AM_Pitiglianoite
Formula:
Si9 Al9 O44.997 Na10.998 K4.002 S1.5 H18
Name:
Pitiglianoite
Unit cell:
22.121 22.121 5.221 90.0 90.0 120.0 , V=2212.55
Space group:
P63 (173)
Merlino S , Mellini M , Bonaccorsi E , Pasero M , Leoni L , Orlandi P , American Mineralogist , 76 (1991) p.2003-2008, Pitiglianoite, a new feldspathoid from southern Tuscany, Italy: Chemical, composition and crystal structure