data_Mn2NbW
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.7
_cell_length_b   2.7
_cell_length_c   7.69
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mn2NbW
_chemical_formula_sum   'Mn2 Nb1 W1'
_cell_volume   56.13
_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
  Mn  Mn0  1  0.0  0.0  0.3  1.0
  Mn  Mn1  1  0.35  0.35  0.58  1.0
  Nb  Nb2  1  0.0  0.0  0.64  1.0
  W  W3  1  0.35  0.35  0.0  1.0

data_Mn2NbW
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.82
_cell_length_b   3.82
_cell_length_c   7.69
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Mn2NbW
_chemical_formula_sum   'Mn4 Nb2 W2'
_cell_volume   112.25
_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
  Mn  Mn0  2  0.0  0.0  0.3  1.0
  Mn  Mn1  2  0.35  0.0  0.58  1.0
  Nb  Nb2  2  0.0  0.0  0.64  1.0
  W  W3  2  0.35  0.0  0.0  1.0

Mn Mn Nb W
Mn Mn Nb W 0 3 - o o 0 3 o - o 0 3 o o o 0 1 - o o 0 1 o - o 0 1 o o o 0 0 + o o 0 0 o + o 0 2 o o o 1 2 o o o 1 3 o o + 2 3 o o + 3 3 + o o 3 3 o + o 