Albite
Winter J K, Okamura F P, Ghose S
American Mineralogist 64 (1979) 409-423
A high-temperature structural study of high albite, monalbite, and the
analbite - monalbite phase transition
T = 980 C, sample = monalbite
Locality: Tiburon, Marin County, California, USA
_database_code_amcsd 0000720
8.274 12.991 7.144 90 116.13 90 C2/m
atom     x     y     z   occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Na   .2789     0 .1378 .9975  .0244  .0261  .0775      0  .0112      0
K    .2789     0 .1378 .0025  .0244  .0261  .0775      0  .0112      0
Si1  .0081 .1784 .2233   .75  .0113  .0042  .0127 -.0011  .0053 -.0002
Al1  .0081 .1784 .2233   .25  .0113  .0042  .0127 -.0011  .0053 -.0002
Si2  .6959 .1163 .3420   .75  .0104  .0035  .0159 -.0005  .0047 -.0002
Al2  .6959 .1163 .3420   .25  .0104  .0035  .0159 -.0005  .0047 -.0002
Oa1      0 .1393     0        .0286  .0072  .0180      0  .0123      0
Oa2  .6063     0 .2835        .0142  .0038  .0262      0  .0052      0
Ob   .8233 .1350 .2252        .0183  .0101  .0371 -.0036  .0163  .0002
Oc   .0257 .3044 .2535        .0176  .0048  .0330 -.0019  .0085 -.0013
Od   .1891 .1229 .4049        .0193  .0085  .0184  .0024  .0021  .0024