Naujakasite
Khalilov A D, Dzhafarov N K, Mamedov K S
Doklady Akademii Nauk Azerbaidzhanskoi SSR 33 (1977) 35-40
Crystal structure of naujakasite - Na6{Fe[(Si,Al)8Si4O26]}
_database_code_amcsd 0012434
15.086 7.993 10.515 90 113.44 90 C2/m
atom     x     y     z occ Biso
Na1  .2299    .5 .4403     1.46
Na2  .3429    .5 .1124     1.65
Na3  .4644     0 .1648     1.71
Fe       0     0     0      .95
Al1  .0584 .1955 .3411  .5  .56
Si1  .0584 .1955 .3411  .5  .56
Al2  .3536  .199 .3495  .5  .85
Si2  .3536  .199 .3495  .5  .85
Si   .1506 .3080 .1313      .65
O1   .0362     0 .2762     1.54
O2   .1066 .3116 .2507     1.15
O3   .1389 .1968 .5067     1.55
O4   .1014 .1792 .0105     1.30
O5   .1315    .5 .0648      .71
O6   .2677 .2927 .2115     1.05
O7   .3238     0 .3659     1.67
O8   .4564 .2075 .3226     1.16