AM_Mutinaite_2 Formula: (Si21.192 Al2.808) O56.971 Ca.685 Na.444 H44.28 Name: Mutinaite Unit cell: 20.201 19.991 13.469 90.0 90.0 90.0 , V=5439.30 Space group: PNMA (62)

Vezzalini G , Quartieri S , Galli E , Alberti A , Cruciani G , Kvick A , Zeolites , 19 (1997) p.323-325, Crystal structure of the zeolite mutinaite, the natural analog of ZSM-5, Locality: Mt. Adamson, Northern Victoria Land, Antarctica, Note: reported occupancies do not match reported chemistry