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 = 4.68 GPa
_database_code_amcsd 0002220
7.5790 12.2200 6.7141 93.373 116.303 92.345 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     .253368 .009631 .127961      .00592 .00253 .01468 .00009 .00458 -.00257
B      .012855 .156589 .219688 .549
Si1m   .005519 .809759 .209219 .565
Si2o   .698555 .097933 .319925 .505
Si2m   .671488 .861053 .351654 .523
O(A1)  .006347 .133283 .003218 .830
O(A2)  .574766 .978268 .268754 .618
O(B)o  .848393 .085455 .216430 .783
O(B)m  .809339 .832534 .229547 .909
O(C)o -.011615 .271404 .269653 .695
O(C)m  .026480 .678608 .193596 .798
O(D)o  .201787 .122264 .382683 .921
O(D)m  .194511 .869071 .413515 1.04