24 H. Wurtz on Cobalt and Nickel. 
theoretical purposes; and certainly, if he entertained the inten- 
tion of solving such a problem, he has wonderfull succeeded, 
idleness. 
Basle, June 25th, 1858. 
Art. V.— Occurrence of Cobalt and Nickel in Gaston county, North 
Carolina; by Henry Wurtz, Prof. Chemistry, National 
Medical College, Washington. 
Read in part before the American Association for the Advancement of Science at 
j * ; 
fi 
Baltimore, April, 1858 4 
WHILE exploring a large tract of land in Gaston and Lincolt 
counties, N. C., during the summer of 1857, I found indication 
of the existence of ores of cobalt and nickel diffused throughout 
a considerable extent of country. | 
* The proper date of this paper is August, 1857, at which time it was announ 
to be read at the Montreal meeting of the Association, Accidents beyond 
author's control have delayed its appearance until now. H.W. 
