360 



Descri'ption of the Bare Hills. 



present a bold front of mica schist in which small crystals of stauro- 

 tide and garnet are abundant. Indeed, the entire distance of one 

 mile and a half north of the bridge presents more or less of inter- 

 est, both in a geological and mineralogical point of view. 



A Sketch of the Bare Hills near Baltimore. 



References.— 1, Foot path. — 2, Road leading to the gunpowder works on Jones's Falls.— 3, 

 Small house in the woods by the side of the road.— 4, Baltimore and Susquehanna Rail road.— 

 S, Eastern slope of Bare Hills. 



Note.— From the Stone Bridge to the Rail road one mile. 



