Miscellaneous Notices in Mineralogy, Geology, &e. 245 
understand it continues to be discovered in increasing quan- 
tities, and in a recent letter from Shawnee Town, we are 
informed that it has been found in loose masses as large 
as twenty-four pound shot; they are of a fine violet colour 
and the surface is covered completely with cubical crystals; 
PKs ge every ne roamee of aapins been formed ree 
of clay. wise get 
~ 25. Menzieie and Sulphat of Lame in V7 irginia. 
: In a letter from the late Rich. P. Barton, Esq. we 2 ihe 
Journal, Vol: i Pp . 80,). is is sfound:im:- considerable quant: 
ten ort ty 
not in the same mountain. 
wy: ately also, acaretie ie ed eee 
Jefferson county at the foot of the Blue Ridge, and near 
Shanandoah river, twenty-five miles north east ‘from Win- 
chester. I believe, adds Mr. Barton, that in no other in- 
stance has sulphat of lime been found on the east side of 
the epee: 2h mountains in Virginia. On the west side a 
has b een mean on ihe nee ga Kenawa. 
eae sc a ee ate sa eegusenabalecags 
Betratty of letters from Caleb Atwater, Esq. of Circtcile 
‘Speaking of the slate rocks of Zanesville, Ohio, of which 
sorie-cocvount was: published (page five) in this volume, Mr. 
quently 
gage "The gre gr 
abaat sixty miles from this are 
pins eee Athens county 
