data_[Sr3Cu12As9O36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  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 [R32]
_cell_length_a [10.5888]
_cell_length_b [10.5888]
_cell_length_c [7.3606]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [155]
_chemical_formula_structural [SrCu4(AsO4)3]
_chemical_formula_sum '[Sr3 Cu12 As9 O36]'
_cell_volume [714.7197]
_cell_formula_units_Z [3]
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
[
  Sr  Sr0  3  0.0000  0.0000  0.0000  1
  Cu  Cu1  9  0.0000  0.3857  0.5000  1
  Cu  Cu2  3  0.0000  0.0000  0.5000  1
  As  As3  9  0.0000  0.5779  0.0000  1
  O  O4  18  0.0731  0.2150  0.2151  1
  O  O5  9  0.0000  0.5913  0.5000  1
  O  O6  9  0.0000  0.8182  0.5000  1
]