220 [November, 1842. 



verbal communications. 



Professor Johnson exhibited a specimen of the so-called 

 Natural Coke from Creek Co., Virginia, an article which 

 is now used to some extent as a fuel in that region. He 

 stated that it was his intention to make an analysis of this 

 coal, the result of which he would communicate to the 

 Academy. 



Professor Johnson also exhibited a specimen of Sydney 

 Coal, one of those Bituminous coals represented to be very 

 liable to spontaneous combustion. The specimen had 

 been in his cabinet for more than a twelvemonth, and was 

 now in a state of decomposition and covered with efflor- 

 escence.- 



STATED MEETING-, November 22, 1842. 

 Vice President Morton in the Chair. 



DONATIONS TO MUSEUM. 



The following specimens of Minerals from Nova Scotia 

 were presented by Mr. Wm. S. Vaux. 



Red Heulandite with Stilbite,) rr . , _ 



... ., } King's Co., JNova Scotia. 



Stilbite, ) 



Chabasie with Heulandite, ) m _ , , 



_, TT , ,.. y Two Islands, do. 



Nacreous Heulandite, ) ' 



Analcime, from Blomidon, Nova Scotia. 

 Also a specimen of Sulphate of Barytes from Cheshire, 

 Connecticut. From the same. 



A specimen of Galena from the vicinity of Paradise, Lan- 

 caster county, Pennsylvania, and several specimens of a 

 mineral substance supposed to be Tierra di Sienna, also 

 from Lancaster county, Pennsylvania. From Mr. P. A. 

 Browne. 



