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Page 1: Search ARIS Database

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608345 I1257

a n s t o n e and Wi 1 l i am Hal 1 , b o t h o f Campbell

h e r e i s no r e c o r d o f any p r e v i o u s g e o l o g - *

o u t 70 i n c h e s a n n u a l l y

Page 5: Search ARIS Database

The o u t c r o p s seen c o n s i s t s l a r g e l y of v o l c a n i c s o f t h e B,onanza

Group (b&qd& w i t h dykes a n d pods o f g r a n o d i o r i t e . No major c o n t a c t s

were , c r o s s e d , b u t r e g i o n a l mapping (Comox Lake Area , G.S.C. map 2 - 1 9 6 5 )

i n d i c a t e s a l a r g e g r a n o d i o r i t e s t o c k a m i l e t o t h e s o u t h e a s t of t h e

c l a im b l o c k .

The v o l c a n i c s vary from andes i t e , w i t h amygdalo ida l and f r a g m e n t a l

v a r i e t i e s , t o b a s a l t . The d i o r i t e s c o n t a i n I 0 t o 25% h o r n b l e n d e , and up

t o 1 0 % p ink f e l d s p a r . Lamprophyre dykes a r e p r e s e n t , of a p p r o x i m a t e l y

a n d e s i t i c composi t i o n .

0 A1 t e r a t i o n c o n s i s t s o f s i l i c i f i c a t i o n , w i t h l o c a l l y deve loped

e p i d o t e , and c a l c i t e . P

With t h e l i m i t e d o u t c r o p ve ry l i t t l e s t u c t u r e cou ld be d e l i n e a t e d .

' The main f e a t u r e s no ted were t h e e x t e n s i v e f r a g m e n t a t i o n of t h e v o l c a n i c s ,

wi t h o u t p r e f e r r e d d i r e c t i o n s , and a s e r i e s o f North-west t r e n d i n g s t e e p l y

d i p p i n g f a u l t s . Three s i m i l a r t r e n d i n g ma jo r l i n e a m e n t s a r e o b s e r v a b l e on

t h e a i r p h o t o g r a p h s .

M i n e r a l i z a t i o n c o n s i s t s of c o n s i s t e n t and a l m o s t c o n t i n u o u s p y r i t -

i z a t i o n , i n amounts of from 1% t o 10% o v e r an a r e a 3500 f e e t l ong by

1000 f e e t wide . Assoc a t i c Copper a s s a y s w i t h

o c c a s i o n a l s i l

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