data_[Ca6Ag45Sn6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Ag  1.9300  1.6000  1.0867
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [9.8138]
_cell_length_b [9.8138]
_cell_length_c [14.2891]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ca2Ag15Sn2]
_chemical_formula_sum '[Ca6 Ag45 Sn6]'
_cell_volume [1191.8196]
_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
[
  Ca  Ca0  6  0.0000  0.0000  0.3500  1.0
  Ag  Ag1  18  0.0000  0.3227  0.0000  1.0
  Ag  Ag2  18  0.0053  0.5027  0.1602  1.0
  Ag  Ag3  9  0.0000  0.5000  0.5000  1.0
  Sn  Sn4  6  0.0000  0.0000  0.1016  1.0
]