AM_Phillipsite-Ca Formula: K Ca.82 (Al2.672 Si5.328) O22 H12 Name: Phillipsite-Ca Unit cell: 9.865 14.3 8.668 90.0 124.2 90.0 , V=1011.35 Space group: P121/M1 (11)

Rinaldi R , Pluth J J , Smith J V , Acta Crystallographica, Section B , 30 (1974) p.2426-2433, Zeolites of the phillipsite family. Refinement of the crystal structure of, phillipsite and harmotome