data_[Al4Mo2Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Al  1.6100  1.2500  0.6750
  Mo  2.1600  1.4500  0.7750
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [5.8094]
_cell_length_b [7.8200]
_cell_length_c [2.8813]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Al2MoSe]
_chemical_formula_sum '[Al4 Mo2 Se2]'
_cell_volume [130.8944]
_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
[
  Al  Al0  4  0.2500  0.2500  0.0000  1
  Mo  Mo1  2  0.0000  0.0000  0.5000  1
  Se  Se2  2  0.0000  0.5000  0.5000  1
]