Landauite
Grey I E, Gatehouse B M
The Canadian Mineralogist 16 (1978) 63-68
The crystal structure of landauite, Na[MnZn2(Ti,Fe)6Ti12]O38
_database_code_amcsd 0005148
9.152 9.152 9.152 68.99 68.99 68.99 R-3
atom     x     y     z occ Biso
NaM0     0     0     0 .70  2.3
KM0      0     0     0 .15  2.3
PbM0     0     0     0 .15  2.3
MnM1    .5    .5    .5      .59
ZnM2 .3103 .3103 .3103      .79
TiM3 .3493 .1261 .0190 .64  .51
FeM3 .3493 .1261 .0190 .36  .51
TiM4 .3025 .7196 .1503      .48
TiM5 .4752 .0862 .6363      .43
O1   .3023 .6285 .3778      .53
O2   .1555 .2375 .9391      .40
O3   .9182 .4592 .3009      .43
O4   .1447 .5170 .9890      .40
O5   .3892 .4856 .1364      .34
O6   .7056 .2420 .0722      .28
O7   .2138 .2138 .2138      .13