AM_Clinoptilolite-Ca_7
Formula: Ca1.58 Si16.8 Al1.2 O46.9 H30
Name: Clinoptilolite-Ca
Unit cell: 17.646 17.898 7.397 90.0 116.37 90.0 , V=2093.09
Space group: C12/M1 (12)

Alberti A , Tschermaks Mineralogische und Petrographische Mitteilungen , 22 (1975) p.25-37, The crystal structure of two clinoptilolites, Locality: Agoura, California, USA