data_[Ho4Mg2B4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Mg  1.3100  1.5000  0.8600
  B  2.0400  0.8500  0.4100
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.5220]
_cell_length_b [4.9934]
_cell_length_c [6.0565]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.5114]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho2Mg(BO3)2]
_chemical_formula_sum '[Ho4 Mg2 B4 O12]'
_cell_volume [224.2891]
_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
[
  Ho  Ho0  4  0.2080  0.5000  0.1961  1
  Mg  Mg1  2  0.0000  0.5000  0.5000  1
  B  B2  4  0.0402  0.0000  0.3052  1
  O  O3  8  0.0544  0.2465  0.8185  1
  O  O4  4  0.2302  0.0000  0.3834  1
]