OTCQX:GTBAF - Post by User
Comment by
touaregon Oct 13, 2019 3:59pm
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Post# 30226879
RE:RE:RE:RE:RE:RE:Drill fences
RE:RE:RE:RE:RE:RE:Drill fencesThanks for your informative posts Bill
BILLMINER wrote: They staked and acquired this property because they saw a regional fault from airborne geophysics and previously drilled logs showded a high degree of alteration in the rocks and large intervals of anomalous gold in the half gram range. Now they take a close look at geophysics like diabase mentioned and see perhaps some crosscutting structural features. Low and behold they drill a little deeper and the right way intersecting the high grade juice. It is often that deposits are formed at these intersections of crosscutting structures. However without talking to chris I’m not certain that there are. Luck may have played a role. Remember from past nr s that previous drilling missed gold rich zones by very little and some core wasn’t logged very well because there was vg in the core. Oh dear. I dug up some logs and I won’t mention names of the geos.
Anyway, as to visuals as a guide sure vg is on however sulphide mineralization in the form of galena and sphalerite seem to host the higher gold values. I highly doubt that altered felsic rock devoid of sulphides will carry gold. Gold is usually intimately associated with the sulphide tenor.
I do do believe they are drilling pretty blind and luck has played a key role. Hence the large step outs. Do I believe that will find multiple deposits along the lp fault? Absolutely!!
The one km zone I mentioned in a previous post near the Yuma and Auro is one . A 300 m strike length can host a sizeable gold deposit.
A huge IP survey would be nice. Perhaps there has been some done. Perhaps I’ll take a peek on the assessment files.
This is a monster task to drill such a large strike length. Judging by the huge alteration halo up to 500 m in width, this is one major plumbing system. And hence the possibility of monster sized deposits of a district scale. As mentioned by the last nr the widths are increasing with depth. Anyone else notice that grades are very rich at depth? You just never know when they will hit another great zone. More drills for the LP and hinge are in order.