data_K2CuP
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.89
_cell_length_b   4.22
_cell_length_c   7.88
_cell_angle_alpha   90.0
_cell_angle_beta   101.37
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2CuP
_chemical_formula_sum   'K2 Cu1 P1'
_cell_volume   159.52
_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  0.09  0.0  0.14  1.0
  K  K2  1  0.96  0.11  0.62  1.0
  Cu  Cu0  1  0.42  0.11  0.61  1.0
  P  P3  1  0.53  0.0  0.23  1.0

data_K2CuP
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.22
_cell_length_b   4.89
_cell_length_c   7.88
_cell_angle_alpha   101.37
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2CuP
_chemical_formula_sum   'K2 Cu1 P1'
_cell_volume   159.52
_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  0.0  0.91  0.86  1.0
  K  K1  1  0.89  0.04  0.38  1.0
  Cu  Cu2  1  0.89  0.58  0.39  1.0
  P  P3  1  0.0  0.47  0.77  1.0

K K Cu P