108 



STONE ART. 



|ETH. ANN. 13 



Fio. 



105.— Discoidal 



V-shaped edges. 



eiitly a haniiner. One from Craighead county, Arkansas, lias flat sides 

 and tlie entire surface polished; another from McMinu county, Ten- 

 nessee, is also polished entire. A good spec- 

 imen from Cocke county, Tennessee, is of 

 flint, one side rubbed flat, the other a 

 rounded cone, highly polished. 



X. Sides hollowed out; edges straight or 

 slightly curved ; very thick ; used as mor- 

 tars, hammers, or pestles. This form gradii- 

 stone, with ally mcrgcs into disk-shaped, pitted, or 

 entire-dressed hammers, which in turn run 

 into the ordinary hammerstones. The types are figures 106 (quartzite, 

 from Bradley county, Tennessee) and 107 (quartzite, from Nicholas 

 county, Kentucky). There are in this 

 group from eastern Tennessee three of 

 quartzite, 2| by 4i inches, 4J by 5a 

 inches, and If by 3^ inches, and one 

 of granite, 2f by 3 inches; from Cald- 

 well county. North Carolina, one of 

 granite ; and from Montgomery county. 

 North Carolina, three of (juartzite. 

 The last four are evidently hammers 

 or pestles. In addition there is a speci- 

 men from Jackson county, Illinois, of 



ferruginous sandstone, 3 inches in Fio. lOe.—Ciscoidal stone, used as mortar. 



diameter. On one side there is a pit and on the other a shallow, mor- 

 tar-like cavity extending entirely across. 



0. One side flat, the other rounded ; of conven- 

 ient size for grasping. In some the bottom is 

 quite smooth. There is sometimes a pit in one or 

 both sides, more frequently in the bottom. They 

 were used as mullers or pestles ; in the latter, either 

 the side or the edge may have been the pounding 



Fig. 107.— Discojdal stone, mi i • i ' ^ i ■ n 



probably used as hammer, sui'tace. The liuc betwecu tbcse implements and 

 the cylindrical, dome-topped pestles can not be drawn (see figure 91). 



District. 



Eastern Tennessee 



Southwestern Wisconsin 



Kanawha valley, West Tirginia. 



Crittenden county, Arkansas 



Jackson county. North Carolina - 



Warren county, Ohio 



Savannah, Georgia 



O" 



