data_NaZn2W
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.96
_cell_length_b   4.96
_cell_length_c   2.66
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaZn2W
_chemical_formula_sum   'Na1 Zn2 W1'
_cell_volume   65.49
_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
  Zn  Zn2  1  0.48  0.0  0.33  1.0
  Zn  Zn3  1  0.0  0.48  0.33  1.0
  W  W1  1  0.48  0.48  0.0  1.0

data_NaZn2W
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.02
_cell_length_b   7.02
_cell_length_c   2.66
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NaZn2W
_chemical_formula_sum   'Na2 Zn4 W2'
_cell_volume   130.97
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.0  0.0  0.0  1.0
  Zn  Zn1  4  0.24  0.24  0.33  1.0
  W  W2  2  0.48  0.0  0.0  1.0

Na Zn Zn W
Na Zn Zn W 0 1 - o - 0 1 - o o 0 1 o o - 0 1 o o o 0 2 o - - 0 2 o - o 0 2 o o - 0 2 o o o 0 0 o o + 1 3 o - o 1 3 o - + 1 3 o o o 1 3 o o + 1 1 o o + 2 3 - o o 2 3 - o + 2 3 o o o 2 3 o o + 2 2 o o + 3 3 o o + 
NaWZn2 crystallizes in the monoclinic Cm space group. Na(1) is bonded in a 4-coordinate geometry to eight equivalent Zn(1) atoms. There are a spread of Na(1)-Zn(1) bond distances ranging from 2.54-3.13 Å. W(1) is bonded in a 4-coordinate geometry to eight equivalent Zn(1) atoms. There are a spread of W(1)-Zn(1) bond distances ranging from 2.54-3.13 Å. Zn(1) is bonded in a 10-coordinate geometry to four equivalent Na(1), four equivalent W(1), and two equivalent Zn(1) atoms. Both Zn(1)-Zn(1) bond lengths are 2.66 Å.