Gutkovaite-Mn
Rastsvetaeva R K, Pekov I V, Nekrasov Y V
Crystallography Reports 46 (2001) 365-367
Crystal structure and microtwinning of a calcium-rich analogue of labuntsovite
Locality: Khibiny alkaline massif, Kola peninsula, Russia
_database_code_amcsd 0020185
14.365 13.887 7.814 90 117.36 90 Cm
atom      x     y     z occ Biso
K1     .425     0  .709 .26  4.6
K2    .5844     0  .294 .53  3.7
K3    .5744 .0547  .275 .33  2.3
Ca     .919 .2325  .017 .30  3.9
Mn    .0031     0  .496 .89 1.99
Ti1  -.0002 .2316 .5002     1.69
Ti2   .2522 .2510 .4968 .95 1.79
Nb2   .2522 .2510 .4968 .05 1.79
Si1   .2112 .1081 .8019     1.76
Si2   .7972 .1114 .1972     1.16
Si3   .3225 .1108 .2435     1.41
Si4   .6903 .1115 .7518     1.46
O1    .2396 .1291  .026      2.9
O2    .7750 .1304  .981      2.1
O3    .2748 .1799  .734      1.7
O4    .7323 .1824  .268      2.3
O5    .1031 .2302  .387      1.4
O6    .9064 .2275  .601      2.0
O7    .2506     0  .794      1.4
O8     .762     0  .212      2.6
O9    .4253 .1778  .309      2.2
O10   .5861 .1817  .696      2.0
O11   .2702 .1273  .388      2.0
O12   .7455 .1292  .619      2.2
O13   .3675     0  .267      1.7
O14    .652     0  .737      2.2
O15   .0874 .1174  .677      2.1
O16   .9232 .1189  .333      1.5
Wat1   .106     0  .343  .9  5.9
Ba1    .106     0  .343  .1  5.9
Wat2   .907     0  .655  .9  4.3
K2     .907     0  .655  .1  4.3
Wat3   .516  .128  .049 .67  6.0
Wat4   .011  .150  .000 .88  6.3