Nambulite Narita H, Koto K, Morimoto N, Yoshii M Acta Crystallographica B31 (1975) 2422-2426 The crystal structure of nambulite (Li,Na)Mn4Si5O14(OH) _database_code_amcsd 0009545 7.621 11.761 6.731 92.767 95.083 106.867 P-1 atom x y z occ Biso LiM5 .6751 .1432 .3681 .55 1.16 NaM5 .6751 .1432 .3681 .45 1.16 MnM1 .5912 .6514 .0631 .26 MnM2 .8103 .9417 .1258 .28 MnM3 .0407 .2354 .1759 .49 MnM4 .2433 .5143 .2645 .76 Si1 .2720 .0599 .3592 .91 Si2 .4698 .3291 .4275 .92 Si3 .8152 .4539 .2202 .87 Si4 .0008 .7244 .3034 .82 Si5 .3454 .8545 .1203 .94 O1 .1880 .0074 .5595 1.37 O2 .1194 .0699 .1845 .95 O3 .4254 .1847 .4257 1.55 O4 .3276 .3521 .2517 1.12 O5 .5379 .6123 .3542 1.19 O6 .6878 .3757 .3806 1.10 O7 .9767 .3973 .1736 1.36 O8 .6812 .4695 .0341 1.03 O9 .9246 .5832 .3399 1.17 O10 .8758 .7658 .1325 1.07 O11 -.0138 .2042 .4830 1.28 O12 .2109 .7451 .2357 1.36 O13 .5313 .8234 .0776 1.11 O14 .7675 .1196 .0748 1.15 O15 .3935 .9729 .2811 1.07