data_ZnCuHg2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.55
_cell_length_b   5.55
_cell_length_c   5.55
_cell_angle_alpha   144.86
_cell_angle_beta   129.64
_cell_angle_gamma   62.89
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnCuHg2
_chemical_formula_sum   'Zn1 Cu1 Hg2'
_cell_volume   75.05
_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
  Zn  Zn3  1  0.0  0.36  0.01  1.0
  Cu  Cu0  1  0.0  0.0  0.1  1.0
  Hg  Hg1  1  0.0  0.36  0.71  1.0
  Hg  Hg2  1  0.0  0.0  0.39  1.0

data_ZnCuHg2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.35
_cell_length_b   4.73
_cell_length_c   5.55
_cell_angle_alpha   115.18
_cell_angle_beta   107.57
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnCuHg2
_chemical_formula_sum   'Zn1 Cu1 Hg2'
_cell_volume   75.05
_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
  Zn  Zn0  1  0.64  0.65  0.65  1.0
  Cu  Cu1  1  0.0  0.1  0.1  1.0
  Hg  Hg2  1  0.0  0.39  0.39  1.0
  Hg  Hg3  1  0.64  0.35  0.35  1.0

Zn Cu Hg Hg
Zn Cu Hg Hg 0 2 o o - 1 3 o o o 2 3 o o o 