data_La2ZnCu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.19
_cell_length_b   6.19
_cell_length_c   4.85
_cell_angle_alpha   112.69
_cell_angle_beta   112.69
_cell_angle_gamma   35.29
_symmetry_Int_Tables_number   1
_chemical_formula_structural   La2ZnCu
_chemical_formula_sum   'La2 Zn1 Cu1'
_cell_volume   98.15
_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
  La  La1  1  0.55  0.0  0.29  1.0
  La  La2  1  0.54  0.0  0.2  1.0
  Zn  Zn3  1  0.42  0.0  0.41  1.0
  Cu  Cu0  1  0.07  0.0  0.2  1.0

data_La2ZnCu
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.75
_cell_length_b   4.85
_cell_length_c   6.19
_cell_angle_alpha   112.69
_cell_angle_beta   107.64
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   La2ZnCu
_chemical_formula_sum   'La2 Zn1 Cu1'
_cell_volume   98.15
_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
  La  La0  1  0.0  0.2  0.54  1.0
  La  La1  1  0.0  0.29  0.55  1.0
  Zn  Zn2  1  0.0  0.41  0.42  1.0
  Cu  Cu3  1  0.0  0.2  0.07  1.0

La La Zn Cu