data_NaGd(WO4)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.71
_cell_length_b   6.71
_cell_length_c   6.71
_cell_angle_alpha   134.27
_cell_angle_beta   134.27
_cell_angle_gamma   66.67
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaGd(WO4)2
_chemical_formula_sum   'Na1 Gd1 W2 O8'
_cell_volume   152.2
_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  Na1  1  0.0  0.0  0.0  1.0
  Gd  Gd0  1  0.0  0.61  0.8  1.0
  W  W10  1  0.61  0.0  0.8  1.0
  W  W11  1  0.0  0.0  0.6  1.0
  O  O2  1  0.74  0.27  0.76  1.0
  O  O3  1  0.87  0.34  0.15  1.0
  O  O4  1  0.19  0.26  0.59  1.0
  O  O5  1  0.42  0.35  0.99  1.0
  O  O6  1  0.35  0.79  0.01  1.0
  O  O7  1  0.26  0.81  0.62  1.0
  O  O8  1  0.73  0.74  0.45  1.0
  O  O9  1  0.87  0.87  0.85  1.0

data_NaGd(WO4)2
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.21
_cell_length_b   5.21
_cell_length_c   6.71
_cell_angle_alpha   112.86
_cell_angle_beta   112.86
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaGd(WO4)2
_chemical_formula_sum   'Na1 Gd1 W2 O8'
_cell_volume   152.2
_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  0.0  0.0  0.0  1.0
  Gd  Gd1  1  0.2  0.8  0.2  1.0
  W  W2  1  0.6  0.6  0.6  1.0
  W  W3  1  0.8  0.2  0.2  1.0
  O  O4  1  0.22  0.67  0.87  1.0
  O  O5  1  0.33  0.4  0.14  1.0
  O  O6  1  0.49  0.02  0.75  1.0
  O  O7  1  0.64  0.57  0.22  1.0
  O  O8  1  0.71  0.72  0.98  1.0
  O  O9  1  0.81  0.36  0.55  1.0
  O  O10  1  0.81  0.28  0.94  1.0
  O  O11  1  0.98  0.98  0.11  1.0

Na Gd W W O O O O O O O O
NaGd(WO4)2 crystallizes in the triclinic P1 space group. Na(1) is bonded in a single-bond geometry to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(8) atom. The Na(1)-O(1) bond length is 2.55 Å. The Na(1)-O(2) bond length is 1.85 Å. The Na(1)-O(3) bond length is 2.33 Å. The Na(1)-O(5) bond length is 2.17 Å. The Na(1)-O(7) bond length is 2.03 Å. The Na(1)-O(8) bond length is 0.82 Å. Gd(1) is bonded in a 3-coordinate geometry to one O(1), one O(3), one O(4), one O(5), one O(7), and one O(8) atom. The Gd(1)-O(1) bond length is 3.14 Å. The Gd(1)-O(3) bond length is 2.15 Å. The Gd(1)-O(4) bond length is 2.58 Å. The Gd(1)-O(5) bond length is 2.07 Å. The Gd(1)-O(7) bond length is 2.29 Å. The Gd(1)-O(8) bond length is 1.54 Å. There are two inequivalent W sites. In the first W site, W(1) is bonded in a 4-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(6), one O(7), and one O(8) atom. The W(1)-O(1) bond length is 2.53 Å. The W(1)-O(2) bond length is 1.94 Å. The W(1)-O(3) bond length is 2.62 Å. The W(1)-O(4) bond length is 2.10 Å. The W(1)-O(6) bond length is 2.17 Å. The W(1)-O(7) bond length is 2.28 Å. The W(1)-O(8) bond length is 1.55 Å. In the second W site, W(2) is bonded in a 1-coordinate geometry to one O(1), one O(3), one O(4), one O(6), and one O(7) atom. The W(2)-O(1) bond length is 2.20 Å. The W(2)-O(3) bond length is 2.59 Å. The W(2)-O(4) bond length is 2.58 Å. The W(2)-O(6) bond length is 1.67 Å. The W(2)-O(7) bond length is 2.19 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 5-coordinate geometry to one Na(1), one Gd(1), one W(1), one W(2), and one O(2) atom. The O(1)-O(2) bond length is 1.82 Å. In the second O site, O(2) is bonded in a 2-coordinate geometry to one Na(1), one W(1), and one O(1) atom. In the third O site, O(3) is bonded in a 5-coordinate geometry to one Na(1), one Gd(1), one W(1), one W(2), and one O(4) atom. The O(3)-O(4) bond length is 1.61 Å. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Gd(1), one W(1), one W(2), and one O(3) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Na(1) and one Gd(1) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one W(1) and one W(2) atom. In the seventh O site, O(7) is bonded in a 5-coordinate geometry to one Na(1), one Gd(1), one W(1), one W(2), and one O(8) atom. The O(7)-O(8) bond length is 1.62 Å. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Na(1), one Gd(1), one W(1), and one O(7) atom.