AM_Milarite_2
Formula: Ca2 O30.92 Na.448 K Si12 (Al.54 Be2.46) H8
Name: Milarite
Unit cell: 10.415 10.415 13.763 90.0 90.0 120.0 , V=1292.89
Space group: P6/MCC (192)

Hawthorne F C , Kimata M , Cerny P , Ball N A , Rossman G R , Grice J D , American Mineralogist , 76 (1991) p.1836-1856, The crystal chemistry of the milarite-group minerals, sample #35 from east Siberia, Note: U(1,2) of WatB/NaB changed to match symmetry constraints