Steenstrupine-(Ce) Moore P B, Shen J Tschermaks Mineralogische und Petrographische Mitteilungen 31 (1983) 47-67 Crystal structure of steenstrupine: A rod structure of unusual complexity Locality: Tunugdliarfik, South Greenland _database_code_amcsd 0015693 10.460 10.460 45.479 90 90 120 R-3m atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na1 .2742 .1371 .4375 .0327 .0286 .2060 .1640 .0107 .0054 Na2 .3330 .1665 .2884 .0133 .0272 .0173 .0067 .0012 .0006 Na3 0 0 .0702 .74 .0398 .0398 .0708 .0199 0 0 Ca3 0 0 .0702 .26 .0398 .0398 .0708 .0199 0 0 Ce4 .1311 .2622 .18329 .65 .0163 .0156 .0217 .0078 .0023 .0045 La4 .1311 .2622 .18329 .35 .0443 .0096 .0107 .0222 -.0210 -.0105 Mn5 0 0 .3137 .0330 .0364 .0165 .0000 0 0 Fe6 0 0 .2450 .0166 .0166 .0192 .0083 0 0 Zr7 0 0 0 .0199 .0199 .0110 .0100 0 0 Si1 .1580 .3160 .3994 .0458 .0335 .0254 .0168 -.0015 -.0030 Si2 .2966 .1483 .3639 .0340 .0928 .0381 .0170 .0039 .0020 Si3 .3600 .1800 .2129 .23 .0173 .0937 .0171 .0087 -.0104 -.0052 P3 .3600 .1800 .2129 .77 .0133 .0272 .0173 .0067 .0012 .0006 P4 0 0 .4941 .41 .82 O1 .4388 .2194 .2416 .019 .0176 .0215 .0095 -.0038 -.0019 O2 .1844 .0922 .2154 .0336 .0198 .0308 .0185 -.0029 -.0029 O3 .3967 .3227 .1950 .0184 .0218 .0353 .0109 -.0048 -.0095 O4 .1369 .2738 .4334 .0482 .0333 .0363 .0167 .0019 .0038 O5 .2448 .4896 .3920 .0699 .0758 .0666 .0530 -.0036 -.0328 O6 .2521 .2501 .3838 .028 .0223 .0258 .0140 .0045 .0023 O7 .2180 .1090 .3340 .0468 .0335 .0506 .0168 .0033 .0066 O8 .4758 .2379 .3635 .0096 .0190 .0538 .0338 -.0086 -.0040 O9 0 0 .4586 .41 6.8 O10 .1380 .1528 .4969 .205 OH 0 0 .1655 .0128 .0128 .0522 .0064 0 0 Wat 1/3 1/6 .6667 .73 1.99 .0163 .0156 .0217 .0078 .0023 .0045