136 Mineralogy and Geology of a part of Nova Scotia. 
we shall not here repeat the notice of them, as it is our object 
to describe only those which are peculiar to the place, or 
which possess singular beauty, or present remarkable phe- 
nomena. 
Grey oxide of manganese is said to have been found =— 
and it is mentioned in Cleaveland’s Mineralogy, p. 673, 
the authority of Mr. Thayer. e were however unable t0 
+ aig this substance, or any. sips asco he of its pres- 
colakiga trap, and adds much to the scerwieset scenery of 
this region, though it presents no objects of natural history 
worthy of a description. The altitude of this island consider- 
ably exceeds the diameter of its base, and standing alone, 
like a tower in the midst of the waters, it breaks in a ‘degree 
the violence of the surge, witntely rolls into the Basin of i 
from the Bay of Fun 
Proceeding along ‘the coast ‘tia the east, up the basin 
we pass the more tame scenery of the s andstone and shale 
districts to be described hereafter, a do not observe any 
greenstone trap, until we arrive at Cape Sharp, which is fif- 
teen miles from Cape D’Or. =~ © promontory of this cape is 
composed of the amorphous trap which searcely exhibits 
any traces of columnar arra nti The trap forms a 
cipice or “ bluff”? which exhibits a remarkable contrast to 
the low sandstone hills with which it is connected; and stand- 
aE twern them and the sea, serves to protect them fron» 
its ravages. 
e Plate I.) 
~ This cape will pt furnish the collector with any mineral 
mens of interest ; but as this was the first place. where 
e junction of lit aecstone, shale and trap were observed, 
it deserves honorable mention on account sk “~ geological 
larly described hereafter, are seen at this ste to dip be- 
neath the trap, at an angle of twenty or thirty degrees, and 
in their passage, a observed to become singularly altered in 
appearance. strata af these substances, before regu- 
