Surkhobite
Rozenberg K A, Rastsvetaeva R K, Verin I A
Crystallography Reports 48 (2003) 384-389
Crystal structure of surkhobite - new mineral from
the family of titanosilicate micas
Locality: Darai-Piez alkali massif, central Tajikistan
_database_code_amcsd 0012384
10.723 13.826 20.791 90 95.00 90 C2
atom     x     y      z occ  Uiso
Na1      0  .523     .5  .8  .034
Ca1      0  .523     .5  .2  .034
Na2      0  .023     .5  .8  .031
Ca2      0  .023     .5  .2  .031
Ca   .2503  .776 -.0006     .0254
K        0 .5658      0  .7 .0384
Ba       0 .5658      0  .3 .0384
Ba1      0 .0265      0     .0146
Ba2  .7501 .7725  .5005     .0360
Mn1  .8742 .0244  .2544     .0133
Mn2  .8769 .5248  .2559     .0132
Mn3  .1225 .4000  .2503  .7 .0148
Na3  .1225 .4000  .2503  .3 .0148
Mn4  .1229 .6512  .2497     .0148
Fe1  .8751 .2737  .2442     .0119
Fe2  .8745 .7771  .2444     .0120
Fe3  .1249 .9043  .2471     .0162
Fe4  .1238 .1512  .2478     .0116
Ti1  .7333 .0427  .3997     .0284
Ti2  .7330 .5446  .3981     .0216
Ti3  .0167 .2570  .1009  .6 .0162
Zr3  .0167 .2570  .1009  .4 .0162
Ti4  .0160 .7960  .1005  .6 .0175
Nb4  .0160 .7960  .1005  .4 .0175
Si1  .9793 .1647  .3806     .0118
Si2  .9810 .6660  .3802     .0134
Si3  .2574 .4187  .1195     .0115
Si4  .2852 .9181  .1195     .0097
Si5  .2819 .1350  .1199     .0128
Si6  .2553 .6349  .1188     .0120
Si7  .9796 .3838  .3810     .0144
Si8  .9793 .8849  .3797     .0160
O1   .9693 .3924  .3062      .024
O2   .2789 .4054  .1981      .013
O3   .9631 .1543  .3042      .016
O4   .2780 .6487  .1977      .013
O5   .2888 .1495  .1988      .013
O6   .1404 .9009  .0868      .005
O7   .3887 .4006  .0843      .006
O8   .9638 .6565  .3025      .013
O9   .2887 .9044  .1979      .013
O10  .9622 .8972  .3035      .017
O11  .3786 .2045  .0842      .008
O12  .7193  .026  .3143      .030
O13  .0290 .7885  .1870      .014
O14  .1492 .7043  .0867      .009
O15  .0271 .2629  .1892      .015
O16  .7204  .522  .3127      .030
O17  .3248 .0214  .1016      .005
O18   .862  .643  .4122      .048
O19  .6036  .946  .4124      .054
O20  .1068  .646  .4156      .057
O21  .8639  .913  .4142      .065
O22  .3776 .8466  .0878      .011
O23  .870   .112  .4163      .087
O24  .1081  .146  .4137      .048
O25  .6027  .447  .4116      .048
O26  .1507 .3449  .0860      .013
O27  .1390 .1482    .08      .013
O28  .8715  .441  .4121      .062
O29  .2092 .5253  .0995      .011
O30  .0408  .275  .3971      .061
O31  .0416  .774  .4032      .060
O32  .3867 .6480  .0894      .013
OH1  .0381  .524  .2076      .023
OH2      0 .2462      0      .014
OH3      0 .8019      0     .0076
F1   .0349  .023  .2052      .036
F2    .213 .7778  .2947      .032
F3   .7499 .0086  .5008      .025
F4   .7102 .7751  .2921      .019