data_[U2Mn4Ag4Se12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Mn  1.5500  1.4000  0.6483
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.7655]
_cell_length_b [11.4300]
_cell_length_c [6.8290]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2865]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [UMn2(AgSe3)2]
_chemical_formula_sum '[U2 Mn4 Ag4 Se12]'
_cell_volume [513.9487]
_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  0.0000  0.0000  0.5000  1
  Mn  Mn1  4  0.0000  0.3302  0.5000  1
  Ag  Ag2  4  0.0000  0.1285  0.0000  1
  Se  Se3  8  0.2215  0.1782  0.7308  1
  Se  Se4  4  0.1926  0.5000  0.7182  1
]