data_[Na56Cu32As40O160]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Cu  1.9000  1.3500  0.8200
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.9453]
_cell_length_b [15.6029]
_cell_length_c [30.6888]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.6662]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Na7Cu4(AsO4)5]
_chemical_formula_sum '[Na56 Cu32 As40 O160]'
_cell_volume [3800.3553]
_cell_formula_units_Z [8]
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
[
  Na  Na0  8  0.0259  0.4894  0.4457  1
  Na  Na1  8  0.0299  0.9740  0.1840  1
  Na  Na2  8  0.0437  0.7636  0.5665  1
  Na  Na3  8  0.0505  0.4680  0.3272  1
  Na  Na4  8  0.2152  0.3903  0.7375  1
  Na  Na5  8  0.2246  0.1233  0.4827  1
  Na  Na6  8  0.2366  0.1339  0.8752  1
  Cu  Cu7  8  0.0449  0.2444  0.6776  1
  Cu  Cu8  8  0.0457  0.2896  0.9296  1
  Cu  Cu9  8  0.0476  0.0220  0.0763  1
  Cu  Cu10  8  0.0662  0.2508  0.3133  1
  As  As11  8  0.2180  0.1138  0.9841  1
  As  As12  8  0.2214  0.8460  0.0901  1
  As  As13  8  0.2396  0.3997  0.6257  1
  As  As14  8  0.2451  0.3586  0.2354  1
  As  As15  8  0.2498  0.1355  0.1571  1
  O  O16  8  0.0564  0.3937  0.5937  1
  O  O17  8  0.0664  0.3486  0.2012  1
  O  O18  8  0.0715  0.3630  0.8073  1
  O  O19  8  0.0734  0.3471  0.3902  1
  O  O20  8  0.0750  0.3900  0.9962  1
  O  O21  8  0.0758  0.1507  0.6301  1
  O  O22  8  0.0780  0.1151  0.0246  1
  O  O23  8  0.0841  0.1517  0.1912  1
  O  O24  8  0.0851  0.1162  0.4040  1
  O  O25  8  0.0919  0.1544  0.7994  1
  O  O26  8  0.1835  0.2408  0.5550  1
  O  O27  8  0.1929  0.0270  0.9486  1
  O  O28  8  0.1956  0.9354  0.0559  1
  O  O29  8  0.2009  0.2045  0.9516  1
  O  O30  8  0.2199  0.0349  0.1347  1
  O  O31  8  0.2294  0.2862  0.8814  1
  O  O32  8  0.2408  0.3104  0.6609  1
  O  O33  8  0.2436  0.4906  0.6559  1
  O  O34  8  0.2457  0.0423  0.7413  1
  O  O35  8  0.2488  0.2239  0.7270  1
]