data_[Mg24Sn10Hg4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Sn  1.9600  1.4500  0.8300
  Hg  2.0000  1.5000  1.2450
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.3837]
_cell_length_b [6.3749]
_cell_length_c [9.8244]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.1415]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Mg12Sn5Hg2]
_chemical_formula_sum '[Mg24 Sn10 Hg4]'
_cell_volume [995.0069]
_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  8  0.1621  0.2489  0.5929  1
  Mg  Mg1  8  0.1854  0.2472  0.1013  1
  Mg  Mg2  4  0.0049  0.5000  0.3450  1
  Mg  Mg3  4  0.0815  0.0000  0.2688  1
  Sn  Sn4  4  0.1588  0.5000  0.8472  1
  Sn  Sn5  4  0.1808  0.5000  0.3482  1
  Sn  Sn6  2  0.0000  0.0000  0.5000  1
  Hg  Hg7  4  0.0000  0.2499  0.0000  1
]