Anorthite Wenk H R, Joswig W, Tagai T, Korekawa M, Smith B K American Mineralogist 65 (1980) 81-95 The average structure of An 62-66 labradorite Note: studied with X-rays Locality: Gordemo, Verzasca Valley, Switzerland _database_code_amcsd 0019666 8.151 12.829 7.103 93.62 116.21 89.7 C-1 atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ca1 .2679 .9787 .1659 .32 .00540 .00764 .01530 -.00184 0.00490 -.00570 Na1 .2679 .9787 .1659 .18 .00540 .00764 .01530 -.00184 0.00490 -.00570 Ca2 .2713 .0285 .1023 .32 .00364 .00293 .01000 0.00117 0.00089 -.00170 Na2 .2713 .0285 .1023 .18 .00364 .00293 .01000 0.00117 0.00089 -.00170 Si1 .00665 .16503 .21328 .592 .00342 .00177 .00440 -.00048 0.00140 0.00046 Al1 .00665 .16503 .21328 .407 .00342 .00177 .00440 -.00048 0.00140 0.00046 Si2 .00338 .81758 .23205 .592 .00335 .00172 .00347 0.00121 0.00119 0.00022 Al2 .00338 .81758 .23205 .407 .00335 .00172 .00347 0.00121 0.00119 0.00022 Si3 .68674 .10935 .31711 .592 .00226 .00082 .00400 0.00033 0.00082 0.00008 Al3 .68674 .10935 .31711 .407 .00226 .00082 .00400 0.00033 0.00082 0.00008 Si4 .68204 .87952 .35720 .592 .00263 .00108 .00460 0.00019 0.00141 0.00051 Al4 .68204 .87952 .35720 .407 .00263 .00108 .00460 0.00019 0.00141 0.00051 Oa1 .0033 .1303 .9779 .01000 .00364 .00850 0.00068 0.00550 0.00132 Oa2 .5833 .9932 .2788 .00500 .00187 .00790 -.00003 0.00170 0.00079 Obo .8127 .1068 .1902 .00750 .00233 .01200 -.00047 0.00580 -.00008 Obm .8170 .8527 .2466 .00840 .00309 .01910 0.00070 0.00810 -.00031 Oco .0145 .2931 .2778 .00670 .00306 .01080 -.00088 0.00320 0.00073 Ocm .0163 .6890 .2174 .00750 .00325 .00930 0.00238 0.00140 -.00085 Odo .1990 .1082 .3850 .00710 .00265 .00710 -.00004 0.00090 0.00044 Odm .1889 .8671 .4314 .00750 .00290 .00860 0.00044 0.00080 -.00045