REPORT ON TEST PITTING AND GEOCHEMICAL SAMPLING PARROTT LAKE PROSPECT IRK CLAIMS HOUSTON AREA OMINECA MINING DIVISION 93 L/ 2E Latitude 54O12' Longitude 126O38' Asarco Exploration Company of Canada, Limited (Owner and Operator) by R. E. Gale October 1982 ,
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R E P O R T ON
TEST P I T T I N G AND
GEOCHEMICAL S A M P L I N G
P A R R O T T LAKE P R O S P E C T
I R K C L A I M S
HOUSTON AREA
OMINECA M I N I N G D I V I S I O N
93 L/ 2E
L a t i t u d e 54O12' Longitude 126O38'
Asarco E x p l o r a t i o n C o m p a n y of C a n a d a , L i m i t e d
( O w n e r and O p e r a t o r )
b y
R . E . G a l e O c t o b e r 1982
,
TABLE O F CONTENTS
LOCATION
CLAIMS
OBJECTIVE O F WORK AWD METTIOD
RESULTS OF P I T T I Y G
GEOCHEMICAL RESTTLTS
CONCLUSIONS AND RECOMMENDATIONS
REFERENCES
Page
1
6
APPENDIX A - A s s a y D a t a
B - S t a t e m e n t of E x p e n d i t u r e s
FIGTJRES 1 - L o c a t i o n Map
2 - C l a i m L o c a t i o n Map
3 - P i t L o c a t i o n s ( I n Pocke t )
LOCATION
F i g u r e 1 is a l o c a t i o n map of R . C . showing t h e a p p r o x i -
mate l o c a t i o n o f t h e P a r r o t t Lake P r o s p e c t ( I R K C la ims) abou t
64 k i l o m e t e r s s o u t h e a s t of S m i t h e r s , B . C .
F i g u r e 2 i s a more d e t a i l e d l o c a t i o n map showing t h e claims
l o c a t i o n 21.7 kms. s o u t h of Houston. I n s e t i s a claims map
showing t h e I R K I - X c l a i m s i n c l u s i v e .
OBJECTIVE OF WORK AND METHOD
A program of t e s t - p i t t i n g t o bed rock u t i l i z i n g a backhoe
w a s c a r r i e d o u t on t h e I R K I, 6 , V I I and I X c la ims d u r i n g t h e
p e r i o d J u l y 5 - 1 7 , 1982.
The purpose of t h e program w a s t o a t t e m p t t o f i n d m i n e r a l -
i z a t i o n i n bed rock b e n e a t h s h a l l o w s o i l c o v e r , i n areas where
VLF anomal i e s and Pb-Zn-Cu-Ag s o i l geochem anomal i e s had b e e n
d e t e c t e d b y ea r l i e r s u r v e y s .
I n a l l , 35 p i t s were dug w i t h backhoe r e a c h i n g bedrock a t
d e p t h s of .66 t o 2 meters. Because t h e area i s open t o c a t t l e
g r a z i n g a l l p i t s were f i l l e d i n , f o l l o w i n g sampl ing , and s o i l
c o v e r w a s r e s t o r e d as near as p o s s i b l e t o i t s o r i g i n a l c o n f i g -
u r a t i o n .
The f i r s t 11 p i t s w e r e dug i n r e l a t i v e l y a c c e s s i b l e areas
r e q u i r i n g l i t t l e t r a i l c o n s t r u c t i o n f o r access. T h i s work w a s
preformed by a s t a n d a r d backhoe c o n t r a c t e d from !3 and E E n t e r -
p r i s e s , Houston B . C . The r ema in ing area of more d i f f i c u l t access
PACIF IC
D.H.O. I MAR180 93L/2E
84
I '
83
Drown by 1 D o l e
- l i O O
NT.S. I Fiqure
I Vo n c o w e r
PARROTT LKS. PROSPECT I L O C A T I ' O N M A P
2 .
r e q u i r e d c u t t i n g of t rees and t r a i l c o n s t r u c t i o n u t i l i z i n g a
skidder-mounted backhoe c o n t r a c t e d from J . H i d b e r , Telkwa, B . C .
I n about h a l f o f t h e p i t s , bed rock w a s n o t r e a c h e d w i t h i n
2 meters d e p t h , i n which case o n l y b o u l d e r s c a r r y i n g p y r i t e o r
o t h e r s u l f i d e s , and s o i l s were sampled . Geochem samples w e r e
t a k e n from t h e w a l l s of p i t s a t . 6 6 meters ( 2 ' ) and 2 meters
( 6 ' ) d e p t h , u n l e s s bed rock was r e a c h e d above 6 ' d e p t h i n which
case a s o i l sample w a s t a k e n j u s t above t h e bedrock s u r f a c e .
A l l samples of s o i l , f l o a t b o u l d e r s and bedrock w e r e run
by A c m e A n a l y t i c a l Labs u s i n g t h e I . C . P . method. I n a d d i t i o n
a l l samples were r u n geochemica l ly f o r Au by t h e combined F i r e
Assay bead and Atomic Absorp t ion method and IIg and Ag w e r e run
by t h e Atomic Absorp t ion method.
Work i n t h e f i e l d w a s c a r r i e d o u t unde r t h e s u p e r v i s i o n of
R . E . Gale.
RESULTS OF PITTING
The f o l l o w i n g i s a t a b u l a t i o n of t h e t y p e of mater ia l found
i n each p i t . L e s s t h a n h a l f t h e p i t s r eached bedrock and i n
many t h e d e p t h of s o i l i s g r e a t e r t h a n 4 meters.
P i t N o . Type S o i l Type F l o a t Bou lde r s Bedrock Type Depth Bedrock
P y r i t i c - S i l i c e o u s +4 meters ?
1 1 + 3 meters ?
P 1 Red Clay
i n t r u s i v e rock? I 1 1 1 P 2
P 3 Red-Brown Clay F r a c v o l c w /ba r i t e +2 meters ?
P 4 Red-Brown Clay P y r i t i c s i l i c i f v o l c . + 3 meters ?
P 5 Red-Brown Sandy Bleached p i n k vo lc . +2 meters ? C 1 ay rock
3 .
P i t N o . T y p e S o i l Type F l o a t Bou lde r s Bedrock Type Depth Bedrock
P 6 Red-Brown Sandy Rleached p i n k v o l c , +2 meters ? C 1 ay r o c k
+2 meters ?
F r a c v o l c , w / b a r i t e ? 4 meters Red And Tuff
S i l i c i f - b l e a c h e d v o l c . 1 meter ?
+3 meters ?
1 1 1 1
1 1
1 1
I 1 1 1
P 7
P 8
P 9
P 1 0
P 11 S i l i c i f i e d - b l e a c h e d +1 meter ? d i o r i t e - m o n z o n i t e
1 1
1 1 P 12 Red C l a y . 66 meter Red F e l d . X t a l Tuff
Bleached v o l c . rock +2 meters ? I 1 P 13
P 14 .66 meters S t r o n g b l e a c h e d a l t v o l c .
1 1 1 . 3 meters '
1 . 3 meters . 6 6 meters Red v o l c .
t u f f
.33 meters S t r o n g l y b l eached v o l c .
I f
II 2 . 3 3 meters +2 meters ?
+2 meters ?
1 .33 meters F r e s h Hbl
1 . 6 6 meters Carb c a l c .
+2 meters . 6 6 meters w/ga l sph
. 6 6 meters carbonaceous
Gd D i k e ?
a r k o s e 11
a r k o s e
4 . 6 6 meters b l eached volc . tr malachite
+2 meters ?
1.33 meters r e d v o l c . b r e c c i a
None c o l l e c t e d II
I 1
P 1 5
P 1 6
P 1 7
I t
1 1
P 18 1 1 Il
P 1 9
P 20
P 21
P 22
1 1
I 1
1 1
Black s o o t y s o i l P 23 1 1
P 24
P 25
P 26 II
P 27 Red c l a y e y s o i l
P 28
P 29
I t
1 1
4 .
P i t N o . Type S o i l Type F l o a t Bou lde r s Bedrock Type Depth Bedrock
P 30 Red c l a y e y s o i l None C o l l e c t e d 2 meters b l e a c h e d a n d e s i t e
P 31
P 32
P 33
P 34
P 35 Red-brown c lay
1 1
+2 meters ?
+2 meters ?
1 meter F r e s h S i l t - s t o n e
4 meter Bleached Co3-veined P ink t u f f
+2 meters ?
GEOCHEMICAL RESULTS
Geochemical r e s u l t s , f o r s o i l s , f l o a t b o u l d e r s and bedrock
i n p i t s 1 - 35 are i n c l u d e d as Appendix A . Samples are t o o few
i n number t o d e t e r m i n e s t a t i s i c a l l y anomalous l i m i t s .
I t i s e v i d e n t t h a t i n t h e 2 d i f f e r e n t areas e x p l o r e d , as
shown on F i g u r e 3 , r o c k s and s o i l s f rom t h e w e s t e r n p a r t o f t h e
a r e a , ( p i t s 1 - 1 1 ) are r e l a t i v e l y e n r i c h e d i n Cu-Ag and Zn w h i l e
t h o s e from t h e e a s t e r n s e c t i o n ( P i t s 12 - 35) are g e n e r a l l y e n r i c h -
e d i n Pb-Zn, hlo, A s and Cd.
CONCLIJS IONS AYD RECOVMENDATIONS
I n b o t h areas s a m p l e d , t h e predominent rock t y p e i s a p ink -
h e m a t i t e r i c h , f i n e g r a i n e d a n d e s i t e t u f f which i s s h e a r e d ,
f r a c t u r e d and v e i n e d by ca l c i t e , c h l o r i t e , s e r i c i t e and p o s s i b l y
b a r i t e . I n p i t s 23 , 2 4 , 25, 26 an u n u s u a l c a l c a r e o u s a r k o s e o r
greywacke conglomera te c a r r y i n g abundant p r o b a b l e ca rbonaceous
5.
p l a n t r e m a i n s w i t h 2-39] p y r i t e , g a l e n a and s p h a l e r i t e w a s found
i n bedrock . Some of t h e s u l f i d e s a p p e a r t o be f r a g m e n t s them-
s e l v e s and i t is p o s s i b l e t h a t t h e y a r e an e r o s i o n p r o d u c t
d e r i v e d from o l d e r r o c k s r a t h e r t h a n p r o d u c t s of l o c a l i z e d
hydro the rma l a l t e r a t i o n and m i n e r a l i z a t i o n .
N o bedding a t t i t u d e s are v i s i b l e and j u d g i n g by the s h e a r e d
n a t u r e o f t h e a n d e s i t i c r o c k s , f a u l t i n g i n t h e area i s l i k e l y .
I t i s p o s s i b l e t h a t t h e a r k o s i c cong lomera te and t h e r e d a n d e s i t i c
v o l c a n i c r o c k s are i n f a u l t c o n t a c t a l o n g s t e e p d i p p i n g , n o r t h e r l y -
t r e n d i n g f a u l t s .
According t o mapping by Church (1970) t h e r e d d i s h a n d e s i t i c
v o l c a n i c r o c k s are p robab ly p a r t of h i s T ip Top H i l l v o l q a n i c s of
P a l e o c e n e o r Upper C r e t a c e o u s age and t h e a r k o s i c conglomera te
i s p r o b a b l y p a r t o f an un-named e a r l y Mesozoic sequence of rocks .
I n p i t s 1 and 11 n e a r t h e w e s t s i d e of t h e area of tes t -
p i t t i n g no bedrock w a s l o c a t e d b u t l a r g e p y r i t i z e d f l o a t b o u l d e r s
. 5 meters wide ,which l o o k t o b e of l o c a l d e r i v a t i o n , w e r e exposed.
These b o u l d e r s a p p e a r t o b e s i l i c i f i e d i n t r u s i v e r o c k s , p o s s i b l y
d i o r i t e o r monzoni te . The b o u l d e r s f rom p i t 1 are e n r i c h e d i n
Ag and Au, and one b o u l d e r from p i t 11 h a s 34.6 ppm Ag and 1787
ppm Cu. The geochem r e s u l t s h e r e s u g g e s t t h a t a c o n c e a l e d m i n e r -
a l i z e d i n t r u s i o n may e x i s t "up g l a c i a l t r e n d " t o t o n o r t h o r
n o r t h e a s t f rom p i t s 1 and 11.
F u r t h e r t e s t p i t t i n g by backhoe is w a r r a n t e d i n t h e area of
anomalous coppe r va lues i n s o i l s , which w e r e d e t e c t e d i n ea r l i e r
s u r v e y s .
R . E . GALE, P . E n g .
6.
REFERENCES
Church, B. N . , 1970: R.C. Department of Mines and P e t r o l e u m Resources , GEM 1970, pp . 119 - 125 .
M a c I n t y r e , D. G . , November 1978: A s s e s s m e n t R e p o r t s , Soil Geochemistry - P a r r o t t Lakes P r o s p e c t - I r k V I claim.
Gale, R. E . , August 15, 1979: A s s e s s m e n t Repor t - S o i l Geo- c h e m i s t r y , P a r r o t t Lakes P r o s p e c t , I r k V I I , V I I I , I X and X claims.
Mullan, Ashton , W . , November 27 , 1979: Repor t on Induced P o l a r i z a t i o n and R e s i s t i v i t y Survey on t h e P a r r o t t Lakes P r o s p e c t .
O l son , D. H . , March, 1980: A s s e s s m e n t Repor t on t h e F e r c u s s i p n D r i l l i n g Program on t h e P a r r o t t Lakes P r o s p e c t - I r k C l a i m s .
P o r t e r , J. R . , June 3, 1982: A s s e s s m e n t Repor t VLF-EM and T o t a l F i e l d Ground magne t i c s u r v e y s - P a r r o t t Lakes P r o s p e c t .
A P P E N D I X "A"
A S S A Y DATA
ACHE ANALYTICAL LABORATORIES LTD. 8S2 E. HCISTINQS, VANCOUVER 3. C. PH: Z3-3158 TELEX: 04-53124
X C P GEOCHEMICAL AN-LYSIS
A .500 GRAM SAlME IS DIGESTED YITH 3 It OF 3:1:3 HCL TO M03 TO WM AT 90 DEW. FOR I HOUR. THE SWLE IS DILUTED TO 10 RS YITH YlllER.
168 ANALYSIS BY AA. THIS LEACH 15 PlulTIlK FOR: C I ~ P ~ ) I P ~ A I ~ T i ~ L ~ ~ W ~ ~ K ~ H ~ ~ ~ ~ S i ~ S I ~ C r W D 0. AU DETECTION 3 PPI.
MI MALYSIS BV AA FROM 10 6RAM SAMPLE. H61 W Y S I S BY FLMELLSS A4 FRM .SO0 GRAW SAI(PLE. SI\I(pLE TYPE - SOIU & ROCKS
DATE RECEIVED JULV 13 19112 DCITE REPORTS DEAN TOYE, C E R T I F I E D B.C. ASSAYER
ASARCO FILE # 82-0378 ( S o i l Geochem Values) PFIGE # 1
SilItFLE I no CU w PP' PP' PP'
1 41 51 I 54 59 1 48 n I 52 93 I 46 29
I 44 29
1 39 s4 I 43 44 I 37 39
I 3s n
la PP'
29 1 4 5 0 205 427 207
218 445 352 338 293
Ap PP'
.5 1.2 . 3 .4 . 3
.3 .3 .3 ,S 4-3
Wi Co Iln Fe As U Au lh Sr Cd PP' PP' PP' 1 PP' I P ' PP' IP' PP' PP'
18 10 677 3.113 31 2 ID 2 81 I 32 17 1011 3.71 37 6 ID 2 in z 51 20 1135 3.57 32 2 I D 2 172 I 11 10 551 3.90 40 2 ID 2 98 1 43 19 1034 3.52 32 3 ID 2 I80 I
27 14 730 3.70 28 2 ID 2 IS6 1 24 17 1360 3.44 25 . 9 NO 2 145 2 23 I6 1162 3.62 21 S I D 2 I44 2 28 I3 KO 4.10 21 2 ID 2 13s 2 31 21 1503 3.53 26 2 ID 2 146 3
ACHE MJALYTICAL LABORATORIES LTD. 852 E. MSTINBS, V W W V E R B.C. PHtZS3-3158 TELEXt04-53124
ICP OEOCHEMXCAL C I N C S L V S X S
A ,500 6RAI SAllPLE IS DIGESTED YITH 3 M OF 3:1:3 HCL TO H1103 TO llz0 AT 90 DE6.C. FOR 1 HOUR. THE W E IS 8lLUlEl TO I0 RS Y 1 l H YATER. THIS LEACH IS PARTIAL FOR: Ca,P,l(g,RI,Ti,La,YI,K,Y18a,Si,k,Cr AND 8. A U U RwlyYSlS FRON 10 6RAN FAMA.
Au DETECTION 3 ppa. A61 l w u Y S l S BY M. H68 ANALYSIS BY FLIIELESS RII FROM ,500 6AM M E . M E TrPE - SOIL - PULvuIlZED
DATE RECEIVED JULY 21 1982 DATE REPORTS H A I L E D - pt2f,$& ASSAYER--JfdJF DEAN TOYE, C E R T I F I E D B. C. ASSAYER /
ASARCO PROJECT It I R K CLAIMS FILE (f 82-0639 ( s o i l G e o c h e m S a m p l e s ) PbGE # 1
SAIKE I P i t # -
14 * p w *4E 2' I s 91 IE 4' 13 9N OY 2' 13 9N W 6 ' I2 9N .6k 2'
35 9N 1M 2' 35 91 I Y 6' 17 ION .4E 2' 16 ION I E 4' I8 ION O Y , I '
19 lON..4l t 1' PO 101 .BY 2' 20 101 .BY 6' 24 111 .SE 6' 28 1lW IE 2'
30 I2N .4Y 6' 31 12N 1.2Y 2' 31 12N 1.2Y 6' 34 IN I E 2' 34 13N 1E I'
33 131 OY 3' 32 Iui 1.6Y 2' 32 131 1.6Y 6'
STD A-1
Ilo Cu Pb In A9 Hi Co In Fc fir U Au TL Sr Ed Sb Bi V Ca P La Cr Rq ila T i 8 A l Nr K Y AuIJ HgJ A q l P P I PPa PPa PP* P P I PP' P P I PP. PPa PP* PP* P P I P P I PPD P P I PP' P P I 1 1 PPa PPa 1 P P I 1 PPn 1 1 1 PPa PPL PPb PP'
ACHE WALYTICAL LABORATORIES LTD. 852 E. HASTINGS, VANCOUVER B.C. PH~253-3158 TELEX104-53124
X C P OEOCHEMICGtL ANALYSIS
A ,500 6RAI I SAHPLL IS D16ESTED WITH 3 IIL W 3:1:3 HCL TO IN03 TO H10 AT 90 D16.C. FOR 1 HOWI. THE WVLE IS DILUTED TO 10 ills IllH HATER, THlS LEACH IS PARllAL FOR: C I , P , H ~ , A I , T ~ , L ~ , Y ~ , K , I , ~ ~ , S I , S ~ , ~ A U I I MRLYSlS FROM 10 6RAH FRtAA. MlpLl TYPE - ROCK MIPS 8 . Au DETECTIOI 3 p p ~ .
P 4 A61 ANALYSlS BT M. H6t hIALYSIS 8V FLAKLESS RR FROH ,500 SRAN sAI(pLL.
DATE R E C E I V E D JULT 27 I982 D A T E REPORTS H A I L E D , udp/& ASSAYER--A-b&Y.q DEAN T O Y E , C E R T I F I E D B. C. ASSAYER (F loa t Boulders
PFIGE # 1
srers I Ib Cu Pb la Aq I1 Co Iln Fr As U ttu 11 Sr C4 Sb Ii V Ca P La Cr llq 1a T i I d l Ha I: Y hull Hqt hql
I PLI-1 I S7 32 1WI S.6 43 20 193 6.31 11 2 WD 2 I61 3 2 4 100 1.11 .I S 24 1.14 62 .01 I ,I6 -04 .04 2 400 56 3.8 1- PLl-: 1 120 5 54 .5 1 17 1004 3.19 21 4 I(D 2 118 2 2 2 91 4.S2 .I1 12 44 1.98 456 .Dl B .38 . -06 .07 2 860 60 .I i PL-2 I I4 10 225 .4 9 b 469 1.611 5 3 Hl S 126 I 2 2 27 2.U , O I 12 S .32 159 -01 3 , I 1 .04 .OS 2 40 20 -1 3 f t -3 2 11 94 $254 2.1 76 49 2255 10.09 7 2 YD 2 64 1 2 2 88 .99 .oB 10 4 .44 563 .01 12 .52 .04 .05 3 I 26 2.2 4 PL-4 1 5 51 1016 .2 19 20 909 4.14 5 2 W 2 111 S 2 2 63 2.01 .I1 8 3 .10 197 .01 8 .31 -05 .OE 2 4 20 .2
2 ASARC0 PROJECT x IRK CLAIMS FILE Y 82-0678~ b Bedro'ck)
P P I P P I P P I P P I P P I P P I P P I P P I 1 P P I ' P P l P P I ) P I )Pa P P I P P I P P I P P I f 8 P P l PP' 1 P P I 1 P P I 1 1 f P P I PPb PPb PP' Pi t #
8 FL-8 9 PL-9 10 n-lo II PL-11 II K-11-A
3 K-D 5 R-5k
PL-II
g. lltl Illl-IE
I 138 41 1397 2.4 27 20 949 4.77 13 2 ID 2 58 4 2 2 123 1.31 .13 10 5 . I S I660 .01 I .43 .06 -06 I 106 b 154 .6 47 26 1348 1.61 7 2 W I 2 46 2 2 2 B l 3.95 .lo 4 35 1,s' 208 -01 I .SO .04 .22
I 216 16 152 .5 10 25 I020 3.23 15 1 111 2 57 3 2 2 70 k# .I0 5 21 1.27 94 .01 I . I 1 .04 .I5 I 957 71 2172 2.3 56 45 1772 7.61 22 3 ND 2 I 9 0 6 2 2 140 4.14 . I 1 4 22 2.00 184 .OI 7 .39 .04 . I1 1 21 7 153 .3 22 18 775 3.15 45 2 ID 2 '272 2 2 2 W 1.10 .05 2 21 1.M 801 .01 7 . 4 I .6( .I5 I 16 7 I4 ,2 I& 9 349 1 . 1 S 2 HD 2 U I 2 2 A4 .n .2l 34 IS .69 159 .07 2 .45 .I0 . I t
U 0 W? 4118 66 10 I W 1.63 Z?4 43 Is 2 20s W a 2 I74 2-72 .Y 1 I -27 311 .U I) .I1 .W e 0 5
8 #
~ s m o PROJECT # IRK I~RW . FILE w 82-0141 II (Bedrock Samples)
P P I P P I PPU P P I P P l IP )PI w 1 P P I PPa P V P P I PPI P P I PP* P P I PPI 1 1 P P I PPI 1 pp1 f P I @ 1 I 1 Ilo Cu 6 t i h9 If I L ft Lc I h th 9 . U Sb li V Ci P La k llq 81 T I 1 111 Ha I:
I 1 23 82 e l I 2 Sst 1-34 7 2 NU 2 239 1 3 2 37 $41 -17 11 S a 0 5 153 -01 5 -55 e O 5 -06
I 27 45 111 . I 3 12 5% 1-87 57 2 YD 2 302 1 2 2 47 a 4 3 , I? 13 2 -05 210 .01 7 6 6 0 S O 5 -04 1 I2 6 97 . I 4 11 1147 4.40 14 2 ID 2 64 1 4 2 88 .JB '13 II 8 a06 91 .01 I ,113 e l 0 -06 I 5 24 574 1.1 10 23 4818 13.05 19 5 WD 3 lb4 I 2 2 109 .I5 . I 4 10 3 e l 4 I93 -01 2 .85 a01 +04