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(1)
_database_code_amcsd 0006464
9.891 18.018 5.276 90 104.15 90 C2/m
atom       x     y     z   occ Biso
NaA2/m     0    .5     0  .136 3.58
KA2/m      0    .5     0  .042 3.58
NaAm   .0368    .5 .0876  .136 3.53
KAm    .0368    .5 .0876  .042 3.53
NaA2       0 .4646     0  .136 2.06
KA2        0 .4646     0  .042 2.06
MgM1       0 .0888    .5   .95  .58
FeM1       0 .0888    .5   .05  .58
MgM2       0 .1800     0   .67  .61
AlM2       0 .1800     0   .04  .61
MnM2       0 .1800     0   .23  .61
FeM2       0 .1800     0   .06  .61
MgM3       0     0     0   .98  .55
FeM3       0     0     0   .02  .55
NaM4       0 .2742    .5 .2236 1.30
CaM4       0 .2742    .5 .1909 1.30
MnM4       0 .2742    .5 .0854 1.30
NaM4'      0 .2509    .5 .2236  .32
CaM4'      0 .2509    .5 .1909  .32
MnM4'      0 .2509    .5 .0854  .32
SiT1   .2789 .0847 .2932   .99  .49
AlT1   .2789 .0847 .2932   .01  .49
SiT2   .2877 .1709 .7992   .99   .5
AlT2   .2877 .1709 .7992   .01   .5
H      .1938     0 .7807  .835 1.35
O1     .1120 .0857 .2170        .58
O2     .1198 .1701 .7249        .66
O3     .1072     0 .7136  .835  .77
F      .1072     0 .7136  .165  .77
O4     .3639 .2476 .7897       1.01
O5     .3465 .1307 .0885        .89
O6     .3425 .1161 .5876        .92
O7     .3379     0 .2854       1.01