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