AM_Aluminoceladonite
Formula: K Al2 Si4 O12 H2
Name: Aluminoceladonite
Unit cell: 5.2141 9.0082 10.108 90.0 101.12 90.0 , V=465.86
Space group: C12/M1 (12)

Drits V A , Zviagina B B , McCarty D K , Salyn A L , American Mineralogist , 95 (2010) p.348-361, Factors responsible for crystal-chemical variations in the solid solutions, from illite to aluminoceladonite and from glauconite to celadonite, Locality: Twin Creek formation, Wyoming, Sample Name: 602-1