The crystal structure described by Na3(WO3)10 crystallizes in the monoclinic P2/m space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded to two equivalent O(2), two equivalent O(3), four equivalent O(1), and four equivalent O(5) atoms to form NaO12 cuboctahedra that share corners with two equivalent Na(1)O12 cuboctahedra, corners with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent W(2)O6 octahedra, faces with two equivalent W(4)O6 octahedra, and faces with four equivalent W(1)O6 octahedra. In the second Na site, Na(2) is bonded to one O(10), one O(6), two equivalent O(4), two equivalent O(5), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form NaO12 cuboctahedra that share corners with two equivalent Na(1)O12 cuboctahedra, corners with two equivalent Na(2)O12 cuboctahedra,  a faceface with one W(1)O6 octahedra,  a faceface with one W(5)O6 octahedra, faces with two equivalent W(3)O6 octahedra, faces with two equivalent W(4)O6 octahedra, and faces with two equivalent W(6)O6 octahedra. There are six inequivalent W sites. In the first W site, W(1) is bonded to one O(3), one O(6), two equivalent O(1), and two equivalent O(5) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(3)O6 octahedra, corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(4)O6 octahedra,  a faceface with one Na(2)O12 cuboctahedra, and faces with two equivalent Na(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second W site, W(2) is bonded to two equivalent O(2) and four equivalent O(1) atoms to form WO6 octahedra that share corners with two equivalent W(4)O6 octahedra, corners with four equivalent W(1)O6 octahedra, and faces with two equivalent Na(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 2°. In the third W site, W(3) is bonded to one O(10), one O(6), two equivalent O(4), and two equivalent O(8) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(5)O6 octahedra, corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(6)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the fourth W site, W(4) is bonded to one O(2), one O(7), two equivalent O(4), and two equivalent O(5) atoms to form WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra,  a faceface with one Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the fifth W site, W(5) is bonded to two equivalent O(10) and four equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(3)O6 octahedra, corners with four equivalent W(6)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 2°. In the sixth W site, W(6) is bonded to one O(11), one O(7), two equivalent O(8), and two equivalent O(9) atoms to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(5)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Na(1), one W(1), and one W(2) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Na(1), one W(2), and one W(4) atom. In the third O site, O(3) is bonded in a distorted square co-planar geometry to two equivalent Na(1) and two equivalent W(1) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(4) atom. In the fifth O site, O(5) is bonded in a distorted square co-planar geometry to one Na(1), one Na(2), one W(1), and one W(4) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Na(2), one W(1), and one W(3) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Na(2), one W(4), and one W(6) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(6) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Na(2), one W(5), and one W(6) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(5) atom. In the eleventh O site, O(11) is bonded in a linear geometry to two equivalent W(6) atoms. is represented by the CIF card [CIF]
data_Na3(WO3)10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.504
_cell_length_b   6.736
_cell_length_c   16.032
_cell_angle_alpha   81.987
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   588.616
_cell_formula_units_Z   1
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
  Na  Na0  1  0.000  0.000  0.000  1.0
  Na  Na1  1  0.500  0.100  0.700  1.0
  Na  Na2  1  0.500  0.900  0.300  1.0
  W  W3  1  0.500  0.204  0.900  1.0
  W  W4  1  0.000  0.500  0.000  1.0
  W  W5  1  0.500  0.599  0.699  1.0
  W  W6  1  0.000  0.897  0.799  1.0
  W  W7  1  0.500  0.000  0.500  1.0
  W  W8  1  0.000  0.302  0.598  1.0
  W  W9  1  0.500  0.401  0.301  1.0
  W  W10  1  0.000  0.698  0.402  1.0
  W  W11  1  0.500  0.796  0.100  1.0
  W  W12  1  0.000  0.103  0.201  1.0
  O  O13  1  0.752  0.347  0.950  1.0
  O  O14  1  0.248  0.347  0.950  1.0
  O  O15  1  0.000  0.702  0.901  1.0
  O  O16  1  0.500  0.000  0.000  1.0
  O  O17  1  0.748  0.753  0.750  1.0
  O  O18  1  0.750  0.050  0.850  1.0
  O  O19  1  0.252  0.753  0.750  1.0
  O  O20  1  0.250  0.050  0.850  1.0
  O  O21  1  0.500  0.397  0.799  1.0
  O  O22  1  0.000  0.099  0.700  1.0
  O  O23  1  0.748  0.447  0.651  1.0
  O  O24  1  0.748  0.150  0.551  1.0
  O  O25  1  0.252  0.447  0.651  1.0
  O  O26  1  0.252  0.150  0.551  1.0
  O  O27  1  0.500  0.802  0.601  1.0
  O  O28  1  0.000  0.500  0.500  1.0
  O  O29  1  0.252  0.553  0.349  1.0
  O  O30  1  0.252  0.850  0.449  1.0
  O  O31  1  0.748  0.850  0.449  1.0
  O  O32  1  0.748  0.553  0.349  1.0
  O  O33  1  0.000  0.901  0.300  1.0
  O  O34  1  0.500  0.198  0.399  1.0
  O  O35  1  0.250  0.950  0.150  1.0
  O  O36  1  0.750  0.950  0.150  1.0
  O  O37  1  0.252  0.247  0.250  1.0
  O  O38  1  0.748  0.247  0.250  1.0
  O  O39  1  0.000  0.298  0.099  1.0
  O  O40  1  0.500  0.603  0.201  1.0
  O  O41  1  0.248  0.653  0.050  1.0
  O  O42  1  0.752  0.653  0.050  1.0
[/CIF]
.
The crystal structure described by Na3(WO3)10 crystallizes in the monoclinic P2/m space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded to two equivalent O(2), two equivalent O(3), four equivalent O(1), and four equivalent O(5) atoms to form NaO12 cuboctahedra that share corners with two equivalent Na(1)O12 cuboctahedra, corners with four equivalent Na(2)O12 cuboctahedra, faces with two equivalent W(2)O6 octahedra, faces with two equivalent W(4)O6 octahedra, and faces with four equivalent W(1)O6 octahedra. In the second Na site, Na(2) is bonded to one O(10), one O(6), two equivalent O(4), two equivalent O(5), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms to form NaO12 cuboctahedra that share corners with two equivalent Na(1)O12 cuboctahedra, corners with two equivalent Na(2)O12 cuboctahedra,  a faceface with one W(1)O6 octahedra,  a faceface with one W(5)O6 octahedra, faces with two equivalent W(3)O6 octahedra, faces with two equivalent W(4)O6 octahedra, and faces with two equivalent W(6)O6 octahedra. There are six inequivalent W sites. In the first W site, W(1) is bonded to one O(3), one O(6), two equivalent O(1), and two equivalent O(5) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(3)O6 octahedra, corners with two equivalent W(2)O6 octahedra, corners with two equivalent W(4)O6 octahedra,  a faceface with one Na(2)O12 cuboctahedra, and faces with two equivalent Na(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. In the second W site, W(2) is bonded to two equivalent O(2) and four equivalent O(1) atoms to form WO6 octahedra that share corners with two equivalent W(4)O6 octahedra, corners with four equivalent W(1)O6 octahedra, and faces with two equivalent Na(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 2°. In the third W site, W(3) is bonded to one O(10), one O(6), two equivalent O(4), and two equivalent O(8) atoms to form WO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(5)O6 octahedra, corners with two equivalent W(4)O6 octahedra, corners with two equivalent W(6)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the fourth W site, W(4) is bonded to one O(2), one O(7), two equivalent O(4), and two equivalent O(5) atoms to form WO6 octahedra that share  a cornercorner with one W(2)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(1)O6 octahedra, corners with two equivalent W(3)O6 octahedra,  a faceface with one Na(1)O12 cuboctahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 1-2°. In the fifth W site, W(5) is bonded to two equivalent O(10) and four equivalent O(9) atoms to form WO6 octahedra that share corners with two equivalent W(3)O6 octahedra, corners with four equivalent W(6)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles are 2°. In the sixth W site, W(6) is bonded to one O(11), one O(7), two equivalent O(8), and two equivalent O(9) atoms to form WO6 octahedra that share  a cornercorner with one W(4)O6 octahedra,  a cornercorner with one W(6)O6 octahedra, corners with two equivalent W(3)O6 octahedra, corners with two equivalent W(5)O6 octahedra, and faces with two equivalent Na(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-2°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Na(1), one W(1), and one W(2) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to one Na(1), one W(2), and one W(4) atom. In the third O site, O(3) is bonded in a distorted square co-planar geometry to two equivalent Na(1) and two equivalent W(1) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(4) atom. In the fifth O site, O(5) is bonded in a distorted square co-planar geometry to one Na(1), one Na(2), one W(1), and one W(4) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Na(2), one W(1), and one W(3) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Na(2), one W(4), and one W(6) atom. In the eighth O site, O(8) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(6) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Na(2), one W(5), and one W(6) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Na(2), one W(3), and one W(5) atom. In the eleventh O site, O(11) is bonded in a linear geometry to two equivalent W(6) atoms. is represented by the CIF card [CIF]
data_Na3(WO3)10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.504
_cell_length_b   6.736
_cell_length_c   16.032
_cell_angle_alpha   81.987
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   588.616
_cell_formula_units_Z   1
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
  Na  Na0  1  0.000  0.000  0.000  1.0
  Na  Na1  1  0.500  0.100  0.700  1.0
  Na  Na2  1  0.500  0.900  0.300  1.0
  W  W3  1  0.500  0.204  0.900  1.0
  W  W4  1  0.000  0.500  0.000  1.0
  W  W5  1  0.500  0.599  0.699  1.0
  W  W6  1  0.000  0.897  0.799  1.0
  W  W7  1  0.500  0.000  0.500  1.0
  W  W8  1  0.000  0.302  0.598  1.0
  W  W9  1  0.500  0.401  0.301  1.0
  W  W10  1  0.000  0.698  0.402  1.0
  W  W11  1  0.500  0.796  0.100  1.0
  W  W12  1  0.000  0.103  0.201  1.0
  O  O13  1  0.752  0.347  0.950  1.0
  O  O14  1  0.248  0.347  0.950  1.0
  O  O15  1  0.000  0.702  0.901  1.0
  O  O16  1  0.500  0.000  0.000  1.0
  O  O17  1  0.748  0.753  0.750  1.0
  O  O18  1  0.750  0.050  0.850  1.0
  O  O19  1  0.252  0.753  0.750  1.0
  O  O20  1  0.250  0.050  0.850  1.0
  O  O21  1  0.500  0.397  0.799  1.0
  O  O22  1  0.000  0.099  0.700  1.0
  O  O23  1  0.748  0.447  0.651  1.0
  O  O24  1  0.748  0.150  0.551  1.0
  O  O25  1  0.252  0.447  0.651  1.0
  O  O26  1  0.252  0.150  0.551  1.0
  O  O27  1  0.500  0.802  0.601  1.0
  O  O28  1  0.000  0.500  0.500  1.0
  O  O29  1  0.252  0.553  0.349  1.0
  O  O30  1  0.252  0.850  0.449  1.0
  O  O31  1  0.748  0.850  0.449  1.0
  O  O32  1  0.748  0.553  0.349  1.0
  O  O33  1  0.000  0.901  0.300  1.0
  O  O34  1  0.500  0.198  0.399  1.0
  O  O35  1  0.250  0.950  0.150  1.0
  O  O36  1  0.750  0.950  0.150  1.0
  O  O37  1  0.252  0.247  0.250  1.0
  O  O38  1  0.748  0.247  0.250  1.0
  O  O39  1  0.000  0.298  0.099  1.0
  O  O40  1  0.500  0.603  0.201  1.0
  O  O41  1  0.248  0.653  0.050  1.0
  O  O42  1  0.752  0.653  0.050  1.0
[/CIF]
.