Richterite
Oberti R, Hawthorne F C, Ungaretti L, Cannillo E
European Journal of Mineralogy 5 (1993) 43-51
The behaviour of Mn in amphiboles: Mn in richerite
Sample: MR(5) using occupancies from MR(4)
_database_code_amcsd 0006468
9.974 18.078 5.282 90 104.36 90 C2/m
atom       x     y     z   occ Biso
NaA2/m     0    .5     0   .11 3.76
KA2/m      0    .5     0   .07 3.76
NaAm   .0331    .5 .0816   .11 4.57
KAm    .0331    .5 .0816   .07 4.57
NaA2       0 .4711     0   .11 2.16
KA2        0 .4711     0   .07 2.16
MgM1       0 .0888    .5   .93  .51
FeM1       0 .0888    .5   .07  .51
MgM2       0 .1807     0   .54  .60
AlM2       0 .1807     0   .03  .60
MnM2       0 .1807     0   .41  .60
FeM2       0 .1807     0   .02  .60
MgM3       0     0     0   .98  .49
FeM3       0     0     0   .02  .49
NaM4       0 .2769    .5  .225  .94
MgM4       0 .2769    .5 .0125  .94
CaM4       0 .2769    .5   .23  .94
MnM4       0 .2769    .5 .0325  .94
NaM4'      0 .2578    .5  .225  .98
MgM4'      0 .2578    .5 .0125  .98
CaM4'      0 .2578    .5   .23  .98
MnM4'      0 .2578    .5 .0325  .98
SiT1   .2773 .0845 .2949 .9925  .42
AlT1   .2773 .0845 .2949 .0075  .42
SiT2   .2860 .1707 .8000 .9925  .45
AlT2   .2860 .1707 .8000 .0075  .45
H      .1939     0 .7591  .825 2.18
O1     .1117 .0854 .2179        .58
O2     .1195 .1697 .7230        .67
O3     .1066     0 .7149  .825  .69
F      .1066     0 .7149  .175  .69
O4     .3622 .2470 .7925        .93
O5     .3443 .1301 .0897        .80
O6     .3414 .1164 .5888        .82
O7     .3357     0 .2914        .91