data_[K2Mn4Cr4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mn  1.5500  1.4000  0.6483
  Cr  1.6600  1.4000  0.9400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.4816]
_cell_length_b [6.0731]
_cell_length_c [8.4316]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.2857]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KMn2Cr2O10]
_chemical_formula_sum '[K2 Mn4 Cr4 O20]'
_cell_volume [449.2510]
_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
[
  K  K0  2  0.0000  0.5000  0.5000  1.0
  Mn  Mn1  4  0.2500  0.2500  0.0000  1.0
  Cr  Cr2  4  0.0640  0.0000  0.2554  1.0
  O  O3  8  0.0480  0.2244  0.7888  1.0
  O  O4  4  0.1733  0.0000  0.4564  1.0
  O  O5  4  0.1738  0.0000  0.1333  1.0
  O  O6  4  0.1815  0.5000  0.0753  1.0
]