| Kachi Unu | |
| Elevation M: | 4641 |
| Elevation Ref: | [1] |
| Location: | Bolivia, Potosí Department, Nor Lípez Province |
| Range: | Andes |
| Map: | Bolivia |
| Label Position: | right |
| Map Size: | 200 |
| Coordinates: | -21.0428°N -67.8703°W |
Kachi Unu (Quechua kachi salt, unu, yaku water, "salt water", Hispanicized spelling Cachi Unu) is a 4641m (15,226feet) mountain in the Andes of Bolivia. It is situated in the Potosí Department, Nor Lípez Province, Colcha "K" Municipality, San Juan Canton, and in the Quemes Municipality, Chiguana Canton. Kachi Unu lies northwest of Chiwana and Chakra Urqu and northeast of Tomasamil and Millu Urqu.[2]