data_[Eu2Hf2Si4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Hf  1.3000  1.5500  0.8500
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.0415]
_cell_length_b [8.7910]
_cell_length_c [4.7284]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.5994]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [EuHfSi2O7]
_chemical_formula_sum '[Eu2 Hf2 Si4 O14]'
_cell_volume [287.7025]
_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  2  0.0000  0.2864  0.5000  1.0
  Hf  Hf1  2  0.0000  0.6828  0.5000  1.0
  Si  Si2  4  0.2091  0.0079  0.9221  1.0
  O  O3  4  0.1336  0.5042  0.7793  1.0
  O  O4  4  0.1738  0.8465  0.7447  1.0
  O  O5  4  0.2246  0.6402  0.2858  1.0
  O  O6  2  0.0000  0.0725  0.0000  1.0
]