Vuonnemite Ercit T S, Cooper M A, Hawthorne F C The Canadian Mineralogist 36 (1998) 1311-1320 The crystal structure of vuonnemite, Na11TiNb2(Si2O7)2(PO4)2O3(F,OH), a phosphate-bearing sorosilicate of the lomonosovite group Locality: Ilimaussaq, Greenland _database_code_amcsd 0005581 5.4984 7.161 14.450 92.60 95.30 90.60 P-1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Si1 .18415 .21928 .69712 .0064 .0048 .0072 .0000 .0009 .0000 Si2 .19844 .79366 .68464 .0064 .0049 .0070 .0002 .0009 .0005 P .31392 .25633 .06638 .0086 .0073 .0073 .0000 .0010 -.0005 Nb .30112 .49172 .28387 .0050 .0057 .0063 .0003 .0009 .0003 Ti .97235 .00088 .50786 .0058 Na1 .1832 .9821 .8997 .0251 .0158 .0192 .0036 .0009 -.0004 Na2 .1953 .5079 .8660 .0232 .0138 .0171 -.0025 -.0036 -.0009 Na3 .4945 .2406 .5010 .0119 .0154 .0200 -.0037 .0079 -.0060 Na4 .7053 .9926 .7358 .0188 .0205 .0142 -.0005 .0021 .0004 Na5 .2493 .7369 .0803 .0271 .0154 .0200 .0015 .0046 .0037 Na6 0 .5 .5 .0179 .0194 .0203 -.0028 .0071 -.0021 O1 .4349 .3235 .7427 .0106 .0130 .0126 -.0046 .0006 .0007 O2 .2036 .0057 .7350 .0180 .0058 .0099 .0016 .0016 .0000 O3 .1614 .8017 .5738 .0131 .0099 .0072 .0019 .0008 .0007 O4 .4602 .7099 .7190 .0101 .0122 .0147 .0053 -.0015 -.0002 O5 .0518 .6964 .2550 .0100 .0104 .0110 .0039 .0024 -.0002 O6 .3231 .5156 .4057 .0142 .0183 .0086 .0001 .0018 -.0005 O7 .2563 .4304 .1302 .0144 .0079 .0092 .0014 .0022 -.0009 O8 .2369 .0734 .1081 .0217 .0087 .0156 -.0024 .0039 .0010 O9 .1602 .2094 .5855 .0114 .0100 .0081 -.0009 .0008 -.0001 O10 .4118 .7422 .9434 .0087 .0168 .0212 .0003 .0044 -.0034 O11 .1710 .2745 .9710 .0247 .0157 .0103 .0022 -.0057 -.0012 O12 .0173 .3163 .2722 .0116 .0144 .0142 .0062 .0029 .0022 O13 .2687 .0024 .4230 .0175 .0201 .0171 -.0007 .0032 .0002