Pargasite
Sharma A, Jenkins D M
American Mineralogist 84 (1999) 1304-1318
Hydrothermal synthesis of amphiboles along the tremolite-pargasite join
and in the ternary system tremolite-pargasite-cummingtonite
Sample: PARG 11-7
_database_code_amcsd 0002275
9.8929 17.944 5.2804 90 105.505 90 C2/m
atom     x     y     z occ Biso
O1   .1116 .0864 .2218       .8
O2   .1173 .1726 .7274       .8
O3   .1078     0 .7226       .8
O4   .3605 .2500 .7826       .8
O5   .3537 .1414 .1296      1.1
O6   .3401 .1141 .6249      1.1
O7   .3461     0 .2784      1.2
Si1  .2822 .0855 .3082 .75   .4
Al1  .2822 .0855 .3082 .25   .4
Si2  .2888 .1722 .8113 .75   .4
Al2  .2888 .1722 .8113 .25   .4
Mg1      0 .0873    .5 .84   .6
Al1      0 .0873    .5 .16   .6
Mg2      0 .1765    .5 .84   .6
Al2      0 .1765    .5 .16   .6
Mg3      0     0     0 .84   .6
Al3      0     0     0 .16   .6
Ca4      0 .2794    .5 .93   .9
Mg4      0 .2794    .5 .07   .9
NaA      0    .5     0 .94  2.3