data_[Rb2Mg1Hg6Pb1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Mg  1.3100  1.5000  0.8600
  Hg  2.0000  1.5000  1.2450
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.2245]
_cell_length_b [7.5474]
_cell_length_c [7.8063]
_cell_angle_alpha [67.0100]
_cell_angle_beta [68.6879]
_cell_angle_gamma [69.0306]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Rb2MgHg6Pb]
_chemical_formula_sum '[Rb2 Mg1 Hg6 Pb1]'
_cell_volume [353.2848]
_cell_formula_units_Z [1]
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
[
  Rb  Rb0  2  0.3148  0.1013  0.2823  1.0
  Mg  Mg1  1  0.5000  0.5000  0.5000  1.0
  Hg  Hg2  2  0.1313  0.3662  0.6609  1.0
  Hg  Hg3  2  0.2072  0.6843  0.7849  1.0
  Hg  Hg4  2  0.3566  0.6328  0.1573  1.0
  Pb  Pb5  1  0.0000  0.0000  0.0000  1.0
]