data_[Na2Yb2P4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Yb  1.1000  1.7500  1.0840
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.0623]
_cell_length_b [9.1143]
_cell_length_c [4.8081]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.7743]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [NaYbP2O7]
_chemical_formula_sum '[Na2 Yb2 P4 O14]'
_cell_volume [302.9750]
_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
[
  Na  Na0  2  0.0000  0.2531  0.5000  1.0
  Yb  Yb1  2  0.0000  0.6328  0.5000  1.0
  P  P2  4  0.2011  0.9629  0.9221  1.0
  O  O3  4  0.1507  0.4506  0.8016  1.0
  O  O4  4  0.1708  0.8158  0.7646  1.0
  O  O5  4  0.2457  0.0852  0.7254  1.0
  O  O6  2  0.0000  0.0184  0.0000  1.0
]