Phase-B-anhydrous
Finger L W, Hazen R M, Prewitt C T
American Mineralogist 76 (1991) 1-7
Crystal structures of Mg12Si4O19(OH)2 (phase B) and Mg14Si5O24 (phase AnhB)
_database_code_amcsd 0001340
5.868 14.178 10.048 90 90 90 Pmcb
atom      x      y      z Biso
Si1       0      0      0 0.33
Si2      .5 .31141 .17445 0.35
Si3       0 .37524 .99754 0.34
Mg1      .5      0     .5 0.47
Mg2      .5 .17460 .35469 0.46
Mg3      .5      0      0 0.48
Mg4  .24050 .00241 .25354 0.44
Mg5       0 .17612 .82058 0.48
Mg6  .24396 .16958 .08108 0.46
O1        0 .91394 .34705 0.47
O2        0 .57564 .35375 0.37
O3        0 .24165 .49605 0.45
O4       .5 .08599 .17186 0.44
O5       .5 .42488 .16958 0.42
O6       .5 .76001 .47153 0.44
O7    .2342 .08741 .42136 0.45
O8    .2147 .42653 .42534 0.47
O9    .2824 .76221 .25276 0.48