data_[Sr8Ni2Ag1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ni  1.9100  1.3500  0.7400
  Ag  1.9300  1.6000  1.0867
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [9.5016]
_cell_length_b [9.5016]
_cell_length_c [6.4021]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Sr8Ni2Ag]
_chemical_formula_sum '[Sr8 Ni2 Ag1]'
_cell_volume [500.5502]
_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
[
  Sr  Sr0  6  0.1649  0.3299  0.7475  1
  Sr  Sr1  2  0.3333  0.6667  0.2479  1
  Ni  Ni2  2  0.3333  0.6667  0.7493  1
  Ag  Ag3  1  0.0000  0.0000  0.0000  1
]