data_CrTcPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.09
_cell_length_b   6.09
_cell_length_c   6.09
_cell_angle_alpha   151.17
_cell_angle_beta   151.17
_cell_angle_gamma   41.23
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrTcPb
_chemical_formula_sum   'Cr1 Tc1 Pb1'
_cell_volume   52.43
_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
  Cr  Cr0  1  0.0  0.0  0.31  1.0
  Tc  Tc2  1  0.0  0.0  0.26  1.0
  Pb  Pb1  1  0.0  0.0  0.83  1.0

data_CrTcPb
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.29
_cell_length_b   4.29
_cell_length_c   6.09
_cell_angle_alpha   90.0
_cell_angle_beta   110.61
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   CrTcPb
_chemical_formula_sum   'Cr2 Tc2 Pb2'
_cell_volume   104.86
_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
  Cr  Cr0  2  0.31  0.0  0.31  1.0
  Tc  Tc1  2  0.26  0.0  0.26  1.0
  Pb  Pb2  2  0.33  0.5  0.83  1.0

Cr Tc Pb