AM_Georgechaoite Formula: Na K Zr Si3 O11 H4 Name: Georgechaoite Unit cell: 11.836 12.94 6.735 90.0 90.0 90.0 , V=1031.52 Space group: P21NB (33)

Ghose S , Thakur P , The Canadian Mineralogist , 23 (1985) p.5-10, The crystal structure of georgechaoite NaKZrSi3O9.2H2O