data_Mg2ZnSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.26
_cell_length_b   3.26
_cell_length_c   8.51
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   96.52
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2ZnSb
_chemical_formula_sum   'Mg2 Zn1 Sb1'
_cell_volume   89.66
_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
  Mg  Mg0  1  0.17  0.0  0.19  1.0
  Mg  Mg1  1  0.0  0.0  0.41  1.0
  Zn  Zn3  1  0.0  0.0  0.01  1.0
  Sb  Sb2  1  0.17  0.0  0.15  1.0

data_Mg2ZnSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.26
_cell_length_b   3.26
_cell_length_c   8.51
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   96.52
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2ZnSb
_chemical_formula_sum   'Mg2 Zn1 Sb1'
_cell_volume   89.66
_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
  Mg  Mg0  1  0.0  0.0  0.41  1.0
  Mg  Mg1  1  0.17  0.0  0.19  1.0
  Zn  Zn2  1  0.0  0.0  0.01  1.0
  Sb  Sb3  1  0.17  0.0  0.15  1.0

Mg Mg Zn Sb