Manganoneptunite
Zolotarev A A, Krivovichev S V, Yakovenchuk V N
Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 136 (2007) 118-123
Refinement of the mangan-neptunite structure
Note: changed signs of z-coordinates of O12 and O14, Ti1(y) to .32364
Note: Composition of the Fe site not given.
Locality: Mt. Kaskasnyuncharr, the Khibiny alkaline pluton, Russia
_database_code_amcsd 0015717
16.4821 12.5195 10.0292 90 115.474 90 Cc
atom       x       y       z  Uiso
Si1   .14640  .40807   .0626 .0061
Si2   .85522  .59502  -.0595 .0065
Si3   .52338  .22472   .0836 .0070
Si4   .47738  .77184  -.0855 .0062
Si5   .76903  .47365   .1105 .0065
Si6   .22894  .52406   .8915 .0065
Si7   .89388  .15208   .0790 .0069
Si8   .10519  .85221  -.0834 .0064
Ti1   .34233  .32364  .10313 .0062
Ti2   .08716  .05326  .11462 .0064
Fe1   .66082  .68390 -.09788 .0118
Fe2  -.08942 -.06065  .88539 .0122
Na1    .2654   .1974   .3127 .0210
Na2    .7368   .8012   .6971 .0170
K    -.00131  .42070   .2497 .0234
Li     .5007   .4349    .249 .0150
O1     .9580   .0530   .0768 .0074
O2     .0502  -.0437  -.0702 .0078
O3     .4558   .3229   .0729 .0076
O4     .5418   .6704  -.0658 .0090
O5     .1086   .1672   .2606 .0095
O6     .8878   .8261   .7290 .0124
O7     .3705   .4295   .2227 .0105
O8     .6216   .5498   .7383 .0115
O9     .2052   .0727   .0992 .0087
O10    .7901  -.0801  -.0894 .0087
O11    .7116   .3650   .0386 .0097
O12    .2900   .6307  -.0500 .0103
O13    .2141   .3104   .0800 .0077
O14    .7961   .6972  -.0649 .0086
O15    .8319   .4954   .0236 .0094
O16    .1672   .5105  -.0187 .0093
O17    .1586   .4513   .2237 .0099
O18    .8385   .5513   .7784 .0102
O19    .3968   .2114   .2511 .0102
O20    .6042   .7944   .7408 .0118
O21    .4628   .1158   .0223 .0092
O22    .5403   .8791  -.0266 .0087
O23    .9252   .2609   .0225 .0092
O24    .0684   .7458  -.0341 .0104