AM_Clinoptilolite-Ca
Formula: (Si15.26 Al2.74) Na1.78 Ca1.78 K1.28 O45.58 H21.94
Name: Clinoptilolite-Ca
Unit cell: 17.633 17.941 7.4 90.0 116.39 90.0 , V=2097.06
Space group: C12/M1 (12)

Smyth J R , Spaid A T , Bish D L , American Mineralogist , 75 (1990) p.522-528, Crystal structures of a natural and a Cs-exchanged clinoptilolite, natural sample