data_[Ho2Hg2P2O2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Hg  2.0000  1.5000  1.2450
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.0494]
_cell_length_b [6.1559]
_cell_length_c [6.6132]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [HoHgPO]
_chemical_formula_sum '[Ho2 Hg2 P2 O2]'
_cell_volume [164.8515]
_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  2  0.5000  0.0295  0.5817  1
  Hg  Hg1  2  0.0000  0.4345  0.9976  1
  P  P2  2  0.0000  0.2103  0.3216  1
  O  O3  2  0.5000  0.2228  0.8531  1
]