data_K2TcPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.64
_cell_length_b   6.64
_cell_length_c   6.64
_cell_angle_alpha   138.85
_cell_angle_beta   125.3
_cell_angle_gamma   70.68
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2TcPb
_chemical_formula_sum   'K2 Tc1 Pb1'
_cell_volume   154.44
_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
  K  K0  1  0.0  0.05  0.21  1.0
  K  K1  1  0.0  0.0  0.01  1.0
  Tc  Tc3  1  0.0  0.0  0.4  1.0
  Pb  Pb2  1  0.0  0.05  0.63  1.0

data_K2TcPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.67
_cell_length_b   6.1
_cell_length_c   6.64
_cell_angle_alpha   117.35
_cell_angle_beta   110.58
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2TcPb
_chemical_formula_sum   'K2 Tc1 Pb1'
_cell_volume   154.44
_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
  K  K0  1  0.0  0.01  0.01  1.0
  K  K1  1  0.95  0.15  0.15  1.0
  Tc  Tc2  1  0.0  0.4  0.4  1.0
  Pb  Pb3  1  0.95  0.58  0.58  1.0

K K Tc Pb