Pargasite
Oberti R, Hawthorne F C, Camara F, Raudsepp M
The Canadian Mineralogist 36 (1998) 1245-1252
Synthetic fluoro-amphiboles: site preferences of Al, Ga, Sc and inductive
effects on mean bond-lengths of octahedra
Sample: A4
_database_code_amcsd 0005571
9.850 17.934 5.301 90 105.32 90 C2/m
atom     x     y     z occ Biso
SiT1 .2824 .0851 .3054 .75  .42
AlT1 .2824 .0851 .3054 .18  .42
GaT1 .2824 .0851 .3054 .07  .42
SiT2 .2911 .1733 .8153 .75  .51
AlT2 .2911 .1733 .8153 .18  .51
GaT2 .2911 .1733 .8153 .07  .51
MgM1     0 .0892    .5 .82  .44
AlM1     0 .0892    .5 .09  .44
GaM1     0 .0892    .5 .09  .44
MgM2     0 .1757     0 .82  .44
AlM2     0 .1757     0 .09  .44
GaM2     0 .1757     0 .09  .44
MgM3     0     0     0 .82  .41
AlM3     0     0     0 .09  .41
GaM3     0     0     0 .09  .41
CaM4     0 .2794    .5      .76
NaA      0    .5     0 .10 2.19
CaA      0    .5     0 .01 2.19
NaAm .0398    .5 .0914 .38 2.35
CaAm .0398    .5 .0914 .05 2.35
NaA2     0 .4717     0 .38 2.07
CaA2     0 .4717     0 .05 2.07
O1   .1072 .0868 .2177      .66
O2   .1185 .1718 .7345      .62
F3   .1035     0 .7127      .77
O4   .3668 .2514 .7879      .86
O5   .3522 .1409 .1160     1.02
O6   .3463 .1161 .6131     1.04
O7   .3451     0 .2766     1.05