518 Scientific Intelligence. 
ing the so-called = ee grounds) Huronian Rocks observed 
on the route between Lac des Mille Lacs and Separation Lake, 
and thence via Sandy, Lake to the Lake of the Woods, resemble as 
closely the chloritic, epidotic, and dioritic strata of the altered 
ebec group as they do do those which on the shores of Lakes Huron 
Abbitibbe, 
lying the Learn gains ( (like the others), are also probably o 
the Queb Billings found that the Mistassini ser- 
the rocks of Abbitibbe are so closely like those of the former 
place that they are probably of the same formation. This being 
so, Mr. Selwyn remarks that “it becomes an interesting _— 
in what way oir are related to the Huronian series of Lake 
Huron and Superi 
The report by Me: Richardson, with those on the fossils of the 
coal beds of Vancouver's Island and vicinity, are of great interest. 
Mr. Richardson states that on Vancouver’s Island the rer shales, 
palevntologicl secarianis 
6. Annual Report of the State Geologist of New Jersey for 
the year 1873.—This Report on the progress of the Survey during 
importance, such e drai he 
Passaic and Pequest Rivers. Its chief geological interest lies in 
the description of the Archean rocks an agnetic 
Pp oc 
a Srone gneiss, either vertical or dipping to the southeast, with 
white crystalline limestone occurring largely in the Passaic and 
descri 
analyses of the ore add to the value of the r A well executed 
map in two sheets represents clearly the ac belts of Archean 
alluded to, and is particularly interesting as giving a good idea 
of ene relative positions and number of the outcrops of iron ore. 
trographische Studien an den Basaltgesteinen Bihmens ; 
Dr. ‘E. Boric, Prag., 1873 (Arbeiten der geolog. Abtheilung der 
