data_MgTi2Co
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.05
_cell_length_b   4.05
_cell_length_c   3.75
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MgTi2Co
_chemical_formula_sum   'Mg1 Ti2 Co1'
_cell_volume   61.63
_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
  Mg  Mg1  1  0.0  0.0  0.0  1.0
  Ti  Ti2  1  0.0  0.03  0.88  1.0
  Ti  Ti3  1  0.03  0.0  0.88  1.0
  Co  Co0  1  0.03  0.03  0.0  1.0

data_MgTi2Co
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.73
_cell_length_b   5.73
_cell_length_c   3.75
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   MgTi2Co
_chemical_formula_sum   'Mg2 Ti4 Co2'
_cell_volume   123.26
_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
  Mg  Mg0  2  0.0  0.0  0.0  1.0
  Ti  Ti1  4  0.01  0.01  0.88  1.0
  Co  Co2  2  0.03  0.0  -0.0  1.0

Mg Ti Ti Co
Mg Ti Ti Co 0 3 o o o 1 2 o o o 