data_TcSnHg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.15
_cell_length_b   7.09
_cell_length_c   3.07
_cell_angle_alpha   78.57
_cell_angle_beta   76.53
_cell_angle_gamma   24.89
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TcSnHg
_chemical_formula_sum   'Tc1 Sn1 Hg1'
_cell_volume   63.68
_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
  Tc  Tc2  1  0.08  0.26  0.49  1.0
  Sn  Sn1  1  0.08  0.26  0.37  1.0
  Hg  Hg0  1  0.08  0.26  0.27  1.0

data_TcSnHg
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.15
_cell_length_b   13.56
_cell_length_c   3.07
_cell_angle_alpha   90.0
_cell_angle_beta   132.58
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   TcSnHg
_chemical_formula_sum   'Tc2 Sn2 Hg2'
_cell_volume   127.36
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Tc  Tc0  2  0.26  0.0  0.43  1.0
  Sn  Sn1  2  0.26  0.0  0.56  1.0
  Hg  Hg2  2  0.26  0.0  0.66  1.0

Tc Sn Hg