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| Yueyaquan | |
|---|---|
| Crescent Lake | |
| 月牙泉 (Chinese) | |
&sq=&lang=&file=File:Crescent_Lake_from_the_Singing_Sand_Dunes_(20230918101214).jpg) The lake and pavilion in 2023 | |
&sq=&lang=&file=File:China_Gansu_rel_location_map.svg)  Yueyaquan &sq=&lang=&file=File:China_edcp_relief_location_map.jpg) Yueyaquan | |
| Location | Gansu |
| Coordinates | 40°5′12″N 94°40′10″E / 40.08667°N 94.66944°E |
| Basin countries | China |
| Surface area | 1.37 acres (0.55 ha) |
| Average depth | 4–5 m (1960) 0.9 m (1990s) |
| Max. depth | 7.5 m (1960) 1.3 m (1990s) |
Yueyaquan (Chinese: 月牙泉; pinyin: Yuèyá Quán) is a crescent-shaped lake in an oasis, 6 km south of the city of Dunhuang in Gansu Province, China.