data_K2YFe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.24
_cell_length_b   7.85
_cell_length_c   6.31
_cell_angle_alpha   90.0
_cell_angle_beta   98.87
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2YFe
_chemical_formula_sum   'K2 Y1 Fe1'
_cell_volume   207.46
_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
  K  K1  1  0.3  0.93  0.89  1.0
  K  K2  1  0.96  0.93  0.35  1.0
  Y  Y3  1  0.63  0.0  0.12  1.0
  Fe  Fe0  1  0.0  0.0  0.0  1.0

data_K2YFe
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.24
_cell_length_b   6.31
_cell_length_c   7.85
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   98.87
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2YFe
_chemical_formula_sum   'K2 Y1 Fe1'
_cell_volume   207.46
_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
  K  K0  1  0.04  0.65  0.07  1.0
  K  K1  1  0.7  0.11  0.07  1.0
  Y  Y2  1  0.37  0.88  0.0  1.0
  Fe  Fe3  1  0.0  0.0  0.0  1.0

K K Y Fe