data_YCo2As
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.83
_cell_length_b   3.98
_cell_length_c   4.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YCo2As
_chemical_formula_sum   'Y1 Co2 As1'
_cell_volume   73.16
_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  Y3  1  0.0  0.99  0.4  1.0
  Co  Co1  1  0.91  0.0  0.29  1.0
  Co  Co2  1  0.91  0.0  0.52  1.0
  As  As0  1  0.0  0.0  0.0  1.0

data_YCo2As
_symmetry_space_group_name_H-M   Pm
_cell_length_a   3.83
_cell_length_b   3.98
_cell_length_c   4.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   YCo2As
_chemical_formula_sum   'Y1 Co2 As1'
_cell_volume   73.16
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '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  Y0  1  0.0  0.5  0.4  1.0
  Co  Co1  1  0.91  0.5  0.29  1.0
  Co  Co2  1  0.91  0.5  0.52  1.0
  As  As3  1  0.0  0.5  0.0  1.0

Y Co Co As