data_[Ho3Er6Mo3O18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Mo  2.1600  1.4500  0.7750
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.6881]
_cell_length_b [5.6881]
_cell_length_c [15.0289]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [HoEr2MoO6]
_chemical_formula_sum '[Ho3 Er6 Mo3 O18]'
_cell_volume [421.1082]
_cell_formula_units_Z [3]
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
[
  Ho  Ho0  3  0.0000  0.0000  0.8080  1.0
  Er  Er1  3  0.0000  0.0000  0.0216  1.0
  Er  Er2  3  0.0000  0.0000  0.5274  1.0
  Mo  Mo3  3  0.0000  0.0000  0.3177  1.0
  O  O4  9  0.0048  0.7119  0.4135  1.0
  O  O5  9  0.0122  0.3046  0.9154  1.0
]