data_EuCu2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.6
_cell_length_b   5.6
_cell_length_c   5.6
_cell_angle_alpha   133.99
_cell_angle_beta   100.59
_cell_angle_gamma   96.99
_symmetry_Int_Tables_number   1
_chemical_formula_structural   EuCu2
_chemical_formula_sum   'Eu2 Cu4'
_cell_volume   116.34
_cell_formula_units_Z   2
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
  Eu  Eu0  1  0.19  0.79  0.71  1.0
  Eu  Eu1  1  0.0  0.79  0.01  1.0
  Cu  Cu2  1  0.19  0.37  0.49  1.0
  Cu  Cu3  1  0.0  0.21  0.22  1.0
  Cu  Cu4  1  0.0  0.37  0.22  1.0
  Cu  Cu5  1  0.19  0.21  0.49  1.0

data_EuCu2
_symmetry_space_group_name_H-M   P-1
_cell_length_a   4.38
_cell_length_b   5.6
_cell_length_c   5.6
_cell_angle_alpha   79.41
_cell_angle_beta   67.0
_cell_angle_gamma   67.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   EuCu2
_chemical_formula_sum   'Eu2 Cu4'
_cell_volume   116.34
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Eu  Eu0  2  0.25  0.09  0.65  1.0
  Cu  Cu1  2  0.04  0.09  0.44  1.0
  Cu  Cu2  2  0.04  0.09  0.28  1.0

Eu Eu Cu Cu Cu Cu