data_[Er12Ag4O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Ag  1.9300  1.6000  1.0867
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [8.8361]
_cell_length_b [11.0534]
_cell_length_c [5.5599]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Er3AgO6]
_chemical_formula_sum '[Er12 Ag4 O24]'
_cell_volume [543.0226]
_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
[
  Er  Er0  8  0.2053  0.1148  0.0333  1.0
  Er  Er1  4  0.0000  0.3991  0.0872  1.0
  Ag  Ag2  4  0.0000  0.1461  0.5270  1.0
  O  O3  8  0.1582  0.2623  0.3059  1.0
  O  O4  8  0.1601  0.4828  0.8099  1.0
  O  O5  4  0.0000  0.0225  0.2314  1.0
  O  O6  4  0.0000  0.2201  0.8707  1.0
]