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 = 600 deg C
feldspar
Locality: synthetic
_database_code_amcsd 0000538
8.2096 12.9182 7.1284 92.482 116.282 90.128 C-1
atom     x     y     z  occ  Biso
Na   .2761 .0037 .1374 .983 10.02
Ca   .2761 .0037 .1374 .012 10.02
K    .2761 .0037 .1374 .005 10.02
Si1o .0088 .1697 .2174  .75  1.62
Al1o .0088 .1697 .2174  .25  1.62
Si1m .0061 .8165 .2275  .75  1.60
Al1m .0061 .8165 .2275  .25  1.60
Si2o .6931 .1110 .3281  .75  1.62
Al2o .6931 .1110 .3281  .25  1.62
Si2m .6902 .8796 .3510  .75  1.63
Al2m .6902 .8796 .3510  .25  1.63
Oa1  .0039 .1371 .9896       3.04
Oa2  .5982 .9938 .2810       2.41
Obo  .8217 .1185 .2071       3.38
Obm  .8208 .8522 .2402       3.61
Oco  .0210 .2955 .2709       2.85
Ocm  .0236 .6899 .2310       2.93
Odo  .1927 .1158 .3928       3.03
Odm  .1881 .8697 .4195       3.32