Tuco,John Biggar, The Andes: A Guide for Climbers.2015escale.minedu.gob.pe - UGEL map of the Bolognesi Province (Ancash Region) Tuku, Tucu (possibly from Quechua tuku, owl) or Huanaco Punta (possibly from Quechua wanaku guanaco and Spanish punta peak, ridge; first, before, in front of)David Weber, A Grammar of Huallaga (Huánuco) Quechua, University of California Press, p. 185homepage.ntlworld.com/robert_beer Robert Beér, Armando Muyolemaj, Dr. Hernán S. Aguilarpaj, Vocabulario comparativo, quechua ecuatoriano - quechua ancashino - castellano - English, Brighton 2006: Spanish Casa, Kichwa Wasi, Ancash Quechua Wayi, English House is a mountain in the Andes in South America. Its summit is ) high and it is one of the southernmost peaks in the snow-capped Cordillera Blanca in northwestern central Peru. Tuco is located in the Ancash Region, Bolognesi Province, Aquia District and in the Recuay Province, Catac District. It is situated northeast of Caullaraju, between Challhua in the west and Pastoruri in the east.

Other neighboring peaks are Juchuraju or Condorjitanca () and Santón (). Raju Cutac () is the only peak further south in the Cordillera Blanca.

A stream also named Tuco originates near the mountain and flows out to lakes Aguashcocha and Conococha, at the headwaters of Santa River.

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