The compound described by Rb(WO3)4 crystallizes in the orthorhombic Immm space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded to four equivalent O(2) and eight equivalent O(3) atoms to form RbO12 cuboctahedra that share edges with four equivalent W(1)O6 octahedra, edges with eight equivalent W(3)O6 octahedra, and faces with two equivalent Rb(2)O12 cuboctahedra. In the second Rb site, Rb(2) is bonded to two equivalent O(1), two equivalent O(2), four equivalent O(3), and four equivalent O(4) atoms to form distorted RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with eight equivalent W(3)O6 octahedra, and  a faceface with one Rb(1)O12 cuboctahedra. There are three inequivalent W sites. In the first W site, W(1) is bonded to one O(6), one O(9), and four equivalent O(3) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. In the second W site, W(2) is bonded to one O(7), one O(9), and four equivalent O(4) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. In the third W site, W(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra,  an edgeedge with one Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. There are nine inequivalent O sites. In the first O site, O(3) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(3) atom. In the second O site, O(4) is bonded in a bent 150 degrees geometry to one Rb(2), one W(2), and one W(3) atom. In the third O site, O(5) is bonded in a linear geometry to two equivalent W(3) atoms. In the fourth O site, O(9) is bonded in a linear geometry to one W(1) and one W(2) atom. In the fifth O site, O(6) is bonded in a linear geometry to two equivalent W(1) atoms. In the sixth O site, O(7) is bonded in a linear geometry to two equivalent W(2) atoms. In the seventh O site, O(8) is bonded in a linear geometry to two equivalent W(3) atoms. In the eighth O site, O(1) is bonded in a bent 150 degrees geometry to one Rb(2) and two equivalent W(3) atoms. In the ninth O site, O(2) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), and two equivalent W(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Rb(WO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.796
_cell_length_b   10.796
_cell_length_c   10.796
_cell_angle_alpha   139.218
_cell_angle_beta   105.780
_cell_angle_gamma   88.329
_symmetry_Int_Tables_number   1
_cell_volume   758.945
_cell_formula_units_Z   3
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  0.500  0.500  0.000  1.0
  Rb  Rb1  1  0.240  0.240  0.000  1.0
  Rb  Rb2  1  0.760  0.760  0.000  1.0
  W  W3  1  0.375  0.875  0.500  1.0
  W  W4  1  0.876  0.376  0.500  1.0
  W  W5  1  0.126  0.624  1.000  1.0
  W  W6  1  0.624  0.126  0.000  1.0
  W  W7  1  0.126  0.126  0.502  1.0
  W  W8  1  0.624  0.624  0.498  1.0
  W  W9  1  0.625  0.125  0.500  1.0
  W  W10  1  0.124  0.624  0.500  1.0
  W  W11  1  0.376  0.874  1.000  1.0
  W  W12  1  0.874  0.376  0.000  1.0
  W  W13  1  0.376  0.376  0.502  1.0
  W  W14  1  0.874  0.874  0.498  1.0
  O  O15  1  0.087  0.874  0.213  1.0
  O  O16  1  0.585  0.375  0.210  1.0
  O  O17  1  0.270  0.060  0.579  1.0
  O  O18  1  0.768  0.556  0.575  1.0
  O  O19  1  0.270  0.691  0.210  1.0
  O  O20  1  0.768  0.192  0.211  1.0
  O  O21  1  0.165  0.375  0.790  1.0
  O  O22  1  0.661  0.874  0.787  1.0
  O  O23  1  0.981  0.556  0.789  1.0
  O  O24  1  0.481  0.060  0.790  1.0
  O  O25  1  0.981  0.192  0.425  1.0
  O  O26  1  0.481  0.691  0.421  1.0
  O  O27  1  0.415  0.625  0.790  1.0
  O  O28  1  0.913  0.126  0.787  1.0
  O  O29  1  0.232  0.444  0.425  1.0
  O  O30  1  0.730  0.940  0.421  1.0
  O  O31  1  0.232  0.808  0.789  1.0
  O  O32  1  0.730  0.309  0.790  1.0
  O  O33  1  0.339  0.126  0.213  1.0
  O  O34  1  0.835  0.625  0.210  1.0
  O  O35  1  0.519  0.940  0.210  1.0
  O  O36  1  0.019  0.444  0.211  1.0
  O  O37  1  0.519  0.309  0.579  1.0
  O  O38  1  0.019  0.808  0.575  1.0
  O  O39  1  0.250  0.250  0.501  1.0
  O  O40  1  0.750  0.750  0.499  1.0
  O  O41  1  0.500  0.000  0.500  1.0
  O  O42  1  0.000  0.500  0.500  1.0
  O  O43  1  0.250  0.750  1.000  1.0
  O  O44  1  0.750  0.250  0.000  1.0
  O  O45  1  0.000  0.000  0.500  1.0
  O  O46  1  0.500  0.500  0.500  1.0
  O  O47  1  0.750  0.250  0.500  1.0
  O  O48  1  0.250  0.750  0.500  1.0
  O  O49  1  0.500  0.000  0.000  1.0
  O  O50  1  0.000  0.500  0.000  1.0
[/CIF]
.
The compound described by Rb(WO3)4 crystallizes in the orthorhombic Immm space group. There are two inequivalent Rb sites. In the first Rb site, Rb(1) is bonded to four equivalent O(2) and eight equivalent O(3) atoms to form RbO12 cuboctahedra that share edges with four equivalent W(1)O6 octahedra, edges with eight equivalent W(3)O6 octahedra, and faces with two equivalent Rb(2)O12 cuboctahedra. In the second Rb site, Rb(2) is bonded to two equivalent O(1), two equivalent O(2), four equivalent O(3), and four equivalent O(4) atoms to form distorted RbO12 cuboctahedra that share edges with two equivalent W(1)O6 octahedra, edges with two equivalent W(2)O6 octahedra, edges with eight equivalent W(3)O6 octahedra, and  a faceface with one Rb(1)O12 cuboctahedra. There are three inequivalent W sites. In the first W site, W(1) is bonded to one O(6), one O(9), and four equivalent O(3) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra, edges with two equivalent Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. In the second W site, W(2) is bonded to one O(7), one O(9), and four equivalent O(4) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. In the third W site, W(3) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(8) atom to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent W(3)O6 octahedra,  an edgeedge with one Rb(1)O12 cuboctahedra, and edges with two equivalent Rb(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-30°. There are nine inequivalent O sites. In the first O site, O(3) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), one W(1), and one W(3) atom. In the second O site, O(4) is bonded in a bent 150 degrees geometry to one Rb(2), one W(2), and one W(3) atom. In the third O site, O(5) is bonded in a linear geometry to two equivalent W(3) atoms. In the fourth O site, O(9) is bonded in a linear geometry to one W(1) and one W(2) atom. In the fifth O site, O(6) is bonded in a linear geometry to two equivalent W(1) atoms. In the sixth O site, O(7) is bonded in a linear geometry to two equivalent W(2) atoms. In the seventh O site, O(8) is bonded in a linear geometry to two equivalent W(3) atoms. In the eighth O site, O(1) is bonded in a bent 150 degrees geometry to one Rb(2) and two equivalent W(3) atoms. In the ninth O site, O(2) is bonded in a bent 150 degrees geometry to one Rb(1), one Rb(2), and two equivalent W(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Rb(WO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.796
_cell_length_b   10.796
_cell_length_c   10.796
_cell_angle_alpha   139.218
_cell_angle_beta   105.780
_cell_angle_gamma   88.329
_symmetry_Int_Tables_number   1
_cell_volume   758.945
_cell_formula_units_Z   3
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  0.500  0.500  0.000  1.0
  Rb  Rb1  1  0.240  0.240  0.000  1.0
  Rb  Rb2  1  0.760  0.760  0.000  1.0
  W  W3  1  0.375  0.875  0.500  1.0
  W  W4  1  0.876  0.376  0.500  1.0
  W  W5  1  0.126  0.624  1.000  1.0
  W  W6  1  0.624  0.126  0.000  1.0
  W  W7  1  0.126  0.126  0.502  1.0
  W  W8  1  0.624  0.624  0.498  1.0
  W  W9  1  0.625  0.125  0.500  1.0
  W  W10  1  0.124  0.624  0.500  1.0
  W  W11  1  0.376  0.874  1.000  1.0
  W  W12  1  0.874  0.376  0.000  1.0
  W  W13  1  0.376  0.376  0.502  1.0
  W  W14  1  0.874  0.874  0.498  1.0
  O  O15  1  0.087  0.874  0.213  1.0
  O  O16  1  0.585  0.375  0.210  1.0
  O  O17  1  0.270  0.060  0.579  1.0
  O  O18  1  0.768  0.556  0.575  1.0
  O  O19  1  0.270  0.691  0.210  1.0
  O  O20  1  0.768  0.192  0.211  1.0
  O  O21  1  0.165  0.375  0.790  1.0
  O  O22  1  0.661  0.874  0.787  1.0
  O  O23  1  0.981  0.556  0.789  1.0
  O  O24  1  0.481  0.060  0.790  1.0
  O  O25  1  0.981  0.192  0.425  1.0
  O  O26  1  0.481  0.691  0.421  1.0
  O  O27  1  0.415  0.625  0.790  1.0
  O  O28  1  0.913  0.126  0.787  1.0
  O  O29  1  0.232  0.444  0.425  1.0
  O  O30  1  0.730  0.940  0.421  1.0
  O  O31  1  0.232  0.808  0.789  1.0
  O  O32  1  0.730  0.309  0.790  1.0
  O  O33  1  0.339  0.126  0.213  1.0
  O  O34  1  0.835  0.625  0.210  1.0
  O  O35  1  0.519  0.940  0.210  1.0
  O  O36  1  0.019  0.444  0.211  1.0
  O  O37  1  0.519  0.309  0.579  1.0
  O  O38  1  0.019  0.808  0.575  1.0
  O  O39  1  0.250  0.250  0.501  1.0
  O  O40  1  0.750  0.750  0.499  1.0
  O  O41  1  0.500  0.000  0.500  1.0
  O  O42  1  0.000  0.500  0.500  1.0
  O  O43  1  0.250  0.750  1.000  1.0
  O  O44  1  0.750  0.250  0.000  1.0
  O  O45  1  0.000  0.000  0.500  1.0
  O  O46  1  0.500  0.500  0.500  1.0
  O  O47  1  0.750  0.250  0.500  1.0
  O  O48  1  0.250  0.750  0.500  1.0
  O  O49  1  0.500  0.000  0.000  1.0
  O  O50  1  0.000  0.500  0.000  1.0
[/CIF]
.