Albite Meneghinello E, Alberti A, Cruciani G American Mineralogist 84 (1999) 1144-1151 Order-disorder process in the tetrahedral sites af albite Sample: 1070-7d Locality: Stintino, Sardinia, Italy _database_code_amcsd 0002267 8.140 12.791 7.132 93.94 116.54 88.46 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 .2704 .9937 .1441 .996 .0161 .0811 .0470 -.0053 .0093 -.0413 Ca .2704 .9937 .1441 .010 .0161 .0811 .0470 -.0053 .0093 -.0413 K .2704 .9937 .1441 .004 .0161 .0811 .0470 -.0053 .0093 -.0413 Al1o .0089 .1681 .2105 .78 .0115 .0107 .0082 -.0028 .0049 .0005 Si1o .0089 .1681 .2105 .22 .0115 .0107 .0082 -.0028 .0049 .0005 Si1m .0039 .8185 .2348 .92 .0100 .0103 .0082 .0015 .0044 .0015 Al1m .0039 .8185 .2348 .08 .0100 .0103 .0082 .0015 .0044 .0015 Si2o .6921 .1100 .3172 .94 .0101 .0085 .0103 -.0010 .0042 .0007 Al2o .6921 .1100 .3172 .06 .0101 .0085 .0103 -.0010 .0042 .0007 Si2m .6837 .8807 .3585 .92 .0097 .0083 .0106 .0001 .0044 .0013 Al2m .6837 .8807 .3585 .08 .0097 .0083 .0106 .0001 .0044 .0013 OA1 .0057 .1331 .9728 .0241 .0185 .0132 -.0006 .0111 .0025 OA2 .5930 .9955 .2803 .0116 .0107 .0147 -.0011 .0042 .0024 OBo .8153 .1109 .1933 .0171 .0217 .0203 -.0054 .0120 -.0003 OBm .8206 .8501 .2546 .0173 .0207 .0252 .0034 .0134 .0009 OCo .0140 .2992 .2720 .0142 .0159 .0172 -.0030 .0060 -.0015 OCm .0237 .6920 .2279 .0156 .0111 .0176 .0022 .0049 .0019 ODo .2035 .1102 .3882 .0165 .0166 .0122 .0003 .0040 .0024 ODm .1842 .8682 .4324 .0178 .0170 .0122 -.0025 .0006 -.0009