American Mineralogist Crystal Structure Database

1 matching records for this search.

Zvyaginite
 
Pekov I V, Lykova I S, Chukanov N V, Yapaskurt V O, Belakovskiy D I,
Zolotarev A A, Zubkova N V
 
Geology of Ore Deposits 56 (2014) 644-656
Zvyaginite, NaZnNb2Ti[Si2O7]2O(OH,F)3(H2O)4+x(x<1), a new mineral of the epistolite
group from the Lovozero alkaline pluton, Kola Peninsula, Russia
Locality: Mt. Malyi Punkaruaiv, Lovozero alkaline complex, Kola Peninsula, Russia
_database_code_amcsd 0020443
8.975 8.979 12.135 74.328 80.651 73.959 P-1
atom       x     y      z  occ  Uiso
Nb1    .9576 .6613  .2409  .56 .0287
Ti1a   .9576 .6613  .2409  .44 .0287
Nb2   .45733 .1598 .24176      .0101
Zn1    .6200 .1195  .4999  .58 .0071
Zn2    .8635 .3626  .4991  .62 .0239
Ti1       .5    .5     .5  .91  .014
Ti2        0     0      0 1.01 .0161
Na1     .251  .250  .4961  .46  .023
Na2     .201  .909  .1999  .49  .026
Na3     .715  .438  .2092  .48  .027
Si1    .0586 .2566  .2654      .0151
Si2    .8491 .0468  .2650      .0149
Si3    .5577 .7579  .2642      .0143
Si4    .3486 .5489  .2645      .0162
O1     .2366 .2000  .2202       .019
O2      .737  .704   .217       .058
O3     .0344 .2044  .4055       .019
O4     .4899  .944  .2186       .024
O5     .8377  .007  .4052       .025
O6      .977  .645  .3972   .5  .084
OH6     .977  .645  .3972   .5  .084
O7     -.012  .440   .220       .054
O8      .459  .671  .2124       .033
O9      .664  .490  .5965       .028
O10     .923  .886   .224       .053
OH11   .1651 .8810  .4077       .021
OH12   .6606 .3749  .4103       .023
O13    .4657  .293  .5965       .035
O14     .179  .633  .2228       .042
O15    .4308  .389  .2159       .027
O16    .6805  .139  .2162       .026
O17     .963  .167  .2111       .035
O18    .4388 .1056  .4028   .5  .021
OH18   .4388 .1056  .4028   .5  .021
Wat19   .986  .728  .0430       .036
Wat20   .479  .221   .044       .101
Wat21   .248 1.000   .033       .073
Wat22   .738  .474  .0384       .083
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