data_YCoSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.97
_cell_length_b   3.97
_cell_length_c   3.95
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YCoSi
_chemical_formula_sum   'Y1 Co1 Si1'
_cell_volume   54.04
_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
  Y  Y2  1  0.99  0.15  0.98  1.0
  Co  Co0  1  1.0  0.29  0.0  1.0
  Si  Si1  1  0.0  0.0  0.0  1.0

data_YCoSi
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.97
_cell_length_b   6.88
_cell_length_c   3.95
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   YCoSi
_chemical_formula_sum   'Y2 Co2 Si2'
_cell_volume   108.09
_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
  Y  Y0  2  0.16  0.0  0.98  1.0
  Co  Co1  2  0.3  0.0  0.0  1.0
  Si  Si2  2  0.01  0.0  0.0  1.0

Y Co Si