Reedmergnerite
Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T
American Mineralogist 84 (1999) 333-340
Compressibility mechanisms of alkali feldspars: New data from reedmergnerite
Sample from Joseph Smith #1 mine, Duchesne Co., Utah,  NMNH 140
P = 0.88 GPa
_database_code_amcsd 0002216
7.7852 12.3419 6.7917 93.332 116.347 92.094 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    .257191 .008039 .131522      .00608 .00308 .01286 .00066 .00407 -.001590
B     .013665 .160563 .222208  .65
Si1m  .005359 .809869 .208540  .60
Si2o  .702294 .101146 .321555  .55
Si2m  .682768 .863989 .355133  .49
O(A1) .006014 .136224 .000632  .87
O(A2) .589366 .980622 .275580  .65
O(B)o .845638 .095986 .213191  .81
O(B)m .814823 .835100 .233778 1.01
O(C)o .003261 .275582 .272082  .68
O(C)m .028764 .679701 .204011  .85
O(D)o .192525 .119462 .382786 1.06
O(D)m .190407 .867657 .412472 1.12