|
China | |
| Zhao Zhenhua, Bao Zhiwei, Zhang Boyou, and Xiong Xiaolin (2001): Science in China, Series D (Earth Sciences), 44(3), 266-276 |
- Ulanqab City (Wulanchabu Prefecture)
- Chahar Right Middle Banner (Chaha'er Youyi Zhongqi)
| Yantian Guo and Guangming Tian (1979): Geology and Prospecting 15(8), 29-34 |
| Xiangwen Wang (2002): Mineral Deposits 21(suppl.), 689-692 |
| Xueming Wang, Mengxiong Chen, Mei Li, and Furang Li (2002): Geology and Prospecting 38(6), 34-38 |
|
Russia | |
| Kislov, Evgeniy V., Anna V. Aseeva, Vladislav V. Vanteev, Anton Y. Sinyov, and Olga A. Eliseeva. (2022) "Naryn-Gol Creek Sapphire Placer Deposit, Buryatia, Russia" Minerals 12, no. 5: 509. https://doi.org/10.3390/min12050509 |
| Pavel.M. Kartashov (n.d.) analytical data. |
|
Sri Lanka | |
| Ceylon Aluvial Mine, (Book, Co. 2002) |