246 Miscellaneous Notices in Mineralogy, Geology, §. 
I wrote to you, I have procured engravings of thie 
Pest found in the coal fields of England. I was thus en- 
abled to compare ours with them, and the result of this com- 
parison, I hope to be enabled to lay before you, withina on 
months. The bamboo, I think, certainly grew in England. 
but I see no cassia, nor palm leaves. ‘The: I largest roots 
found in iron stone in England, Ao tes to have belonged to 
some plant resembling the water hi 
DY Notice 0 ae a Dolomite and description of a soft grecn 
George ae ina letter to the editor dated, 
Randolph, Vt. Nov. 8th, 1818 
(See Vol. I. p. 241 of this Journal.) In addition to the 
very singular limestone which I mentioned in a former let- 
bi there is ona p farm i in Northfield fourteen miles to the 
the stone is wet, is very Seep scroll pieces 
| by exposure to the blowpipe, but a large piece put 
into the fire seemed to break easier after burning than be- 
fore—the spots or specks throughout the stone “of a oa 
tish colour, effervesces feebly with nitric acid—those par 
the deepest green do not efferve y ands ine 
fracture—well fitted to be sawed and cut being trod from 
rifts—magnet oe up small pieces which have 
been fora to the heat—there is occasionally in this 
stone an appearance “of minute scales of mica.” In Beth- 
el, a town adjoining, a rock similar to this is cut into pieces 
" eet ee 
