Andrianovite
Rastsvetaeva R K, Rozenberg K A, Khomyakov A P
Doklady Chemistry 403 (2005) 148-151
Crystal structure of a K analogue of Kentbrooksite
Locality: Koashva Mountain, Khibiny massif, Kola Peninsula, Russia
_database_code_amcsd 0019091
14.281 14.281 30.243 90 90 120 R3m
atom        x     y      z occ Biso
NaA(1)  .1105 .2211  .1528      2.8
NaA(2a) .5691  .138  .1739 .56  4.8
NaA(2b) .5513 .1026  .1820 .40  1.8
CeA(2b) .5513 .1026  .1820 .04  1.8
NaA(3a)  .234 .1170  .2825 .67  3.2
NaA(3b) .1692 .0846  .2904 .27  2.1
CeA(3b) .1692 .0846  .2904 .03  2.1
BaA(3b) .1692 .0846  .2904 .03  2.1
NaA(5)  .4759 .7379  .1875      3.1
KA(4)   .4715 .2357  .0482 .48 2.08
SrA(4)  .4715 .2357  .0482 .35 2.08
CeA(4)  .4715 .2357  .0482 .17 2.08
CaM(1)  .4051 .3318  .3331 .95  .39
CeM(1)  .4051 .3318  .3331 .05  .39
MnM(2a) .1838 .3674  .3306 .62  .79
FeM(2a) .1838 .3674  .3306 .18  .79
Zr      .3302 .1650  .1667 .98  .43
Hf      .3302 .1650  .1667 .02  .43
NbM(3)    1/3   2/3  .2959 .78  .53
Si(1)   .6090 .6039  .0976      .13
Si(2)   .1408 .0703  .0813      .33
Si(3)   .2696 .3256  .2365      .18
Si(4)   .2085 .4168  .0753      .19
Si(5)   .5265 .2633  .2506      .10
Si(6)   .4593 .5407  .2556      .35
O(1)    .2099 .6050  .2510      1.7
O(2)    .4043 .3037  .1272       .8
O(3)    .6249 .0338  .0463       .4
O(4)    .0445 .3000  .2881       .8
O(5)    .1045 .3852  .1076       .9
O(6)    .5706 .6099  .2267      1.0
O(7)    .2539 .2257  .2068      1.2
O(8)    .4448 .2221  .2903       .9
O(9)    .1786 .3572  .2191       .4
O(10)   .1868 .0933  .1296      1.2
O(11)   .1796 .3591  .0295       .6
O(12)   .6044 .3959  .2530       .4
O(13)   .2302 .1151  .0437       .9
O(14)   .4840 .5159  .3043       .6
O(15)   .0207 .5104  .1145      1.2
O(16)   .0606 .1212  .0751       .9
O(17)   .2750 .5498  .0689      1.4
O(18)   .4717 .2359  .2018       .8
SiM(4a)   1/3   2/3  .0906 .75   .5
SiM(4b)   1/3   2/3   .048 .20  1.0
FeM(2b)  .014 .5058  .0015 .20  1.9
Cl        2/3   1/3   .094 .31  5.9
O(19)   .6032 .2064 -.0036 .80  2.8
Wat(19) .6032 .2064 -.0036 .20  2.8
OH(1)     1/3   2/3  .1433 .80  2.9
OH(2)     1/3   2/3  -.003 .20  1.2
Wat(1)      0     0   .225 .45  4.6
Wat(2)    2/3   1/3   .132 .38  2.9
C           0     0   .292 .46  2.9
Oc       .046  .091   .302 .23  8.1