What is "ch'illkayuq"

Ch'illkayuq ( Quechua ch'illka baccharis, -yuq a suffix to indicate possession, "the one that has got baccharis" or "the one with baccharis", hispanicized spelling Chilcayoc) is a volcano in the Andes of Peru, about high. It is situated in the " Valley of the Volcanoes" in the Arequipa Region, Castilla Province, Andagua District. Ch'illkayuq lies west of the Chachas Lake and north of the volcano Hich'apita.

South-east of Ch'illkayuq and Hich'apita there is another volcano named Ch'illkayuq Grande which is high.