data_MgHgIr2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.86
_cell_length_b   4.64
_cell_length_c   5.07
_cell_angle_alpha   90.0
_cell_angle_beta   91.77
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgHgIr2
_chemical_formula_sum   'Mg1 Hg1 Ir2'
_cell_volume   67.2
_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
  Mg  Mg3  1  0.0  0.0  0.0  1.0
  Hg  Hg0  1  0.35  0.0  0.53  1.0
  Ir  Ir1  1  0.61  0.32  0.94  1.0
  Ir  Ir2  1  0.09  0.32  0.13  1.0

data_MgHgIr2
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.86
_cell_length_b   4.64
_cell_length_c   5.07
_cell_angle_alpha   90.0
_cell_angle_beta   91.77
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgHgIr2
_chemical_formula_sum   'Mg1 Hg1 Ir2'
_cell_volume   67.2
_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
  Mg  Mg0  1  0.0  0.0  0.0  1.0
  Hg  Hg1  1  0.35  0.0  0.53  1.0
  Ir  Ir2  1  0.09  0.32  0.13  1.0
  Ir  Ir3  1  0.61  0.32  0.94  1.0

Mg Hg Ir Ir