Marialite
Antao S M, Hassan I
The Canadian Mineralogist 46 (2008) 1577-1591
Increase in Al-Si and Na-Ca disorder with temperature in scapolite Me32.9
Locality: Monmouth Township, Ontario, Canada
Note: T = 204 C
Note: 32.9% Meionite, 67.1% Marialite
_database_code_amcsd 0006235
12.0882 12.0882 7.5808 90 90 90 *P4_2/n
.25 .25 .25
atom     x     y     z occ  Uiso
Ca   .6164 .5386 .7429 .31  .046
Na   .6164 .5386 .7429 .69  .046
Si1  .5889 .6613 .2481     .0174
Al2  .9095 .1677 .0484 .87 .0174
Si2  .9095 .1677 .0484 .13 .0174
Al3  .6661 .0869 .9602 .02 .0174
Si3  .6661 .0869 .9602 .98 .0174
O1   .7091 .6038 .2596      .026
O2   .9444 .1308 .2741      .026
O3   .5939 .1860 .0359      .026
O4   .7961 .1042 .9705      .026
O5   .5171 .6155 .0719      .026
O6   .6314 .9754 .0791      .026
O7   .8061 .6545  .748      .087
C      .75   .75   .75 .24  .087
Cl     .75   .75   .75 .76  .087