data_[Y4Pa2Si2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Pa  1.5000  1.8000  1.0400
  Si  1.9000  1.1000  0.5400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [6.9149]
_cell_length_b [7.0563]
_cell_length_c [6.6065]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Y2PaSiO8]
_chemical_formula_sum '[Y4 Pa2 Si2 O16]'
_cell_volume [322.3553]
_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
[
  Y  Y0  4  0.0000  0.5000  0.2327  1
  Pa  Pa1  2  0.0000  0.0000  0.5000  1
  Si  Si2  2  0.0000  0.0000  0.0000  1
  O  O3  8  0.0000  0.1755  0.2115  1
  O  O4  4  0.1977  0.5000  0.5000  1
  O  O5  4  0.2437  0.5000  0.0000  1
]