184 ANTIQUITIES OF SOUTHWESTERN COLORADO _ [kTH. ANN. 88 
A short distance south of the ruin stands a nearly circular burial 
and refuse mound 70 feet in diameter and 5 feet high in the central 
part (pl. 56, a). Many trees were growing upon it, although it 
was less densely timbered than the surrounding country. No sage- 
brush had taken root in the black soil, but in it chapparal flourished, 
and it is noticeable that ruins and refuse mounds are the only places 
in the entire region where this thorny bush abounds. The surface 
°” 6’ yo 
SCALE 
Fig. 2.—Burial mound at Ruin No. 9. 
was littered with an almost unbelievable amount of broken pottery 
and about 30 arrowheads were picked up while the brush and timber 
were being removed. 
Excavations were begun at the southern edge of the mound. The 
soil was as light as flour and appeared to be composed of inter- 
mingled ashes and house sweepings. It-contained many broken 
stones, nearly all of which showed the action of fire, and scattered 
