data_[Mn4Cu8S12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Cu  1.9000  1.3500  0.8200
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [10.8815]
_cell_length_b [6.3890]
_cell_length_c [6.2709]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [MnCu2S3]
_chemical_formula_sum '[Mn4 Cu8 S12]'
_cell_volume [435.9675]
_cell_formula_units_Z [4]
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
[
  Mn  Mn0  4  0.0000  0.1643  0.9459  1
  Cu  Cu1  8  0.1684  0.3358  0.4357  1
  S  S2  8  0.1639  0.3321  0.0723  1
  S  S3  4  0.0000  0.1683  0.5800  1
]