data_[La2Eu2Si4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Eu  1.2000  1.8500  1.1985
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.2096]
_cell_length_b [9.4449]
_cell_length_c [4.8147]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.3474]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [LaEuSi2O7]
_chemical_formula_sum '[La2 Eu2 Si4 O14]'
_cell_volume [321.4418]
_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
[
  La  La0  2  0.0000  0.7029  0.5000  1.0
  Eu  Eu1  2  0.0000  0.3126  0.5000  1.0
  Si  Si2  4  0.2116  0.0024  0.9154  1.0
  O  O3  4  0.1310  0.5050  0.7875  1.0
  O  O4  4  0.2241  0.1493  0.7349  1.0
  O  O5  4  0.2403  0.8623  0.7244  1.0
  O  O6  2  0.0000  0.9861  0.0000  1.0
]