Sanidine Kimata M, Saito S, Shimizu M, Iida I, Matsui T Neues Jahrbuch fur Mineralogie, Abhandlungen 171 (1996) 199-213 Low-temperature structures of orthoclase and sanidine Note: T = 296 K Locality: Volkesfeld, Eifel, Germany _database_code_amcsd 0020561 8.534 13.010 7.176 90 115.99 90 C2/m atom x y z occ Biso K .2841 0 .1370 2.334 SiT1 .0093 .1843 .2239 .692 .889 AlT1 .0093 .1843 .2239 .308 .889 SiT2 .7075 .1177 .3444 .808 .826 AlT2 .7075 .1177 .3444 .192 .826 Oa1 0 .1461 0 1.636 Oa2 .6332 0 .2856 1.674 Ob .8273 .1453 .2267 1.868 Oc .0330 .3098 .2574 1.490 Od .1814 .1265 .4048 1.537