The compound described by RbTbS2O9 crystallizes in the monoclinic P2_1/c space group. Rb(1) is bonded in a 9-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. Tb(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. There are two inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(2), one O(6), one O(7), and one O(8) atom. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(4), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Rb(1) and one Tb(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the third O site, O(7) is bonded in a distorted single-bond geometry to one Rb(1), one Tb(1), and one S(1) atom. In the fourth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the fifth O site, O(1) is bonded in a single-bond geometry to one Rb(1) and one S(2) atom. In the sixth O site, O(9) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. In the seventh O site, O(2) is bonded in a 1-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the eighth O site, O(3) is bonded in a 2-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. In the ninth O site, O(4) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_RbTbS2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.601
_cell_length_b   10.759
_cell_length_c   10.255
_cell_angle_alpha   120.820
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   814.941
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Rb  Rb0  1  0.333  0.681  0.959  1.0
  Rb  Rb1  1  0.667  0.319  0.041  1.0
  Rb  Rb2  1  0.833  0.819  0.541  1.0
  Rb  Rb3  1  0.167  0.181  0.459  1.0
  Tb  Tb4  1  0.371  0.972  0.720  1.0
  Tb  Tb5  1  0.629  0.028  0.280  1.0
  Tb  Tb6  1  0.871  0.528  0.780  1.0
  Tb  Tb7  1  0.129  0.472  0.220  1.0
  S  S8  1  0.132  0.314  0.875  1.0
  S  S9  1  0.868  0.686  0.125  1.0
  S  S10  1  0.632  0.186  0.625  1.0
  S  S11  1  0.368  0.814  0.375  1.0
  S  S12  1  0.195  0.613  0.598  1.0
  S  S13  1  0.805  0.387  0.402  1.0
  S  S14  1  0.695  0.887  0.902  1.0
  S  S15  1  0.305  0.113  0.098  1.0
  O  O16  1  0.792  0.020  0.979  1.0
  O  O17  1  0.208  0.980  0.021  1.0
  O  O18  1  0.292  0.480  0.521  1.0
  O  O19  1  0.708  0.520  0.479  1.0
  O  O20  1  0.203  0.173  0.764  1.0
  O  O21  1  0.797  0.827  0.236  1.0
  O  O22  1  0.703  0.327  0.736  1.0
  O  O23  1  0.297  0.673  0.264  1.0
  O  O24  1  0.297  0.744  0.682  1.0
  O  O25  1  0.703  0.256  0.318  1.0
  O  O26  1  0.797  0.756  0.818  1.0
  O  O27  1  0.203  0.244  0.182  1.0
  O  O28  1  0.400  0.127  0.985  1.0
  O  O29  1  0.600  0.873  0.015  1.0
  O  O30  1  0.900  0.373  0.515  1.0
  O  O31  1  0.100  0.627  0.485  1.0
  O  O32  1  0.122  0.937  0.785  1.0
  O  O33  1  0.878  0.063  0.215  1.0
  O  O34  1  0.622  0.563  0.715  1.0
  O  O35  1  0.378  0.437  0.285  1.0
  O  O36  1  0.252  0.417  0.984  1.0
  O  O37  1  0.748  0.583  0.016  1.0
  O  O38  1  0.752  0.083  0.516  1.0
  O  O39  1  0.248  0.917  0.484  1.0
  O  O40  1  0.013  0.301  0.973  1.0
  O  O41  1  0.987  0.699  0.027  1.0
  O  O42  1  0.513  0.199  0.527  1.0
  O  O43  1  0.487  0.801  0.473  1.0
  O  O44  1  0.062  0.376  0.787  1.0
  O  O45  1  0.938  0.624  0.213  1.0
  O  O46  1  0.562  0.124  0.713  1.0
  O  O47  1  0.438  0.876  0.287  1.0
  O  O48  1  0.596  0.893  0.787  1.0
  O  O49  1  0.404  0.107  0.213  1.0
  O  O50  1  0.096  0.607  0.713  1.0
  O  O51  1  0.904  0.393  0.287  1.0
[/CIF]
.
The compound described by RbTbS2O9 crystallizes in the monoclinic P2_1/c space group. Rb(1) is bonded in a 9-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. Tb(1) is bonded in a 8-coordinate geometry to one O(2), one O(3), one O(4), one O(5), one O(6), one O(7), one O(8), and one O(9) atom. There are two inequivalent S sites. In the first S site, S(1) is bonded in a tetrahedral geometry to one O(2), one O(6), one O(7), and one O(8) atom. In the second S site, S(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(4), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Rb(1) and one Tb(1) atom. In the second O site, O(6) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the third O site, O(7) is bonded in a distorted single-bond geometry to one Rb(1), one Tb(1), and one S(1) atom. In the fourth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the fifth O site, O(1) is bonded in a single-bond geometry to one Rb(1) and one S(2) atom. In the sixth O site, O(9) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. In the seventh O site, O(2) is bonded in a 1-coordinate geometry to one Rb(1), one Tb(1), and one S(1) atom. In the eighth O site, O(3) is bonded in a 2-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. In the ninth O site, O(4) is bonded in a 3-coordinate geometry to one Rb(1), one Tb(1), and one S(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_RbTbS2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.601
_cell_length_b   10.759
_cell_length_c   10.255
_cell_angle_alpha   120.820
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   814.941
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Rb  Rb0  1  0.333  0.681  0.959  1.0
  Rb  Rb1  1  0.667  0.319  0.041  1.0
  Rb  Rb2  1  0.833  0.819  0.541  1.0
  Rb  Rb3  1  0.167  0.181  0.459  1.0
  Tb  Tb4  1  0.371  0.972  0.720  1.0
  Tb  Tb5  1  0.629  0.028  0.280  1.0
  Tb  Tb6  1  0.871  0.528  0.780  1.0
  Tb  Tb7  1  0.129  0.472  0.220  1.0
  S  S8  1  0.132  0.314  0.875  1.0
  S  S9  1  0.868  0.686  0.125  1.0
  S  S10  1  0.632  0.186  0.625  1.0
  S  S11  1  0.368  0.814  0.375  1.0
  S  S12  1  0.195  0.613  0.598  1.0
  S  S13  1  0.805  0.387  0.402  1.0
  S  S14  1  0.695  0.887  0.902  1.0
  S  S15  1  0.305  0.113  0.098  1.0
  O  O16  1  0.792  0.020  0.979  1.0
  O  O17  1  0.208  0.980  0.021  1.0
  O  O18  1  0.292  0.480  0.521  1.0
  O  O19  1  0.708  0.520  0.479  1.0
  O  O20  1  0.203  0.173  0.764  1.0
  O  O21  1  0.797  0.827  0.236  1.0
  O  O22  1  0.703  0.327  0.736  1.0
  O  O23  1  0.297  0.673  0.264  1.0
  O  O24  1  0.297  0.744  0.682  1.0
  O  O25  1  0.703  0.256  0.318  1.0
  O  O26  1  0.797  0.756  0.818  1.0
  O  O27  1  0.203  0.244  0.182  1.0
  O  O28  1  0.400  0.127  0.985  1.0
  O  O29  1  0.600  0.873  0.015  1.0
  O  O30  1  0.900  0.373  0.515  1.0
  O  O31  1  0.100  0.627  0.485  1.0
  O  O32  1  0.122  0.937  0.785  1.0
  O  O33  1  0.878  0.063  0.215  1.0
  O  O34  1  0.622  0.563  0.715  1.0
  O  O35  1  0.378  0.437  0.285  1.0
  O  O36  1  0.252  0.417  0.984  1.0
  O  O37  1  0.748  0.583  0.016  1.0
  O  O38  1  0.752  0.083  0.516  1.0
  O  O39  1  0.248  0.917  0.484  1.0
  O  O40  1  0.013  0.301  0.973  1.0
  O  O41  1  0.987  0.699  0.027  1.0
  O  O42  1  0.513  0.199  0.527  1.0
  O  O43  1  0.487  0.801  0.473  1.0
  O  O44  1  0.062  0.376  0.787  1.0
  O  O45  1  0.938  0.624  0.213  1.0
  O  O46  1  0.562  0.124  0.713  1.0
  O  O47  1  0.438  0.876  0.287  1.0
  O  O48  1  0.596  0.893  0.787  1.0
  O  O49  1  0.404  0.107  0.213  1.0
  O  O50  1  0.096  0.607  0.713  1.0
  O  O51  1  0.904  0.393  0.287  1.0
[/CIF]
.