data_[Mg4Zn2Ga2Hg2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Zn  1.6500  1.3500  0.8800
  Ga  1.8100  1.3000  0.7600
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.9109]
_cell_length_b [4.2351]
_cell_length_c [7.6611]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.5452]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Mg2ZnGaHg]
_chemical_formula_sum '[Mg4 Zn2 Ga2 Hg2]'
_cell_volume [202.3097]
_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
[
  Mg  Mg0  2  0.2991  0.2500  0.9190  1.0
  Mg  Mg1  2  0.3408  0.7500  0.3014  1.0
  Zn  Zn2  2  0.1113  0.2500  0.4659  1.0
  Ga  Ga3  2  0.0090  0.2500  0.1024  1.0
  Hg  Hg4  2  0.3581  0.7500  0.6890  1.0
]