data_Na2SrTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.0
_cell_length_b   5.9
_cell_length_c   5.76
_cell_angle_alpha   90.0
_cell_angle_beta   92.35
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SrTc
_chemical_formula_sum   'Na2 Sr1 Tc1'
_cell_volume   101.88
_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
  Na  Na0  1  0.18  0.95  0.62  1.0
  Na  Na1  1  0.58  0.95  0.13  1.0
  Sr  Sr2  1  0.0  0.0  0.0  1.0
  Tc  Tc3  1  0.38  0.0  0.88  1.0

data_Na2SrTc
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.0
_cell_length_b   5.76
_cell_length_c   5.9
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   92.35
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SrTc
_chemical_formula_sum   'Na2 Sr1 Tc1'
_cell_volume   101.88
_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
  Na  Na0  1  0.42  0.87  0.05  1.0
  Na  Na1  1  0.82  0.38  0.05  1.0
  Sr  Sr2  1  0.0  0.0  0.0  1.0
  Tc  Tc3  1  0.62  0.12  0.0  1.0

Na Na Sr Tc
Na Na Sr Tc 0 3 o + o 1 3 o + - 1 2 + + o 2 3 o o - 