Defernite Peacor D R, Sarp H, Dunn P J, Innes J, Nelen J A American Mineralogist 73 (1988) 888-893 Defernite from the Kombat mine, Namibia: A second occurence, structure refinement, and crystal chemistry _database_code_amcsd 0001193 17.82 22.76 3.629 90 90 90 Pnam atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ca1 .7112 .0826 .25 .0165 .0234 .0123 -.0013 0 0 Ca2 .5322 .4276 .25 .0174 .0179 .0112 -.0019 0 0 Ca3 .3711 .1788 .25 .0245 .0174 .010 -.0019 0 0 Ca4 .6214 .6586 .25 .0172 .0187 .0106 -.0005 0 0 Ca5 .7702 .9078 .25 .0183 .0226 .0125 -.0026 0 0 Ca6 .9748 .5756 .25 .0156 .0195 .0130 -.0001 0 0 C1 .3710 .4712 .25 .0087 .0212 .0076 .0089 0 0 C2 .8685 .4689 .25 .74 .0089 .0088 .0334 .0037 0 0 Si .8685 .4689 .25 .26 .0089 .0088 .0334 -.0037 0 0 OH1 .1532 .1113 .25 .0105 .0403 .0230 .0000 0 0 OH2 .7162 .8154 .25 .0228 .0297 .0165 -.0039 0 0 OH3 .0889 .3840 .25 .0255 .0253 .0095 .0039 0 0 OH4 .2509 .8573 .25 .0171 .0298 .0132 -.0043 0 0 OH5 .0470 .6620 .25 .0175 .0233 .0139 -.0007 0 0 OH6 .4021 .2790 .25 .0342 .0122 .0113 .0023 0 0 OH7 .4957 .6310 .25 .0180 .0212 .0096 -.0021 0 0 O1C1 .3811 .4141 .25 .0394 .0086 .0167 -.0010 0 0 O2C1 .4325 .5039 .25 .0121 .0279 .0131 -.0027 0 0 O3C1 .3059 .4931 .25 .0181 .0312 .0573 -.0027 0 0 O1C2 .9477 .4633 .25 .0351 .0318 .0170 .0116 0 0 O2C2 .8220 .4227 .25 .88 .0111 .0151 .0643 .0001 0 0 O3C2 .8435 .5267 .25 .88 .0184 .0189 .0177 -.0016 0 0 OH8 .3918 .7484 .25 .39 .0426 .0007 .3496 .0024 0 0 OH9 .3622 .7499 .0571 .12 .0338 OH10 .1294 .2514 .25 .08 .0142 OH11 .0810 .2415 .0935 .16 .0331