Lamprophyllite Krivovichev S V, Armbruster T, Yakovenchuk V N, Pakhomovsky Y A, Men'shikov Y P European Journal of Mineralogy 15 (2003) 711-718 Crystal structures of lamprophyllite-2M and lamprophyllite-2O from the Lovozero alkaline massif, Kola peninsula, Russia Note: displacement factors have been altered by Krivovichev, November 2003 Locality: Lovozero alkaline massif, Kola peninsula, Russia _database_code_amcsd 0007012 19.215 7.061 5.3719 90 96.797 90 C2/m atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ti1 .15057 0 .70775 .0056 .0074 .0046 .0045 0 0 0 Ti2 0 .5 0 .0246 .0288 .0050 .0339 0 -.0222 0 Si .14390 .28459 .2049 .0078 .0103 .0051 .0078 .0010 0 .0004 Na1 0 .2590 .5 .0102 .0146 .0077 .0085 0 .0027 0 Na2 0 0 0 .0174 .0190 .0170 .0172 0 .0062 0 Sr .28418 0 .26213 .0153 .0214 .0128 .0116 0 .0009 0 OH1 .4425 0 .2758 .0169 .0160 .0140 .0220 0 .0050 0 O2 .17480 .1889 .4674 .0155 .0155 .0158 .0146 -.0028 -.0005 .0061 O3 .17532 .1875 .9712 .0143 .0127 .0138 .0166 -.0021 .0028 -.0054 O4 .1777 .5000 .2200 .0113 .0130 .0050 .0150 0 -.0013 0 O5 .05951 .2965 .1725 .0127 .0092 .0087 .0198 .0005 -.0001 -.0018 O6 .0623 0 .6677 .0200 .0120 .0350 .0130 0 .0002 0