Mineral Localities in New Brunswick, Nova Scotia, Gc. 211 
taken at the localities during several excursions to the Provinces, 
the first in 1854. Even these lists may, in some cases, be found 
meomplete; since the destructive tides of that region are con- 
stantly changing the outlines of the coast, and thus exhausting 
the old localities, while at the same time bringing to light others, 
equally rich in mineral treasures. 
The notices of localities which the writer has not visited are 
derived from the best sources of information to which he ha 
access. A few were taken from the publications of Jackson and 
Alger, Dawson, and Jukes, which contain much that is valuable 
i regard to the mineralogy of these Provinces.” The writer is 
om especially indebted to George F. Mathew, Esq., and are 
believed to be one of the most common minerals in that Prov- 
ince, yet on examining and analyzing specimens of the so-called 
thomsonite from man y of its reputed localities, the writer found 
is well worthy of careful study. The writer has for several 
years been collecting materials for a full examination of the dif- 
ferent Species, and hopes at some future time to embody 
* Near Black Rock, Kings Co., and at Clark's Head, Cumberland Co, 
