Malachite from Ngawa Autonomous Prefecture (Aba Autonomous Prefecture), Sichuan, China
China | |
| Yongjun Gao, Guangzhi Ren, Bingxin Ji, and Zhongkun Zhang (2011): Gold Science and Technology 19(2), 8-12 |
Su Sun (1993): Gold Science and Technology 1(2), 4-10 |