data_[Hg2As2W4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Hg  2.0000  1.5000  1.2450
  As  2.1800  1.1500  0.6600
  W  2.3600  1.3500  0.7667
]
_symmetry_space_group_name_H-M [Cmm2]
_cell_length_a [3.2685]
_cell_length_b [4.6157]
_cell_length_c [10.4798]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [35]
_chemical_formula_structural [HgAsW2]
_chemical_formula_sum '[Hg2 As2 W4]'
_cell_volume [158.1041]
_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
[
  Hg  Hg0  2  0.0000  0.5000  0.2102  1
  As  As1  2  0.0000  0.0000  0.5619  1
  W  W2  2  0.0000  0.0000  0.9646  1
  W  W3  2  0.0000  0.5000  0.7634  1
]