Albite Meneghinello E, Alberti A, Cruciani G American Mineralogist 84 (1999) 1144-1151 Order-disorder process in the tetrahedral sites af albite Sample: 1060-6d Locality: Stintino, Sardinia, Italy _database_code_amcsd 0002266 8.170 12.811 7.141 93.79 116.53 88.09 C-1 atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na .2706 .9912 .1456 .996 .0147 .0668 .0419 -.0061 .0099 -.0331 Ca .2706 .9912 .1456 .010 .0147 .0668 .0419 -.0061 .0099 -.0331 K .2706 .9912 .1456 .004 .0147 .0668 .0419 -.0061 .0099 -.0331 Al1o .0091 .1692 .2102 .84 .0121 .0097 .0094 -.0029 .0058 .0004 Si1o .0091 .1692 .2102 .16 .0121 .0097 .0094 -.0029 .0058 .0004 Si1m .0042 .8194 .2356 .93 .0108 .0097 .0085 .0013 .0052 .0011 Al1m .0042 .8194 .2356 .07 .0108 .0097 .0085 .0013 .0052 .0011 Si2o .6930 .1109 .3179 .95 .0110 .0075 .0111 -.0009 .0050 .0006 Al2o .6930 .1109 .3179 .05 .0110 .0075 .0111 -.0009 .0050 .0006 Si2m .6842 .8815 .3588 .96 .0103 .0080 .0111 -.0003 .0049 .0011 Al2m .6842 .8815 .3588 .04 .0103 .0080 .0111 -.0003 .0049 .0011 OA1 .0046 .1335 .9711 .0253 .0156 .0134 -.0016 .0116 .0021 OA2 .5944 .9964 .2813 .0122 .0091 .0169 -.0008 .0054 .0012 OBo .8144 .1126 .1936 .0177 .0191 .0230 -.0033 .0132 .0009 OBm .8211 .8515 .2553 .0192 .0189 .0305 .0032 .0170 -.0001 OCo .0154 .3013 .2697 .0146 .0147 .0194 -.0031 .0081 -.0021 OCm .0244 .6926 .2308 .0149 .0103 .0194 .0024 .0062 .0019 ODo .2036 .1111 .3900 .0173 .0146 .0137 -.0022 .0041 .0020 ODm .1830 .8683 .4330 .0165 .0171 .0118 -.0020 .0018 -.0003