Tremolite
Hawthorne F C, Grundy H D
The Canadian Mineralogist 14 (1976) 334-345
The crystal chemistry of the amphiboles: IV. X-ray and neutron refinements
of the crystal structure of tremolite
Sample: X-ray data
_database_code_amcsd 0005124
9.863 18.048 5.285 90 104.79 90 C2/m
atom      x      y     z  occ Biso B(1,1) B(2,2) B(3,3)  B(1,2) B(1,3)  B(2,3)
SiT1 .28005 .08417 .2979  .96      .00153 .00029 .00361 -.00005 .00087 -.00009
AlT1 .28005 .08417 .2979  .04      .00153 .00029 .00361 -.00005 .00087 -.00009
SiT2 .28803 .17132 .8050           .00138 .00031 .00346 -.00005 .00078 -.00006
MgM1      0 .08821    .5           .00198 .00039 .00397       0 .00113       0
MgM2      0 .17678     0           .00191 .00030 .00439       0 .00100       0
MgM3      0      0     0           .00208 .00028 .00432       0 .00067       0
CaM4      0 .27797    .5  .90      .00273 .00040 .00783       0 .00302       0
NaM4      0 .27797    .5  .10      .00273 .00040 .00783       0 .00302       0
NaAm  .0407     .5 .0887  .09  2.1
KAm   .0407     .5 .0887  .06  2.1
NaA2      0  .4901     0  .09  2.1
KA2       0  .4901     0  .06  2.1
O1    .1112  .0858 .2184           .00167 .00034 .00503  .00002 .00076  .00003
O2    .1189  .1706 .7247           .00145 .00049 .00494 -.00010 .00090 -.00002
OH3   .1072      0 .7152 .666      .00281 .00046 .00657       0 .00129       0
F3    .1072      0 .7152 .328      .00281 .00046 .00657       0 .00129       0
Cl3   .1072      0 .7152 .006      .00281 .00046 .00657       0 .00129       0
O4    .3646  .2482 .7931           .00273 .00030 .00623 -.00032 .00178 -.00027
O5    .3466  .1341 .1003           .00217 .00070 .00587  .00000 .00102  .00074
O6    .3437  .1183 .5913           .00219 .00058 .00545  .00013 .00140 -.00071
O7    .3386      0 .2913           .00249 .00024 .01037       0 .00146       0