What is "ikmaqucha"

Ikmaqucha ( Quechua ikma widow, qucha lake, "widow lake", hispanicized spelling Ecmacocha, also Ecma, Igma) is a lake in the Wansu mountain range in Peru. It lies in the Arequipa Region, La Unión Province, Puyca District. It is situated at a height of at the foot of Wachu Willka. The small lake south of it is named Huch'uyqucha (Quechua for "small lake").