data_ZnCr2Si
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.49
_cell_length_b   4.49
_cell_length_c   4.48
_cell_angle_alpha   98.06
_cell_angle_beta   98.06
_cell_angle_gamma   33.66
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnCr2Si
_chemical_formula_sum   'Zn1 Cr2 Si1'
_cell_volume   49.53
_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
  Zn  Zn3  1  0.29  0.0  0.09  1.0
  Cr  Cr0  1  0.94  0.0  0.42  1.0
  Cr  Cr1  1  0.62  0.0  0.31  1.0
  Si  Si2  1  0.0  0.0  0.25  1.0

data_ZnCr2Si
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.6
_cell_length_b   4.48
_cell_length_c   4.49
_cell_angle_alpha   98.06
_cell_angle_beta   106.83
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnCr2Si
_chemical_formula_sum   'Zn1 Cr2 Si1'
_cell_volume   49.53
_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
  Zn  Zn0  1  0.0  0.09  0.29  1.0
  Cr  Cr1  1  0.0  0.31  0.62  1.0
  Cr  Cr2  1  0.0  0.42  0.94  1.0
  Si  Si3  1  0.0  0.25  0.0  1.0

Zn Cr Cr Si