Rajucollota (possibly from Quechua rahu snow, ice, mountain with snow, babylon.com qulluta, kalluta mortar), Suerococha John Biggar, The Andes: A Guide for Climbers, p. 98 (possibly from Quechua suyru very long dress tracked after when worn, qucha lake, Teofilo Laime Ajacopa, Diccionario Bilingüe Iskay simipi yuyayk'ancha, La Paz, 2007 (Quechua-Spanish dictionary) ), named after the nearby lake, or Diablo Mudo (Spanish for "dumb devil") is a mountain in the west of the Huayhuash mountain range in the Andes of Peru, about 5427 meters high.