AM_Terranovaite Formula: (Si17 Al3) O50.72 Na1.48 Ca1.48 H54 Name: Terranovaite Unit cell: 9.747 23.88 20.068 90.0 90.0 90.0 , V=4670.99 Space group: CMCM (63)

Galli E , Quartieri S , Vezzalini G , Alberti A , Franzini M , American Mineralogist , 82 (1997) p.423-429, Terranovaite from Antarctica: A new pentasil zeolite