data_[Mg2Cu3P3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Cu  1.9000  1.3500  0.8200
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [3.9911]
_cell_length_b [19.8789]
_cell_length_c [4.8380]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.4066]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [Mg2(CuP)3]
_chemical_formula_sum '[Mg2 Cu3 P3]'
_cell_volume [376.2644]
_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
[
  Mg  Mg0  2  0.8450  0.0916  0.2131  1
  Cu  Cu1  2  0.4496  0.0749  0.6186  1
  Cu  Cu2  1  0.9949  0.0000  0.7896  1
  P  P3  2  0.9793  0.1227  0.7424  1
  P  P4  1  0.3744  0.0000  0.2431  1
]