Mordenite and clinoptilolite/heulandite

Alaçati (Çesme) tuffs, Izmir, Turkey (Reference: http://dx.doi.org/10.1346/CCMN.2006.0540505 (opens in new window))

From: Alaçati (Çesme) tuffs, Izmir, Turkey
Dimensions: Field of view 25 microns wide

Hülya Kaçmaz, Dokuz Eylul University, Buca-Izmir/Turkey