Tridymite from selected localities.
Hungary | |
| http://geomania.hu/lelohely.php?lelohely=200 |
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. |
Mulató Hill, Erdőbénye, Tokaj District, Borsod-Abaúj-Zemplén County, Hungary