Silla Q'asa (Quechua silla gravel, q'asa mountain pass, "gravel pass", also spelled Sillajasa) is a mountain in the Andes of Peru, about high. It is located in the Ayacucho Region, Lucanas Province, Chipao District. Silla Q'asa lies between Uqi in the west and Puka Punchu in the east and southeast, northeast of a lake named Upaqucha.
References escale.minedu.gob.pe - UGEL Map of the Lucanas Province (Ayacucho Region)