Exploration for porphyry-style copper mineralisation near Llandeloy
Exploration for porphyry-style copper mineralisation near Llandeloy
Exploration for porphyry-style copper mineralisation near Llandeloy
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Fig.25<br />
BOREHOLE 5<br />
C<br />
C<br />
C<br />
C Ct<br />
C<br />
E K<br />
Ct<br />
E<br />
E CH<br />
QHC<br />
E C<br />
Q H<br />
' E<br />
H EC<br />
H<br />
H<br />
E C M<br />
Q C<br />
Q C<br />
Q C Ct<br />
E Ct K<br />
C Ct<br />
K<br />
2 74<br />
9 75<br />
11 58<br />
Lost Water -1 3 41<br />
Soil<br />
D~ft deposits<br />
Feldspar sand and clay<br />
Silt and sand<br />
Q<br />
E<br />
C<br />
Quartz<br />
Epldote<br />
Chlorite<br />
Tonal~te Ct Carbonate<br />
W-+ Base of weathered zone H Hematite<br />
F Probable fault M Magnetite<br />
I - lntrus~on breccia vein<br />
U)<br />
W<br />
J<br />
a<br />
CHEMICAL ' ANALYSIS CHEMICAL ANALYSIS +<br />
MAGNETIC SUSCEPTIBILITY<br />
275 20 80 360<br />
270 20 70 2 90<br />
325 20 70 2 80<br />
310 20 70 300<br />
360 10 80 4 20<br />
14630470io 90 670<br />
Lost Water-1<br />
1768C330<br />
5 80<br />
17 68<br />
10 70 4 30<br />
20 73<br />
Lost Water- +21 34<br />
* Hot HNO, extractable<br />
W seric~te-chlorite-blotlte<br />
23 78<br />
wlth some epidote<br />
serlclte-chlorite-magnetite<br />
amphibole-K feldspdr-epidote<br />
sericite-chlor~te-r~idyrietlte<br />
serlclte-chlor~te<br />
sericite-chlonte- K feldspar<br />
+ Half detect~on I~ni~t v,tlues subst~tuted <strong>for</strong><br />
levels less than the dtte~t~on Iini~t
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