Albite
Downs R T, Hazen R M, Finger L W
American Mineralogist 79 (1994) 1042-1052
The high-pressure crystal chemistry of low albite and the origin of the
pressure dependency of Al-Si ordering
P = .44 GPa
Note: sample is from Crete
_database_code_amcsd 0001684
8.1104 12.7710 7.1482 94.244 116.667 87.835 C-1
atom        x       y       z Biso B(1,1) B(2,2) B(3,3)  B(1,2) B(1,3)  B(2,3)
Na    .265985 .989646 .141112  3.6 .00639 .00629 .03100 -.00146 .00792 -.00681
Al1o  .008580 .168118 .208646  .66
Si1m  .003234 .820428 .236432  .65
Si2o  .691465 .109935 .315916  .58
Si2m  .680954 .881794 .363229  .58
O(A1) .006703 .131482 .968873 1.10
O(A2) .589621 .997326 .279411  .72
O(B)o .811916 .109127 .191438  .99
O(B)m .818838 .851013 .256494 1.18
O(C)o .010657 .301451 .269789  .86
O(C)m .024408 .694022 .233163 1.02
O(D)o .203183 .108542 .377684 1.25
O(D)m .176776 .866816 .422810 1.42