AM_Gaidonnayite
Formula:
Na2 Zr Si3 O11 H4
Name:
Gaidonnayite
Unit cell:
11.74 12.82 6.691 90.0 90.0 90.0 , V=1007.04
Space group:
P21NB (33)
Chao G Y , The Canadian Mineralogist , 23 (1985) p.11-15, The crystal structure of gaidonnayite Na2ZrSi3O9.2H2O