Geology and Natural History. 481 
G. F. B, 
Il Grotogy AND NATURAL HIsTory. 
1. Report of the Geological _— of Canada, for 1877-78, 
A.rrep R. C. Setwyn, Directo Montreal, 1879, (Daw- 
son Brothers 3).—This volume poorer a wide range of geo- 
logic al observations, and is a very valuable contribution to the 
science, It includes a Report on the Quebec group by Mr. Setwyn; 
on Southern British Columbia (173 pages) by G. M. Dawson ; 
Baniaer, rer G. F. Marsew; on 
FLetcuer ; on minerals of the Apatite- Nanton veins of Dunne 
with notes on miscellaneous rocks and minerals, by B. J. 
RINGTON ; on Canadian Apatite, by C. as ¥FFMANN ; and is illus- 
trated by many sketches, sections and m 
Mr. ra oe divides Quebec in of Logan into three 
groups : “(1.) The Lower Silurian group,” containing fossils ; 
*(2.). The anys. group, probably Lower Cambrian.” * (3) 
The Crystalline Schist group (Huronian ?).” The evidence o: 
ow Joldanin origin of the nd group is not stated. The 
nds of rocks cece :—* eo Vieldspathi, chloritic, 
and greenish sili- 
epidotic and ser- 
es, dolerites, and. 
rs serpentinws “elites , and some 
ks. 
the Sillery sandstone formation by 
—_ Quebee g troup is followed by the statement chee “in view of the 
= Usual anascinaioleg of Labrador feldspars,” (referring here to their 
