data_[Np2Sc4Hg2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Np  1.3600  1.7500  1.0000
  Sc  1.3600  1.6000  0.8850
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.1300]
_cell_length_b [6.8097]
_cell_length_c [6.7816]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.3765]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [NpSc2HgO8]
_chemical_formula_sum '[Np2 Sc4 Hg2 O16]'
_cell_volume [328.3056]
_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
[
  Sc  Sc0  4  0.0170  0.5000  0.2616  1
  Np  Np1  2  0.0000  0.0000  0.0000  1
  Hg  Hg2  2  0.0000  0.0000  0.5000  1
  O  O3  4  0.0000  0.2965  0.0000  1
  O  O4  4  0.0000  0.3178  0.5000  1
  O  O5  4  0.1909  0.0000  0.7651  1
  O  O6  4  0.2111  0.0000  0.1915  1
]