KAlSi3O8
Zhang J, Ko J, Hazen R M, Prewitt C T
American Mineralogist 78 (1993) 493-499
High-pressure crystal chemistry of KAlSi3O8 hollandite
Pressure = 3.60 GPa
_database_code_amcsd 0001562
9.247 9.247 2.710 90 90 90 I4/m
atom     x     y  z occ Biso
K        0     0 .5     0.97
Si   .3507 .1662  0 .75 0.41
Al   .3507 .1662  0 .25 0.41
O1   .1546 .2030  0     0.87
O2   .5401 .1651  0     0.60