Phlogopite from South Hamgyong Province, North Korea
North Korea | |
| Kinosaki, Y. (1941) Jour. Min. Soc. Korea, v. 24, no. 12. |
| Kinosaki, Y. (1941) Jour. Min. Soc. Korea, v. 24, no. 12. |
Kinosaki, Y. (1941) Jour. Min. Soc. Korea, v. 24, no. 12. | |
| Kinosaki, Y. (1941) Jour. Min. Soc. Korea, v. 24, no. 12. |
| Kinosaki, Y. (1941) Jour. Min. Soc. Korea, v. 24, no. 12. |
| Kondo, C. (1969) Mica (in: Geology and Mineral resources of the Far East, vol. 2, pp 188-197 |
Kondo, C. (1969) Mica (in: Geology and Mineral resources of the Far East, vol. 2, pp 188-197 |
Hoshu Mine, Mt Posyu, Taesil-li, Puktuil-myon, Tanchon City, South Hamgyong Province, North Korea