data_[K8Li8P8O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Li  0.9800  1.4500  0.9000
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [9.7657]
_cell_length_b [5.4929]
_cell_length_c [13.3118]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.2940]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [K2Li2P2O7]
_chemical_formula_sum '[K8 Li8 P8 O28]'
_cell_volume [669.7489]
_cell_formula_units_Z [4]
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
[
  K  K0  8  0.0846  0.1517  0.6411  1
  Li  Li1  8  0.2139  0.3716  0.0712  1
  P  P2  8  0.0878  0.3516  0.3655  1
  O  O3  8  0.0260  0.3023  0.0827  1
  O  O4  8  0.1594  0.1226  0.3407  1
  O  O5  8  0.1956  0.4480  0.9229  1
  O  O6  4  0.0000  0.4847  0.2500  1
]