# generated using pymatgen
data_Cu4As2O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.51290900
_cell_length_b   8.32979400
_cell_length_c   14.08438600
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu4As2O9
_chemical_formula_sum   'Cu16 As8 O36'
_cell_volume   764.09470530
_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
  Cu  Cu0  1  0.25000000  0.36505700  0.05038700  1.0
  Cu  Cu1  1  0.75000000  0.63494300  0.94961300  1.0
  Cu  Cu2  1  0.25000000  0.86505700  0.44961300  1.0
  Cu  Cu3  1  0.75000000  0.13494300  0.55038700  1.0
  Cu  Cu4  1  0.50723300  0.35297300  0.84514900  1.0
  Cu  Cu5  1  0.00723300  0.64702700  0.15485100  1.0
  Cu  Cu6  1  0.99276700  0.85297300  0.65485100  1.0
  Cu  Cu7  1  0.49276700  0.14702700  0.34514900  1.0
  Cu  Cu8  1  0.49276700  0.64702700  0.15485100  1.0
  Cu  Cu9  1  0.99276700  0.35297300  0.84514900  1.0
  Cu  Cu10  1  0.00723300  0.14702700  0.34514900  1.0
  Cu  Cu11  1  0.50723300  0.85297300  0.65485100  1.0
  Cu  Cu12  1  0.25000000  0.57358300  0.58675800  1.0
  Cu  Cu13  1  0.75000000  0.42641700  0.41324200  1.0
  Cu  Cu14  1  0.25000000  0.07358300  0.91324200  1.0
  Cu  Cu15  1  0.75000000  0.92641700  0.08675800  1.0
  As  As16  1  0.25000000  0.50042800  0.34352800  1.0
  As  As17  1  0.75000000  0.49957200  0.65647200  1.0
  As  As18  1  0.25000000  0.00042800  0.15647200  1.0
  As  As19  1  0.75000000  0.99957200  0.84352800  1.0
  As  As20  1  0.25000000  0.15577200  0.59044600  1.0
  As  As21  1  0.75000000  0.84422800  0.40955400  1.0
  As  As22  1  0.25000000  0.65577200  0.90955400  1.0
  As  As23  1  0.75000000  0.34422800  0.09044700  1.0
  O  O24  1  0.25000000  0.35396100  0.61585600  1.0
  O  O25  1  0.75000000  0.64603900  0.38414400  1.0
  O  O26  1  0.25000000  0.85396100  0.88414400  1.0
  O  O27  1  0.75000000  0.14603900  0.11585600  1.0
  O  O28  1  0.25000000  0.31065800  0.90837400  1.0
  O  O29  1  0.75000000  0.68934200  0.09162600  1.0
  O  O30  1  0.25000000  0.81065800  0.59162600  1.0
  O  O31  1  0.75000000  0.18934200  0.40837400  1.0
  O  O32  1  0.53332900  0.62007500  0.64793500  1.0
  O  O33  1  0.03332900  0.37992500  0.35206500  1.0
  O  O34  1  0.96667100  0.12007500  0.85206500  1.0
  O  O35  1  0.46667100  0.87992500  0.14793500  1.0
  O  O36  1  0.46667100  0.37992500  0.35206500  1.0
  O  O37  1  0.96667100  0.62007500  0.64793500  1.0
  O  O38  1  0.25000000  0.63033500  0.43908700  1.0
  O  O39  1  0.03332900  0.87992500  0.14793500  1.0
  O  O40  1  0.47499200  0.58169000  0.85805300  1.0
  O  O41  1  0.97499200  0.41831000  0.14194700  1.0
  O  O42  1  0.02500800  0.08169000  0.64194700  1.0
  O  O43  1  0.52500800  0.91831000  0.35805300  1.0
  O  O44  1  0.52500800  0.41831000  0.14194700  1.0
  O  O45  1  0.02500800  0.58169000  0.85805300  1.0
  O  O46  1  0.97499200  0.91831000  0.35805300  1.0
  O  O47  1  0.47499200  0.08169000  0.64194700  1.0
  O  O48  1  0.75000000  0.88514300  0.73863200  1.0
  O  O49  1  0.25000000  0.11485700  0.26136800  1.0
  O  O50  1  0.75000000  0.38514300  0.76136800  1.0
  O  O51  1  0.25000000  0.61485700  0.23863200  1.0
  O  O52  1  0.75000000  0.89961400  0.52867900  1.0
  O  O53  1  0.25000000  0.10038600  0.47132100  1.0
  O  O54  1  0.75000000  0.39961400  0.97132100  1.0
  O  O55  1  0.25000000  0.60038600  0.02867900  1.0
  O  O56  1  0.75000000  0.86966500  0.93908700  1.0
  O  O57  1  0.25000000  0.13033500  0.06091300  1.0
  O  O58  1  0.75000000  0.36966500  0.56091300  1.0
  O  O59  1  0.53332900  0.12007500  0.85206500  1.0