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 = 1.22 GPa Note: sample is from Crete _database_code_amcsd 0001685 8.0510 12.7336 7.1242 94.252 116.784 87.909 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 .263883 .990707 .141914 4.2 .00916 .00576 .04824 -.00070 .01680 -.00482 Al1o .007189 .167548 .206792 .57 Si1m .001821 .820863 .236207 .54 Si2o .690937 .109614 .316885 .52 Si2m .676495 .881260 .360042 .56 O(A1) .005997 .131056 .970082 .93 O(A2) .584997 .996465 .276788 .48 O(B)o .810221 .106478 .188614 1.05 O(B)m .814714 .850320 .250473 1.24 O(C)o .008334 .300961 .272668 .86 O(C)m .021481 .694079 .228248 .88 O(D)o .210446 .108983 .391119 1.08 O(D)m .174357 .866692 .423200 1.39