data_Ba2EuCu3O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.82
_cell_length_b   3.85
_cell_length_c   11.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2EuCu3O7
_chemical_formula_sum   'Ba2 Eu1 Cu3 O7'
_cell_volume   173.54
_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
  Ba  Ba0  1  0.91  0.0  0.21  1.0
  Ba  Ba1  1  0.91  0.0  0.61  1.0
  Eu  Eu5  1  0.91  0.0  0.91  1.0
  Cu  Cu2  1  0.0  0.92  0.0  1.0
  Cu  Cu3  1  0.0  0.92  0.18  1.0
  Cu  Cu4  1  0.0  0.92  0.64  1.0
  O  O6  1  0.0  0.0  0.0  1.0
  O  O7  1  0.0  0.92  0.83  1.0
  O  O8  1  0.0  0.0  0.33  1.0
  O  O9  1  0.91  0.92  0.33  1.0
  O  O10  1  0.91  0.92  0.49  1.0
  O  O11  1  0.0  0.0  0.49  1.0
  O  O12  1  0.0  0.92  0.99  1.0

data_Ba2EuCu3O7
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.82
_cell_length_b   3.85
_cell_length_c   11.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba2EuCu3O7
_chemical_formula_sum   'Ba2 Eu1 Cu3 O7'
_cell_volume   173.54
_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
  Ba  Ba0  1  0.91  0.0  0.21  1.0
  Ba  Ba1  1  0.91  0.0  0.61  1.0
  Eu  Eu2  1  0.91  0.0  0.91  1.0
  Cu  Cu3  1  0.0  0.92  0.0  1.0
  Cu  Cu4  1  0.0  0.92  0.18  1.0
  Cu  Cu5  1  0.0  0.92  0.64  1.0
  O  O6  1  0.0  0.0  0.0  1.0
  O  O7  1  0.0  0.0  0.33  1.0
  O  O8  1  0.0  0.0  0.49  1.0
  O  O9  1  0.0  0.92  0.83  1.0
  O  O10  1  0.0  0.92  0.99  1.0
  O  O11  1  0.91  0.92  0.33  1.0
  O  O12  1  0.91  0.92  0.49  1.0

Ba Ba Eu Cu Cu Cu O O O O O O O
Ba Ba Eu Cu Cu Cu O O O O O O O 0 4 + - o 1 5 + - o 2 7 + - o 2 3 + - + 2 12 + - o 2 6 + o + 3 12 o o - 3 6 o + o 6 12 o - - 8 9 - - o 10 11 + + o 