data_[Sr6Cu18Ni3Rh3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cu  1.9000  1.3500  0.8200
  Ni  1.9100  1.3500  0.7400
  Rh  2.2800  1.3500  0.7450
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [6.4036]
_cell_length_b [6.4036]
_cell_length_c [15.4623]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Sr2Cu6NiRh]
_chemical_formula_sum '[Sr6 Cu18 Ni3 Rh3]'
_cell_volume [549.1006]
_cell_formula_units_Z [3]
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
[
  Sr  Sr0  6  0.0000  0.0000  0.3117  1.0
  Cu  Cu1  18  0.0403  0.8007  0.1308  1.0
  Ni  Ni2  3  0.0000  0.0000  0.0000  1.0
  Rh  Rh3  3  -0.0000  0.0000  0.5000  1.0
]