data_TaCrTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.13
_cell_length_b   5.13
_cell_length_c   5.13
_cell_angle_alpha   144.88
_cell_angle_beta   144.88
_cell_angle_gamma   50.51
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TaCrTc
_chemical_formula_sum   'Ta1 Cr1 Tc1'
_cell_volume   44.4
_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
  Ta  Ta1  1  0.0  0.0  0.12  1.0
  Cr  Cr0  1  0.0  0.0  0.03  1.0
  Tc  Tc2  1  0.0  0.0  0.13  1.0

data_TaCrTc
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.38
_cell_length_b   4.38
_cell_length_c   5.13
_cell_angle_alpha   90.0
_cell_angle_beta   115.25
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   TaCrTc
_chemical_formula_sum   'Ta2 Cr2 Tc2'
_cell_volume   88.79
_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
  Ta  Ta0  2  0.0  0.0  0.88  1.0
  Cr  Cr1  2  0.0  0.0  0.97  1.0
  Tc  Tc2  2  0.0  0.0  0.87  1.0

Ta Cr Tc
Ta Cr Tc 0 2 o o o 0 1 o o o 1 2 o o o 