Albite Prewitt C T, Sueno S, Papike J J American Mineralogist 61 (1976) 1213-1225 The crystal structures of high albite and monalbite at high temperatures T = 1105 deg C feldspar Locality: synthetic _database_code_amcsd 0000542 8.2783 12.9592 7.1452 90.056 116.087 89.997 C-1 atom x y z occ Biso Na .2797 0 .1382 .983 12.59 Ca .2797 0 .1382 .012 12.59 K .2797 0 .1382 .005 12.59 Si1o .0081 .1783 .2230 .75 2.50 Al1o .0081 .1783 .2230 .25 2.50 Si1m .0080 .8214 .2233 .75 2.53 Al1m .0080 .8214 .2233 .25 2.53 Si2o .6963 .1160 .3420 .75 2.51 Al2o .6963 .1160 .3420 .25 2.51 Si2m .6964 .8838 .3426 .75 2.50 Al2m .6964 .8838 .3426 .25 2.50 Oa1 .0002 .1390 .9995 4.42 Oa2 .6072 .9999 .2850 3.43 Obo .8238 .1345 .2242 5.31 Obm .8239 .8654 .2252 5.35 Oco .0266 .3041 .2534 4.61 Ocm .0264 .6957 .2525 4.60 Odo .1882 .1236 .4050 4.52 Odm .1875 .8761 .4056 4.49