| Janq'u Saxa | |
| Elevation M: | 4825 |
| Elevation Ref: | [1] |
| Range: | Andes |
| Location: | Peru, Moquegua Region, Puno Region |
| Map: | Peru |
| Map Size: | 200 |
| Coordinates: | -16.3319°N -70.3422°W |
Janq'u Saxa (Aymara janq'u white, saxa hollow, "white hollow", Hispanicized spelling Jancosaca) is a mountain in the Andes of southern Peru, about 4825m (15,830feet) high. It is located in the Moquegua Region, General Sánchez Cerro Province, Ichuña District, and the Puno Region, Puno Province, Pichacani District, northeast of Jukumarini Lake. Janq'u Saxa lies south of the mountain Wallqani, southwest of Wilaqullu and southeast of Larama Quta. It is situated at the Larama Quta River which originates northwest of the mountain. It is a tributary of Jukumarini Lake.[1] [2]