AM_Cookeite Formula: Al4.99 Li.86 Si3.04 H8 O18 Name: Cookeite Unit cell: 5.158 8.94 28.498 90.0 96.6 90.0 , V=1305.41 Space group: C1C1 (9)

Zheng H , Bailey S W , American Mineralogist , 82 (1997) p.1007-1013, Refinement of the cookeite r structure