s due Kenry Aimack f o r c a r e f u l work..
S t a d i a p o i n t s were marked by f l 3 . g g i n g and will no;: s ~ i r v i v e
t h e elenit-ints f o r l o n g .
Instr~iri~enl:
s t a t i o n s werc marked by f2oggi.ng b u t
werc a l s o p a i n t e d and sliould be evident f o r two ctr three yca;:s.
' I n i t i a l e l e v a t i o n s w e r e set ar5itraril.y t o coincide as
c l o s e l y as p o s s i b l e t o 1:5O,Ofl!l
s c a l e nisp cnntrmrs.
.
Rock o u t c r o p a r e a s i n t h e v i c i n i t y of t h e main t i n anomaly
have been surveyed by s t a d i a and a r e shown on Map I.
These o u t c r o p a r e a s
wcrc examined and l i n e s were p a i n t e d a c r o s s t h e most c o n t i n u o u s rock
exposures.
These l j n e s were market1 o f f a t i n t e r v a l s of 3 t o 20 f e e t
depending on rock t y p e , m i n e r a l i z a t i o n and f r a c t u r i n g .
were t h e n t a k e n from each of t h e s e i n t e r v a l s .
Rock c h i p samples
Samples c o n s i s t e d of a two
t o Eive pound c o l l e c t i o n of f i n e rock c h i p s t a k e n by hammer, o r hammer
and m o i l , from t h e exposed rock s u r f a c e a t r e g u l a r j n t e r v a l s w l t h i n t h e
sample i n t e r v a l .
Loct?tions of sampled l i n e s a r e shown on Map 35 and sample
r e s u l t s a r e l i s t e d i n t h e f o l l o w i n g T a b l e s I11 and I V .
CONCLUSIONS
---<-.-
No s i g n i f i c a n t t i n c o n t e n t i s i n d i c a t e d on t h e s e c h i p
sample l i n e s .
T r a c e s of t i n a r e e v i d e n t I n s k a r n on l i n e s E and F i n
Table I11 and one anomalo~rssample o c c u r s i n t u f f a c e o u s sediments on
l i n e F.
Table TV l i s t s r e s u l - t s of s h o r t sample s e c t i o n s from
s k a r n zones i n t h e n o r t h e a s t p a r t of MUN 79.
o r e grade i s indicated.
No m i n e r a l i z a t i o n of
ROCK TYPE
R- sty quartzite
Fine gr. Intrusive
Skarn
Rusty Quartzite
Rusty Quartzite
F i n e g r . Intrusive
Fine g r . I n t r u s i v e
SlirA2L,E LINE
-----
D
Rusty Quastzitc
84756
C -12'
8.25' above H-12
1
2,4757
12-27'
S . of
1
'1
s1
-t v o l c a n i c s
I'
'0
81
H-12
84773
27-40'
I
84779
40-52'
5
84758
52-70'
4
11
'I
84759
7 9-88
"
2
11
it
84780
88-108'
3
11
It
84760
108-122'
5
98
tt
8478 1
122-1 42
Rusty so3.canics
'
1
Calc-silicate skarn
84761
142-154'
3
Dark green sknrn
134762
154-173'
I
Pale skarn, Siliceous srds.
S,QPLE
-------
LINE
SMG'LE--NO
84763A
84782A
E
-LOCATION
--.----
4 3 ' R of H I T o'
HIT
-
6's
Skarn 6 r u s t y s e d i m e n t s
48 -. 60'
Rusty s e d i n e n t s
-
66
P.usty s e d i n e n t s
69
Skarn, n n d e s i t c
81
Rusty t u u f s c d i n e n t s
96
Rusty t u f f sediments
20C
Rusty t u f f s e d i m e n t s
218
R ~ i s t yt u f f s e d i m e n t s
236
Rusty t u f f s e d i m e n t s
247
Rusty t u f f s e d i m e n t s
266
Rusty t u f f sediments
280
Kusty t u f f s e d i m e n t s
299
L i g h t c o l o r e d slcnrn
305
Limes t o n e
84764A
60
54783A
66
84765A
69
847848
88
84766A
195
$47358
206
84767A
224
R47G8A
236
84786A
251
84769A
266
8478712
280
84788A
299
-
84770A
305
-
320
Sliarri, t u f f
84789A
320
-
334
S i l i c e o u s s k a r n , s i l i c e o u s setls
847778
334
345
Skorn
84772A
345
-
365
Calc s i l i c a t e skarn
8h790A
365
380
Calc s i l q c a e e s k n r n
84773A
380
-
400
White s i l i c i o u s sedirnzntr;
LEOU US
pyrite
scdin:ents
RGCK TYPE
-
S i l i c i o u s skarn
Dark g m e n skarn
Rusty s e d i s e n t c c-,d s k a r n
R-dsty Luff a c e o u s s c d i m c n t s
Rusty t u f f a c e o u s s e d i m e n ~ s
Rusty t u f f a c e o u s s c d i m e n t s
Rusty t u f f a c e o u s r e d i m c n t s
Rusty t u f f a c e o u s s e d i m e n t s
rust:;^ t u f f a c e o u s s e d i m e n t s
Rilsty t u f f a c c o u s s c d i m e n t s
Rusty t u f f a c c o u s s e d i m e n t s
Exsty t u f f a c e o u s sedirnents
Rusty t u f f a c e o u s s e d i m e n t s
P-usty t u f f a c c o u s s e d i m e n t s
Xusty t u f f a c e o u s sediments
Rusty q u a r t z i t e
-
cherty
Rusty tuffaceous scdiments
Rusty t u f f a c e o u s s e d i m e n t s
Rusty t u f f a c e o c s sediments
Rusty t u f f accous secli?i~ccts
i3s:;ty t u f f a c e o u s Volcanizs
Rusty tcrff acclous sedirccn t s
R ~ ~ s tt u
y f f a c e o u s sed:'rr.encs
i\us.r:y t u E f a c e c u s volcsnic:;
v>
X i ~ s t yt u f f a c c o u s sediments
Rusty tuf f a c e o u s s c d i m a i t s
R ~ i s t yt - i ~ f f a c n < >sediments
d~
Rusty tuf facecrxs sedi:xei? ts
R u s t v trzffclceozs sed iemnts
Q
i ~. t ~g
c tuffacccus st-dinexlts
A
Ku.sS,V
~ U ~ I ~ C~ E
e dO
i lU
i i I~ ;i ~ e ~
Ru ;t?; t u f f aceous sircllmnrs
R m t y t u f f n c e o u n ;ccl:'m:!n~n
I
I
S a m p l e 84674, T a b l e I V i s f r o m an e a s t s t r i k i n g f r a c t u r e
zone Ln g r a n i t e .
T h i s zone con.si.sts of near v e r t i c a l f ~ - a c t u r e ss t r i k i n g
N 750 3 .which confsrol the -..,lap of t h e g r a n i t e o u t c r o p s .
maline ( s c h o r l ) and s m a l l
Quartz, tour-
xou-nts of a r s e n o p y r l r e occur a l o n g t h e zone.
T h i s system i s p a r t of a n e a s t s t r i k i n g f a u l t s t r u c t u r e which t r e n d s
a c r o s s the p r o p e r t y and Is expcsed on t h e peaks t o t h e e a s t .
Miscellaneous t a l u s snrnplcls l i s t e d i n Table TV a r e from
v a r i o u s t y p e s of s k a r n from s e v e r a l t a l u s r u n s on l?UN 79.
These t a l u s
r u n s develop Erom s k s r n exposures which a r e g e n e r a l l y t h i n and whose
d i p s l o p e approximate t h e s l o p c o i t h e t a l u s cuvcred h i l l . s i d e .
Ultra
\ ~ ; n l c tlamping of t h e s e tal-us a r t a s shows s c a t t e r e d s c h e e l l t e and
m a l q a i t e m i n e r a l i z a t i o n b u t no l a r g e zones cf s i g n i f i c a a t m i n e r a l i z a t i o a
t a r e located.
Sksrn
I'hi:~ laminated skarn
Sk3.m arrd qua?:tz vei.n
Shzm
Skarr; and tr;f f accoua :;edir;;en.i-.s
Sk.a m. . .
.. ..
Gra!;i
tn,
.-
... .
w i t h nrs.;?ro
I
T,l.mca tone garnet skr-lrn c o l . l e c t e d '
by G . S ,W, 13r1.rcc. Wo flour:.~>sceoc
C(s.mpos:itc o: hq;er:,cuhi-,y ...S.1,:arn
H y d r o z i n c i t c , rarc
ochecl.-i.te, arseno cc;l:lecteil by
G,S.I.:. B r w p ,
pieces.
3 C S Dark r c d g a r c e t and e ; ~ l d o t e
sl:.arr: talrvs
'
Three l i n e s of t a l u s samples were takeii a l o n g t h e t r e n d
of Lhe s o u t h west s l o p e of the mountain t o t h e w r s t of t h e Bruce anom-
aly.
R e s u l t s a r e cham on F i g u r e iV a t I:6000.
GE t h e 57 samples t h i r t e e n r c t u r n e d v a l u e s o v e r 100 ppm
z i n c w i t h a h i g h of 230 ppm.
These r e s u l t s a r e r e l a t i v e l y low a l t h o u g h
s l i g h t l y anomalous.
T i n v a l u e s above 10 ppm were o b t a i n e d a t o n l y two
l o c a t i o n s w i t h a high of 24 ppm.
No anomaly i s i n d i c a t e d .
Tungsten v a l u e s were n o t d e t e m i n e d .
Sample s i t e s were
examined by u l t r a v i o l e t l i g h t and no s c h e e l i t e was found.
F W 1
5
Seagull Batholith - q u a r t s qonzonite
4
Skarn
3
LirnesCone
2
Q ~ a r t ztie , s i l t s t o n e , a r g i l l i t c
2a C h e r t , p a l e s i l i c e o u s scldirnents
1
VOLCAXICS
-------*-
Volcanics, flows dykes, t u f f
Unit 1
West o f t h e t w i n l a k e s i n t h e c i r q u e i n t h e n o r t h e r n p a r t
of Map 1 a w e s t t r e n d i n g l i n e a r s t r u c t u r e f i l l e d with t a l u s and o v c r b ~ i r d e n
s e p a r a t e s t u f f a c e o r ~ sv o l c a i l i c s on t h e n o r t h from p h a s e s of t h e S e a g u l l
b a t h o l i t h t o the s o u t h .
Between t h e l a k e s o u t c r o p s of v o l c a n i c s c a p t h e
h i g h e r r i d g e s 5uC are p r o b a b l y under1.ain a t v e r y s h a l l o w d e p t h by t h e
batholith.
The v o l c a n i c s a r e r e l a t i v e l y n a s s i v e , d a r k g r e e n t u f f s ,
b r e c c i a and l a p i l l i t u f f s .
with indi;tinct
They a r e r e l a t i v e l y u n a l t e r e d i n a p p e a r a n c e
t o l o c a l . l y w e l l developed bedding.
The small e x p o s u r e s mapped a s Unit-, 1 i n t h e c e n t r e of PfK?
79 a r e t h i n and i n t c r b c d d c d w i t h s e d i m e n t s .
They are i n t e r m i x e d w i t h
a r g i l l . a c c o u s s e d i m e n r s and much o f t h e t a l u s i n t h e area was d e s c r i b e d as
t u f f nceous a r g l l l i tc.
Rear t h e n o r t h s i d e of M.JN 75 a n e x p o s u r e c.f v o l c m i c s
i n c l u d e s p o s s i b l e f l o w s , f a i r l y massive t u f f and some c o a r s e g r a i n e d
green v o l c a n i c s a n d s t o n e .
The g r e a t e r p a r t of t h i s u n i t c o n s i s t s of a f i n e g r a i n e d
grey s i l i c e o u s q u a r t z i t e t o argillaceous q u a r t z i t e w i t h s m a l l amounts
of f i n e d i s s e m i n a t e d p y r i t e .
T h i s rock o c c a s i o n a l l y c o n t a i n s minor
p y r r h o t i t e and c h a l c o p y r i t e and w e a t h e r s a l i g h t t o f a i r l y d a r k r u s t y
color.
The r o c k i s g e n e r a l l y hard and b r i t t l e f a i r l y t h i n
bedded and cut by
fine fractures.
The s i . b t s t o n e v a r i e t y i s f i n e g r a i n e d , rel.ative1.y massive
b l a c k r o c k which w e a t h e r s v e r y d a r k brown.
Very f i n e p y r i t e m i n e r a l i z -
a t i o n i s s p a r s e l y dissemi.nated.
A r g i l l i t e is
3
g r e y t o b l a c k t h i n bedded r o c k , sonletimcs
sheared, intcrbcdded with o r g r a d a t i o n a l t o o r h r r v a r i e t i e s .
It is
commonly r u s t y w e a t h e r i n g p a r t i c u l d r i y a l o n g bedding p l a n e s .
I n t h e ~ 0 7 1 t hp o r t i o n of the a r e a mnpped a sequence of
r e l a t i v e l y p u r e q u a r t z i t e s o v e r l i e keds of s k a r n , c h e r t and l i m e s t o n e ,
T h i s q u a r t z i t e i s g e n e r a l l y l i g h t t o w h i t e in c o l o r , h a r d f i n e grained
3 a ~ ~ e .
and mace;
2a-Chert
-.
T h i s i s a fi-ne g r a i n e d h i g h l y s i l i c e o u s c h e r t which may
grade i n t o t h e p u r e q u a r t z i t e s o r i n t o " s i l i c i . f i e d "
l i m e s t o n e and p a l e caLc s i l i c a t e s k a r n .
done on t h e s e r o c k s .
No p e t r o g r a p h i c work has been
.-I.IMESTONE
--------
Unit 3
Grey co w h i t e l i m e s t o n e c o n s t i t u t e s a r c l a t i v c l y ~ m a l l
p r o p o r t i o n of ttie rock u n i t s ~rapped, T h e l i m e s t o n e i s n o r n ~ a l i yd i r t y
grcly i n c o l o r and t h i n l y Isedded.
w h i t e and massive o c c u r s .
Locally r c l a t i v e l y p u r e l i n e s t o n e ,
Phch of t h e white weathering rock on t h e
c l i f f f a c e above the t w i n c i r q u e l a k e s and i n t h e s o u t h p o r t i o n of t h e
a r e a mapped c o n s i s t s of u n i t 2 3 w i t h i n t e r b e d s of t h i n bedded limeston.-?..
Skarn i s p o o r l y expcsed and q u i t e v a r i a b l e i n n a t u r e ,
may be allnost w h i t e in c o l o r a n d gradati.ona.1 i n t o U n i t 2.3 as a l o n g tile
s t r o n g s k a r n zone i : ~
s h a r p c o n t a c t w i t h u n i t 2 i n t h e s o u t h p o r t i o n of
t h e a r e a mapped.
Within t h i s zone ciassed a s ftktirn a r e local. narrow
zones of d a r k g r e e n diops2.de s k a r n .
L o c a l l y t h e skavn occ.ors a s t h i n b e d s i n s h a r p contact
w i t h l i m e s t o n e a s i n t h e soutl- e a s t corner of MJIL' 77.
E o s t b e d s appear as d a r k g r c e n d i o p s i d e t o dark brown
h i g h l y g a r n e t l f e r o u s maLcrial a s t h i n beds a s s o c i a t e d w i t h u n i t s 2 and
2a.
Some m a t e r i a l i s r c l a t i v e l y l i g h t t o b r i g h t g r c c n c p i d o t e r i c h
skarn.
I n g c n e r a l t h e r u s t y d a r k medium t c f i n e g r a i n e d s k a r n s
were t h e most l i k e l y t o c a r r y t i n t u n g s t e n v a l u c s (Table I V ) b u t even
a f t e r e x t e n s i v e UV lamping of s k a r n t a l u s it was n o t p o s s i b l e t o p i c k
m i n e r a l i z e d m a t e r i a l w i t h any a s s u r a n c e .
':'he most p e r s i s t a n t bed i s
"ihc
s i l . i c e o u s light: c o l o r e d
slcarn i n s h a r p c o n t a c t with u n i t 2 which trend,q from s u r v e y p o i n t 34
It
through p o i n t s I1
-
lit,
2 1 , 23;
I
- Sg
2 1 3 27 t n t h e south p a r t of HUN 77.
T h i s hed c o n t a i n s 1-ocal disseminatiorzs of p y r i t e , p y r r h o t i t e and cllalcop y r i t e , narrow beds of dark d i o p s i d e sliariz and I c n s c : ~ of l i m e s r o n e .
Although i n c o m p l e t e l y outkir:ed t h e r e is a p o s s i b l e f o l d
i n t h i s Ccd and bdotv. survey p o i n t I
--
1 2 a s m a l l amourt of l i g h t brown
T h i s should be i n v e s t i g a t e d .
gossan o c c u r s which h a s nDt been sampled.
Al-OTIS, tllc e a s t s i d e of
Mj-N
79 a t the g r a n i t e c o n t a c t
c o a r s e micaceous, d i o r i t i c l o o k i n g , black r o c k o c c u r s ~ ~ l l lio~c ahl l y cont a i n s abundant f l u o r i t e .
Some of t h i s f l o u r i t r e e x h i b i t s b r i g h t orange
fluorescence.
I n t r u s i v e r o c k s i n t h e area mapped c:onsist a l m o s t e n t i r e l y
of g r a n i t e t o quartz-monzonitc of t h e S e a g u l l batho1.itE.1,
The r o c k i s
g e n e r a l l y of medium grab w i t h l.css t h a n 5% m r i f i e s and i s f r e s h i n
appearance.
L o c a l l y f i n e r g r a i n e d p h a s e s occur near c o n t a c t s w i t h the
sediments a l t h o u g h no s e p a r a t e phase o r rock t y p e i s i n d i c a t e d .
Above t h e e a s t l a k e Rezr s u n r e p p o l n t s L7 t.o 1,10 thc
q u a r t z monzcmite c o n t a i n s w e l l rounded d a r k g r e y r,,edium g r a i n e d d i o r i e e
fragments r a n g i n g from f i s t s i z e t o a b c u t 28 i n c h diameter.
The S e a g u l l i n t r u s i v e i s massive b u t c o n t a i n s t h r e e s e t s
of j o i n t s , one of which i s r e l a t i v e l y f l a t .
Near t h e s o u t h s i d e of MUN
77 some of t h e s e j o i n t s a r e f i l l e d w i t h s c h o r l and minor q u a r t z .
g r a n i t i c f r a g n e n t s a l o n g t h e t n l u s s l o p e show s i m i l a r
alization.
Numerot~s
t o u r m a l i n e miner-
West of t h e wcst c i r q u e lake a f a i r l y s t r o n g f r a c t u r e
system o c c u r s .
Qrrart.z, tourmaline
k a o l i n a d small. anount-2; of arseno-
p y r i t e occur irk t h i s zonc.wh:ic.h i s probnbl.y p a r t of an e n s t w e s t t r e n d i n g
f;;iult zone,
N:, s i g n i f i c n r i t e r e i s e n development hat; been f o u ~ di n t h e
grs:li t i c rocks.
Exn~ninatiortwas mad-.
I : I ~ J S ~c l o s e l y
a t the topographically
high p o i n t s of t h e i n t r u s i v e such a s m a r t h e s o u t h boundary oE MJN 77
where t h e coiztact i s a t e l e v a t i o n 5625';
@J!J
a l o n g t h e n o r t h - e a s t s i d e of
79 where t h e c o n t a c t is a t 5100 t o 5300' and n e a r t h e c e n t r a l n o r t h
boundary of PlUN 79 where the j n t r u s i v e r e a c h e s n e a r l y 5000'.
To t h e w e s t
on l i n e s 14+00 and 16+00W g r a n i t i c o u t c r o p s occur a t about 5200' e l e v a t i o n .
i n no c a s e w a s t i n m i n e r a l i z a t i o n l o c a t e d and, i n g e n e r a l , t h e intrusive
i s f r e s h , f i n e t o medium g r a i n e d , j o i n t e d brrt g e n e r a l l y n o t unusual i n
character.
The sequence of q u a r t z i t i c s e d i n e n t s , s i l t s t o n e s , l i n e s t o n e and c h e r t s c o n t a i n s r e l a t i v e l y minor amounts of v o l c a n i c and
t u f f a c e o u s matzrinl.
Skarns of v a r i o u s t y p e s have developed on c e r t a i n
horizons.
The sedimentary sequence has been i n t r u d e d , probably
q u i t e p a s s i v e l y by t h e S e a g u l l b a t h o l i t h .
Only r a r e l y do dykes cut the
s d i m e n t s and no x e n o l i t h s of sedimentary rock have been s e e n i n t h e
intrusive.
The sediments a r e l o c a l l y contorted but i n g e n e r a l
appear t o s t r i k e s o u t h w e s t e r l y and d i p s o u t h e a s t e r l y .
There i s a
tendency f o r r e l a t i v e l y large a r e a s of t a l u s , such a s s k a r n , t o develop
from what a p p e a r t o be L-.hin s o u r c e beds because t h e t a l u s slop:!
nearly a d i p slope.
is
T k i s s i t u a t i o n i s t r u e t o about the s o u t h margin
of the c u r v e y e 6 a r e a where some minor f o l d i n g i s i n d i c a t e d wh-ich may he
of importance.
L a t e faulting, w i t h a p p a r e n t l y only moderat2 movemrnt,
s t r i k e s csst-west
tltrougL1 t h e t r ~ i n!.a!rc?s a r e a i n t h e c i r q u e near t h e
n o r t h margin of t h e area s u r v e y e d .
Val-canics l i e n o r t h of t h i s f a u l t
and mcmaonite t o the s o u t h b u t i t i s p c s s i b l e t h e movement i s sninl,l.
Local
t :L
tical m d h o r i z o n t a l a d j u s t m e n t a p p e a r s t o have t a k e n p l a c e
on joint:s a s shown by the o f f s e t s a l o n g t h granitic
~
c o n t a c e on t h e e a s t s i d e of KWN 79.
-
sedimentary
Chip sampling i n 1.?79 f a i l e d
s t r o n g t i n - t u n g s t e n anornaly.
Eicd a s o u r c e for t h e
Examination of t h e map i n d i c a t e s some
s k a r n h o r i z o n s have n o t teen c h i p sampled.
(1)
LO
During 1980
-
each i d e n t i f i 7 b l e skarn h o r i z o n should be re l o c a t c d and c a r e f u l l y
sampled,
(2)
t h e gossan necr survey p o i n t 1-12 shculd b e re l o c a t e d , i f necessary
t r e n c h e d , and saripled,
(3)
s e v e r a l s m a l l g u l l y s t r e n d w e s t e r l y through t h e t a l u s z r e n .
These
a r e f i l l e d w i t h r u b b l e a d produce gaps i n the 1973 sampling and
mapping.
These are
t3
b e trenched by hand d i g g i n g a n 3 b l a s t i n g
t o expose f r e s h s u r f a c e s .
r e p r e s e n t zones of f r a c t u r i n g whizh may be m i n e r a l i z e d znd cnirld p r o v l d e
a s o u r c e f o r t h e momalous
ti-11.
I n t h e n o r t h enst: c o r n e r c ~ ft h e W W c l a i m group nnornal.onrs
ti.n v a l u e s were o b t a i n r d on b o t h s i d e s of t h e main r i d g e .
T h i s area i s
t o b e re-examined and sampled i n d e t a i l .
Respect ful3.y submitred
J . C. Stephen E x p l o r a t i o n s Ltd.
Wages a:~d Fees
-
F i e l d Work
Namq
---nates
A. S t s n t a
Aug. 21
14. Awmack
,kg. 2 1
Aug. 21
-
M. Seifcrt
J.ug. 21
- Sept. 1 inc.
J.C. Srcphen
Aug. 2 1
-
S.
McFarland
27 inc.
27 i n c .
27 inc.
S e p t . 1 inc.
C a m 2Cos
ts
-45 man d<?ys @ $10.00
Helicopter
-.----
~ ~ . ~ g 2u 1s t
$412.50
August 31
61)O.OO
Transit R e n t a l
--------C;eochcm
---Assays and ---
--For
32737
see below
Rock Chips
7
67301
-
311
67312,84755-760
p a r t of
33325
e
m
-
30.00
R c ---~ t xP r e p a r a t i o n
--
Drafting
14. Seifert
Stephen
J.C.
Deceml~er 2 days @ $60.
$120.00
February 14,15 @ $130.
--.--200.00
$ 5,450.86
Total Fxperditure
Method
-
Claim
MUN 77
of D i-------s t r i b u t i o n of C o s t s
% Area Covered by Survey
-P,s*xed -190
l
l
_
l
-
A
1
l
HUN 79
100
MUN 80
10
FfUN 78
10
W N 18
20
FFJN 17
50
P.?UN 72
SO
_
-
Valuation
34 0
G r o u p
F i g u r e I1
Value
-----
Claims Grnu*
.Additional
--------.-
Total
A
.ed
- i 1 i-"--
MLTN 77
$ 1,662.
1,3,5,7,9,11,13,15,65-74
$ 1,600.00
MUN 79
1,662.
2,~t,6,8,10,12,14,26,26--32
$ 1,600.00
Worked On
-Claims
------
WL?N 18,78,&0
MJiiJ 17, 72
Cgsh i n l i e u of Work
664.
1,662,
bXJN 49
-
62,
64
$ 1,SOCl.CO
Cent ml P a t r k i a Gold
Mines LLd.
Nadson Red LaIrc
Jay -Kay Syndicate
R.6, Crasby and Asssc,
'BZRCRMOU5T PAR!< COJ,T,EGIATE,
'LQ4ITV;EIISI'IY
OF TORONTO
MAY
PAY
1.IhY
-'
-
SCARBOROUCIi, ONTARIO
B. Sc
GEOLOGY 'PlhJCR
G U D E 13
1979
DEFT. CFQLOGY
U OF T.
SEPT 1976
RESEAF.CH ASSISTART
SEPT 1977
Mlk7PIEG tiSSTSTbAST, ONTARIG DLVZSION OF MINES
SEPT 1978
CAWBELL CHTSOUGbYAU MINES/ CCH RESOURCES
MAYO AREA, Y!IICOK
SEPT 1948
JIJLY
-
-
PIARCH 1979
AliGrjST 1979
J.C.
O?UARlO GEOLOGICAL SURVEY, TOROtXO
STEPHEN EXPLORATIOKS LTD.