Jatun Mayu (Tomás Frías)
| Jatun Mayu | |
|---|---|
| Etymology | Quechua |
| Location | |
| Country | Bolivia |
| Region | Potosí Department |
| Municipality | Tomás Frías Province |
Jatun Mayu (Quechua hatun, jatun big, great, mayu river, "great river") which upstream is called Tinkipaya is a Bolivian river in the Potosí Department, Tomás Frías Province, Tinkipaya Municipality, Tinkipaya Canton, north of Potosí. It is a left tributary of the upper Pillku Mayu. The confluence is about 10 km south east of Tinkipaya.