Richterite
Oberti R, Ungaretti L, Cannillo E, Hawthorne F C
European Journal of Mineralogy 4 (1992) 425-439
The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite
Sample: R(3) Potassium-fluor-richterite
_database_code_amcsd 0006440
9.970 17.985 5.273 90 104.81 90 C2/m
atom     x     y     z   occ Biso
O1   .1106 .0853 .2191        .47
O2   .1177 .1693 .7263        .56
OH3  .1029     0 .7146 .3685  .65
F    .1029     0 .7146 .6315  .65
O4   .3619 .2485 .7967        .84
O5   .3447 .1306 .0974        .79
O6   .3412 .1171 .5940        .76
O7   .3348     0 .3003        .74
NaA      0    .5     0   .21 2.47
KA       0    .5     0  .362 2.47
NaAm .0326    .5 .0747 .0525 1.63
KAm  .0326    .5 .0747 .0905 1.63
NaA2     0 .4706     0 .0525 4.80
KA2      0 .4706     0 .0905 4.80
FeM1     0 .0892    .5 .0025  .44
MgM1     0 .0892    .5 .9966  .44
MnM1     0 .0892    .5 .0008  .44
FeM2     0 .1789     0 .0025  .55
MgM2     0 .1789     0 .9966  .55
MnM2     0 .1789     0 .0008  .55
FeM3     0     0     0 .0025  .46
MgM3     0     0     0 .9966  .46
MnM3     0     0     0 .0008  .46
CaM4     0 .2780    .5  .549  .87
NaM4     0 .2780    .5  .376  .87
SiT1 .2767 .0848 .3005 .9859  .36
AlT1 .2767 .0848 .3005 .0023  .36
TiT1 .2767 .0848 .3005 .0003  .36
SiT2 .2854 .1716 .8056 .9859  .41
AlT2 .2854 .1716 .8056 .0023  .41
TiT2 .2854 .1716 .8056 .0003  .41