Kalsilite
Perrotta A J, Smith J V
Mineralogical Magazine 35 (1965) 588-595
The crystal structure of kalsilite, KAlSiO4
Sample: Refinement with O2 on triad axis
Locality: Mt. Nyiragongo, Congo
_database_code_amcsd 0014442
5.161 5.161 8.693 90 90 120 P6_3
atom     x     y     z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0     0 .2435 1.18  .0148  .0148  .0034  .0074      0      0
Al     1/3   2/3 .0486  .52  .0063  .0063 -.0005  .0032      0      0
Si     1/3   2/3 .4300  .37  .0044  .0044  .0018  .0022      0      0
O1   .3831 .9864 .4895  .97  .0074  .0084  .0095  .0039 -.0020 -.0016
O2     1/3   2/3   .25 3.58  .0572  .0572 -.0005  .0286      0      0