Phillipsite Subgroup from Sicily, Italy
Italy | |
| Mineralogical Magazine 1956 31 : 265-271 |
Clark, A. M. (1993) Hey's Mineral Index - Mineral Species, Varieties and Synonyms (3rd ed.) Natural History Museum, London. | |
| www.tonyminerals.it (n.d.) http://www.tonyminerals.it/ritrovamenti-mineralogici.html |
Palagonia, Metropolitan City of Catania, Sicily, Italy