Quartzine from
Hungary | |
| Society of Economic Geologists Student Chapter University of Miskolc (2018) Short course – Industrial minerals in the NE part of Hungary. Telkibánya November 5–8. 2018. |
|
Hungary | |
| Society of Economic Geologists Student Chapter University of Miskolc (2018) Short course – Industrial minerals in the NE part of Hungary. Telkibánya November 5–8. 2018. |
|