data_Nb2ZnCo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.12
_cell_length_b   3.12
_cell_length_c   6.28
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Nb2ZnCo
_chemical_formula_sum   'Nb2 Zn1 Co1'
_cell_volume   61.12
_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
  Nb  Nb1  1  0.56  0.56  0.51  1.0
  Nb  Nb2  1  0.56  0.56  0.77  1.0
  Zn  Zn3  1  0.0  0.0  0.14  1.0
  Co  Co0  1  0.0  0.0  0.0  1.0

data_Nb2ZnCo
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.41
_cell_length_b   4.41
_cell_length_c   6.28
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Nb2ZnCo
_chemical_formula_sum   'Nb4 Zn2 Co2'
_cell_volume   122.24
_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
  Nb  Nb0  2  0.06  0.5  0.51  1.0
  Nb  Nb1  2  0.06  0.5  0.77  1.0
  Zn  Zn2  2  0.0  0.0  0.14  1.0
  Co  Co3  2  0.0  0.0  0.0  1.0

Nb Nb Zn Co
Nb Nb Zn Co 0 1 o o o 2 3 o o o 