238 T. S. Hunt on Ophiolites. 
chemists. I may here remark that the chrysoprase of Ne rfane, 
Vermont, like that of Silesia, is colored by oxyd of nickgl. — 
Vanadium is said by Ficinus to occur in the hydro 
nate, 
from Sutton, it is in the condition of nickeliferous pyrites. 
Ilmenite, rutile and sphene are found in close association Wl 
the ophiolites of the Green Mts.; the first forms with magnett 
a bed in the serpentine of Beauce, and sphene and rutile are met 
are 
the unaltered red slates of this region at Granby, where they até : 
associated with green sandstones and conglomerates, a carbona 
ceous shale, and an impure limestone remarkable for Cee 
by Sir W. E. Logan in his report for 1847, p. 25, forms 
of one and two feet in thickness; it weathers to some d 
