104N11 U1

PRODUCT
PRODUIT
I PROVINCE OR
URANIUM
TERRITORY
PROVINCE OU
TERRITOIRE
British ~olumbia
N.T.S. AREA
104 N / 1 1
R ~ G I O NDU S.N. R. C.
NAME OF PROPERTY
NOM D E L A P R O P R I ~ T ~
CRACKER CREEK (PURPLE ROSE)
OBJECT LOCATE,D
OBJET LOCALISE
UNCERTAINTY
FACTEUR D'INCERTITUDE
Mining Division
Division miniere
Lat.
La t.
Atlin
District
District
County
Cornt.4
Long.
Long.
133'18 '50"
Cassiar
Township or Parish
Canton ou paroisse
Lot
Lot
Sec
Sect.
5g043' 30"
Concession or Range
Concession ou rang
TP.
Ct.
OWNER OR OPERATORIPROPRI~TAIRE
O U EXPLOITANT
DESC#PTIOJ OF DEJOSITIDESCRIP~lOfi/ DU GISfMEN7:
e w l e s p r e a occurrence o t e secon a r y rmneral m e t a z e u n e r i t e , a hydrated a r s e n a t e of calcium and uranium, i s
r e p o r t e d i n s i l i c i f i e d shear zones i n g r a n i t e . The mineral
occurs a s small green specks on f r a c t u r e planes i n t h e s h e a r
zones. Preliminary sampling r e p o r t e d l y gave v a l u e s i n t h e
range from 0.12 t o 0.32% uranium oxide. The Purple Rose
claims a r e u n d e r l a i n by q u a r t z i t e , greenstone, and limestone
of t h e Cache Creek group, c u t by g r a n i t i c i n t r u s i v e s . The
uranium showings l i e i n t h e s t r o n g l y k a o l i n i z e d g r a n i t e i n the
v i c i n i t y of a n o r t h e r l y s t r i k i n g shear zone. A s e l e c t e d
sample assayed: Uranium oxide, 0.088%; thorium oxide, 0.011%.
Company a s s a y s showed s m a l l amounts of s i l v e r , and some l e a d
and copper. A t one p l a c e on t h e c o n t a c t t h e limestone i s met:
morphosed t o a t r e m o l i t e g a r n e t skarn containing a few small
l e n s e s of magnetite and showing copper s t a i n along minor
fractures.
The Zeunerite (copper uranium a r s e n a t e ) occurrence is t h e
f i r s t recorded i n B r i t i s h Columbia. No primary uranium
mineral has been i d e n t i f i e d i n t h e s e occurrences.
The m i n e r a l i z a t i o n i s l o c a l l y a s s o c i a t e d with f l u o r i t e ,
Associated minerals or ~ r o d u c t s
Minbraux ou produits associ6s
-
Copper, s i l v e r , leadf f luorspar,
.
.
REF. U 1
REF.
I
I
1
1
HISTORY OF EXPLORATION AND DEVELOPMENT
HISTORIQUE D E L'EXPLORATION E T DE LA MISE EN VALEUR
The occurrence of uranium h a s been r e p o r t e d i n t h e v i c i n i t y
of t h e summits of Mounts Leonard, Vaughan, and Barham, some 1 5
miles n o r t h e a s t of A t l i n .
F l o a t submitted t o t h e Barymin Company, Limited by l o c a l
prospectors l a t e i n 1953 was i d e n t i f i e d a s high-grade b o t y r o i d a l
pitchblende. In 1954 t h e company engaged p r o s p e c t o r s , N.S.
Fisher and 0.. Olsen t o search f o r t h e source of t h e high-grade
f l o a t . They f a i l e d t o f i n d any pitchblende b u t l o c a t e d a radioa c t i v e a r e a and s t a k e d about 60 claims i n t h e Purple Rose and
Fisher groups i n August 1954. The Purple Rose group l i e s a t
%bout t h e 5,500 f o o t e l e v a t i o n on t h e headwall of t h e c i r q u e a t
t h e head of t h e w e s t branch of Cracker Creek. The F i s h e r group
lies about 4 miles t o t h e southwest, on t h e s o u t h e a s t s i d e of
Yount Leonard. During t h e summer of 1955 t h e company c a r r i e d
out s t r i p p i n g on showings on both groups. A c o n s i d e r a b l e amount
of work was done i n t h e t a l u s , attempting t o reach bedrock
through t h e permanently f r o z e n m a t e r i a l t h a t l i e s j u s t below t h e
surface; on t h e Purple Rose, bedrock was reached i n only one
trench about 12 f e e t long.
Jason Explorers Ltd. held 6 claims i n 1967 b u t i t i s n o t
known i f t h e s e were on t h e Purple Rose o r F i s h e r showin s.
The ground was h e l d i n t h e l a t e 1970's a s t h e P a t o f-4
:laims (36 u n i t s ) , owned by Union O i l Company of Canada Ltd.
Jork i n 1977-78 i n c l u d e d ' g e o l o g i c a l mapping, a reconnaissance
zround s c i n t i l l o m e t e r survey covering Pato 1, and geochemical
surveys comprising 87 s o i l , 5 rock and 2 water samples.
Mineral Policy Sector, Department of Energy,.Mines and Resources, Ottawz
Secteur de la politique mintrale mi istt?re e I'Energie, des Mznes et des Ressources, Ottawr;
506!905
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REFERENCESIBIBLIOGRAPHIE
HISTORY OF PRODUCTIONIHISTORIQUE DE LA PRODUCTION
Holland, S.S.;
P u r p l e Rose and F i s h e r ; Report of t h e
M i n i s t e r of Mines, B r i t i s h Columbia, 1955, pp. 7-9.
September 1 6 t h , 1954, p . 1.
The Northern Miner:
Mineral Policy Sector;
Ilxplorers Ltd."
.
Corporation F i l e s :
E x p l o r a t i o n i n B r i t i s h Columbia;
1978, p. 270.
MAP R EFERENCESIR~FERENCES
CARTOGRAPHIQUES
Map 1082 A, A t l i n , B.C.,
Memoir 307.
(Geol.)
, Sc.
Map,l04 ~/11
W, S u r p r i s e Lake, B.C.,
11':4 miles
(Topo.),
- accomp.
Sc. 1:50,000.
REMARKSIREMA ROUES
Comp./Rev. By
Comp./r&. par
Date
Date
-I UI-bU
*-
mk~&
I Ut
-5-74
-.
..
08-87 _
B C I 104 N
....
- .
-5
BCDM:
"Jason
1977, p , 240;