Murmanite Khalilov A D Mineralogiceskij Zhurnal 11 (1989) 19-27 Refinement of the crystal structure of murmanite and new data on its crystal-chemical characteristics _database_code_amcsd 0018521 5.383 7.053 12.170 93.16 107.82 90.06 P1 atom x y z Biso Na1 .6063 .6713 .7984 1.61 Na2 .3752 .3268 .1966 1.75 Na3 .2616 .8829 .5105 1.81 Na4 .7321 .1036 .4895 1.63 Ti1 .5776 .1706 .7586 1.00 Ti2 .2739 .3811 .5035 1.10 Ti3 .4080 .8212 .2353 .87 Ti4 .7164 .6074 .4929 .98 Si1 .0433 .8727 .7205 1.08 Si2 .0745 .4465 .7386 1.12 Si3 .9379 .1183 .2711 .96 Si4 .9182 .5471 .2574 1.04 O1 .1218 .6651 .7876 1.75 O2 -.0097 .4246 .5957 1.72 O3 .9204 .8260 .5803 1.58 Wat4 .2665 .2313 -.0073 3.17 O5 .9855 .5507 .3995 1.11 O6 .5003 .5974 .5846 1.75 O7 .5203 .8011 .3921 1.59 O8 .8508 .3660 .7870 1.43 O9 .8544 .9970 .7674 2.25 Wat10 .6974 .1705 .9566 2.59 O11 .4601 .1994 .5938 1.50 O12 .0444 .1578 .4113 1.44 O13 .5086 .3877 .4115 1.12 O14 .1218 .6398 .2071 1.41 O15 .3857 .3845 .7940 1.25 O16 .1775 .0338 .2263 1.52 O17 .6533 .6466 .1978 1.16 O18 .3060 .9971 .7564 1.63 O19 .6456 .0363 .2352 1.34 O20 .9146 .3161 .2196 1.38 Wat21 .2617 .8446 .0417 1.88 Wat22 .7542 .7764 -.0045 1.78