AM_Na(NaMg)Mg5Si8O22(OH)2
Formula:
Na2 Mg6 Si8 O24 H2
Name:
Na(NaMg)Mg5Si8O22(OH)2
Unit cell:
9.689 17.938 5.268 90.0 102.5 90.0 , V=893.88
Space group:
P121/M1 (11)
Iezzi G , Della Ventura G , Oberti R , Camara F , Holtz F , American Mineralogist , 89 (2004) p.640-646