data_[Zn2Hg2P4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Hg  2.0000  1.5000  1.2450
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [3.6168]
_cell_length_b [4.3614]
_cell_length_c [9.9310]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [ZnHgP2]
_chemical_formula_sum '[Zn2 Hg2 P4]'
_cell_volume [156.6543]
_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
[
  Zn  Zn0  2  0.0000  0.5000  0.5000  1
  Hg  Hg1  2  0.0000  0.5000  0.0000  1
  P  P2  4  0.0000  0.0000  0.3169  1
]