Vuoriyarvite Rastsvetaeva R K, Tamazyan R A, Pushcharovskii D Yu, Nadezhina T N, Voloshin A V Crystallography Reports 39 (1994) 908-914 K-nenadkevichite, a new representative of the nenadkevichite-labuntsovite series Locality: Vuoriyarvi, Kola Peninsula _database_code_amcsd 0019135 14.692 14.164 7.859 90 117.87 90 Cm atom x y z occ Biso Si1 .2170 .8920 .7800 1.4 Si2 .6918 .8916 .736 1.7 Si3 .8055 .8901 .186 .9 Si4 .3287 .8914 .230 .9 Nb1 0 .7691 .5 .6 .48 Ti1 0 .7691 .5 .4 .48 Nb2 .7434 .7480 .4644 .5 .48 Ti2 .7434 .7480 .4644 .5 .48 K1 .5001 .8194 .983 .76 3.7 K2 .432 0 .705 .53 5.6 K3 .910 0 .649 .44 3.1 K4 .081 0 .288 .49 3.3 Na1 .009 0 .468 .58 5.0 Na2 .796 0 .53 .39 6.7 Na3 .006 0 .11 .25 7 OH1 .911 .766 .586 3.9 O2 .925 .873 .308 1.7 O3 .268 .867 .341 1.2 O4 .274 .823 .702 3.0 O5 .429 .826 .285 1.1 O6 .375 0 .280 2.8 O7 .251 .879 .003 2.0 O8 .227 0 .730 2.3 O9 .104 .768 .372 .5 OH10 .092 .870 .665 2.2 O11 .747 .865 .601 1.7 O12 .732 .824 .245 .7 O13 .591 .826 .672 2.3 O14 .656 0 .711 1.3 O15 .771 .872 .956 2.6 O16 .777 0 .204 1.7 Wat1 .030 .879 .981 .56 2.6 Wat2 .564 0 .21 .61 4 Wat3 .299 0 .51 .32 3 Wat4 .036 .827 .03 .37 7 Wat5 .514 0 .89 .36 4