Apophyllite Group from selected localities.
Faroe Islands | |
| Sussex Mineral and Lapidary Society (SMLS) Journal 234 Nov/Dec 2011 |
| Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona, p.301 |
| Jørgensen, O. (2006) The regional distribution of zeolites in the basalts of the Faroe Islands and the significance of zeolites as palaeo-temperature indicators, GEUS Geological Survey of Denmark and Greenland Bulletin, 9, 123-156. |