data_[Ca4U2Ag2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  U  1.3800  1.7500  0.9913
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.9920]
_cell_length_b [5.7565]
_cell_length_c [5.5524]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.0041]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ca2UAgO6]
_chemical_formula_sum '[Ca4 U2 Ag2 O12]'
_cell_volume [307.2711]
_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
[
  Ca  Ca0  4  0.2477  0.5000  0.6897  1
  U  U1  2  0.0000  0.5000  0.0000  1
  Ag  Ag2  2  0.0000  0.0000  0.5000  1
  O  O3  8  0.0884  0.2519  0.3326  1
  O  O4  4  0.1852  0.5000  0.0248  1
]