data_[U2Cr2As2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Cr  1.6600  1.4000  0.9400
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.2194]
_cell_length_b [4.4766]
_cell_length_c [7.5855]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [UCrAsO]
_chemical_formula_sum '[U2 Cr2 As2 O2]'
_cell_volume [143.2790]
_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
[
  U  U0  2  0.5000  0.2328  0.6015  1
  Cr  Cr1  2  0.0000  0.2679  0.9379  1
  As  As2  2  0.0000  0.2348  0.2749  1
  O  O3  2  0.5000  0.2613  0.9397  1
]