data_CrTc2Pb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.99
_cell_length_b   2.99
_cell_length_c   7.88
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   91.13
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrTc2Pb
_chemical_formula_sum   'Cr1 Tc2 Pb1'
_cell_volume   70.6
_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  0.29  1.0
  Tc  Tc2  1  0.0  0.0  0.52  1.0
  Tc  Tc3  1  0.1  0.0  0.01  1.0
  Pb  Pb1  1  0.1  0.0  0.89  1.0

data_CrTc2Pb
_symmetry_space_group_name_H-M   Pm
_cell_length_a   2.99
_cell_length_b   2.99
_cell_length_c   7.88
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   CrTc2Pb
_chemical_formula_sum   'Cr1 Tc2 Pb1'
_cell_volume   70.62
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '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  0.29  1.0
  Tc  Tc1  1  0.0  0.0  0.52  1.0
  Tc  Tc2  1  0.1  0.0  0.01  1.0
  Pb  Pb3  1  0.1  0.0  0.89  1.0

Cr Tc Tc Pb