264 Lead Mines, &c. of Hampshire County, Mass. 
Fig. 3 and 4. These two figures represent granite veins 
in granite, forming a focus each, as at S and k. 
Fig. 5. Thisis a representation of granite veins in granite. 
Ton ZAIN | 
Ye hh 
ye 
A ARANYS 
iene ene mica slate lying next to granite; & 3 
renee aca _'S granite with several granite veins it, rua 
ing ™ a longitudinal direction. These granite veins are 
Socrally from six to ten inches wid 
nit 's wide, and are cut off by an- 
a oramite vein B, seven inches wide, ranning into the 
ie mica slate, then turning and running parallel with the 
7 men are in a vertical position. 
