Heulandite Subgroup from selected localities.
Iceland | |
| ; Betz, V. (1981): Famous mineral localities: Zeolites from Iceland and the Faeroes. Mineralogical Record, 12, 5-26. |
Zeolite collection of Volker Betz | |
Personally collected by Günter Frenz | |
| Zeolite collection of Volker Betz |
Personally collected by Günter Frenz |
Bulandsdalur, Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland