CONVEX DISCOIDAL STONES. 



105 



inches; thickness, three- fourths to an inch and a half. Illustrated 

 by tigure 102 (of porphyry, from a grave in Caldwell county, North 

 Carolina). 



F. Same form as the above; IJ to 2 inches in diameter, one-half to 

 seven-eighths of an inch thick. 



G. Flat or slightly convex on one or both sides, edge straight, one 

 side wider than the other. Some have the edge battered or chipijed. 



Fia. 103. — Discoidal stone. 



and it is always at the angle of the edge with the wider side. From 

 If to 3J inches in diameter, and three-fourths to an inch and a half 



