Huronian Series in Nova Scotia. 3538 
the Laurentian on the Windsor and Halifax railway, com 
mencing one mile or thereabouts southeast of New Stillwater 
station, and terminating at Uniacke’s second lake, and more 
alf a mile west of Mount Uniacke station. 
7. The laa Series. 
the rocks last described are visible, as oe stated, in 
rests on the old gneiss, and ilurian on the Huronian ; 
pe north of Stillwater and south of Mount Uniacke the Silurian 
ure 
Series appearing to cover comparatively small areas in the great 
Laurention valley between Halifax ahd Windsor; but in the 
more western counties es is exposed, I have reason to believe, to 
a very pean exte 
county of Gasihonoogs the gold-bearing rocks at 
Sherbrooke rest on the Huronian, which again is seen close at 
in contact with the old Laurentian gneiss. In the middle 
ang eastern part of Nova Scotia the thickness of the Huronian 
does not appear to be very considerable, but no complete section 
has yet been crossed except at Sherbrooke. Between Halifax 
ap indsor the Lower Silurian ater Pioasiaccoe a great valley 
_ % synclinal fold in the old Laurentian gneiss) The average 
breadth of the valley is niné miles, see its depth must exceed 
two miles. Its ts general course is northwest (true); and the _ 
j are 
: wn, Montague, 
Wavere and Renfrew on the eastern boundary at the valley, 
po upying opens of anticlinals, which have a Pe northeast- 
yi the gold districts - Cochrane's ns Hl, § Sherbrooke, 
oo r, Isaac’s Harbor and County Harbo 
Also on the crowns hee anil which Suk a entea oops: 
- 
