What is "marayrasu"

Marayrasu ( Quechua maray batan or grindstone; to tear down, to knock down, rasu snow, ice, mountain with snow, also spelled Marairazo) is a mountain in the northern sector of the Waytapallana mountain range in the Andes of Peru, about high. It is situated in the Junín Region, Concepción Province, Comas District, and in the Jauja Province, in the districts of Apata and Monobamba.