data_[Mg2Np2Ag2Te6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Np  1.3600  1.7500  1.0000
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [8.4056]
_cell_length_b [4.2368]
_cell_length_c [9.6496]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.5292]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [MgNpAgTe3]
_chemical_formula_sum '[Mg2 Np2 Ag2 Te6]'
_cell_volume [335.4641]
_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
[
  Mg  Mg0  2  0.3380  0.2500  0.8367  1
  Np  Np1  2  0.1847  0.7500  0.2520  1
  Ag  Ag2  2  0.0850  0.7500  0.5846  1
  Te  Te3  2  0.0896  0.7500  0.8762  1
  Te  Te4  2  0.2816  0.2500  0.5110  1
  Te  Te5  2  0.4154  0.2500  0.1467  1
]