data_[Cr1H2Ru2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cr  1.6600  1.4000  0.9400
  H  2.2000  0.2500  0.0000
  Ru  2.2000  1.3000  0.6610
]
_symmetry_space_group_name_H-M [P-3m1]
_cell_length_a [2.7350]
_cell_length_b [2.7350]
_cell_length_c [6.6899]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [164]
_chemical_formula_structural [Cr(HRu)2]
_chemical_formula_sum '[Cr1 H2 Ru2]'
_cell_volume [43.3374]
_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
[
  Cr  Cr0  1  0.0000  0.0000  0.0000  1
  H  H1  2  0.3333  0.6667  0.1489  1
  Ru  Ru2  2  0.3333  0.6667  0.6661  1
]