![](https://tapchi.humg.edu.vn/images/tapchi_bia/tbia60ky4.png)
Journal of Mining and Earth Sciences
Vol 60, Issue 4, [08 - 2019]
![QR Code - Online: Vol 60, Issue 4, [08 - 2019] QR Code - Online: Vol 60, Issue 4, [08 - 2019]](https://tapchi.humg.edu.vn/modules/mod_tapchi/qr/jmes_60_4_122.png)
- Quy Ngoc Bui *, Chinh Phuc Nguyen, Manh Duy Dong, Hiep Van Pham, Hanh My Thi Nguyen, Anh Trung Tran, Quan Anh Duong, Ha Thu Thi Nguyen
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