data_[K2U2Be2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  U  1.3800  1.7500  0.9913
  Be  1.5700  1.0500  0.5900
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.1447]
_cell_length_b [6.3028]
_cell_length_c [8.7560]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.8186]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KUBeS4]
_chemical_formula_sum '[K2 U2 Be2 S8]'
_cell_volume [320.9818]
_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
[
  K  K0  2  0.2606  0.2500  0.0560  1
  U  U1  2  0.2381  0.2500  0.5546  1
  Be  Be2  2  0.2241  0.7500  0.3383  1
  S  S3  4  0.0098  0.5039  0.7002  1
  S  S4  2  0.4157  0.7500  0.1812  1
  S  S5  2  0.4379  0.7500  0.5775  1
]