162 BUREAU OF AMERICAN ETHNOLOGY (Bull, 177 
Ficure 66.—Stone artifacts of the Abary Phase. a-c, Manos or mano fragments. 
d, Metate. 
gabbro. One has two flat faces on an otherwise rounded surface. 
All parts show some wear, including the flattened ends. The original 
stone was apparently a rounded pebble. Length is 9.2 cm., maximum 
width tapers from 6.5 cm. at one end to 6.0 cm. at the other. Another 
is rounded with slightly flattened ends and is of the proper size and 
contours to have been used with the metate fragment described below. 
It is 5.2 cm. in maximum diameter and 4.0 cm. thick. Most of the 
wear is on the rounded ends. 
