data_[Pa16Si2Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pa  1.5000  1.8000  1.0400
  Si  1.9000  1.1000  0.5400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.0371]
_cell_length_b [5.0740]
_cell_length_c [6.0846]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.6158]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pa8SiOs2]
_chemical_formula_sum '[Pa16 Si2 Os4]'
_cell_volume [498.4740]
_cell_formula_units_Z [2]
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
[
  Pa  Pa0  4  0.0011  0.0000  0.2387  1
  Pa  Pa1  4  0.0987  0.5000  0.5116  1
  Pa  Pa2  4  0.1726  0.5000  0.0506  1
  Pa  Pa3  4  0.2075  0.0000  0.3236  1
  Si  Si4  2  0.0000  0.5000  0.0000  1
  Os  Os5  4  0.1588  0.0000  0.7490  1
]