# generated using pymatgen data_Cu5(Si2O7)2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 5.71809000 _cell_length_b 7.64469977 _cell_length_c 7.72680031 _cell_angle_alpha 114.39629798 _cell_angle_beta 88.19573907 _cell_angle_gamma 109.70877267 _symmetry_Int_Tables_number 1 _chemical_formula_structural Cu5(Si2O7)2 _chemical_formula_sum 'Cu5 Si4 O14' _cell_volume 287.28522260 _cell_formula_units_Z 1 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 0.91435600 0.60627900 0.18470500 1.0 Cu Cu1 1 0.31512900 0.42610700 0.28007600 1.0 Cu Cu2 1 0.68487100 0.57389300 0.71992400 1.0 Cu Cu3 1 0.08564400 0.39372100 0.81529500 1.0 Cu Cu4 1 0.00000000 0.00000000 0.00000000 1.0 Si Si5 1 0.48802600 0.23748300 0.85463500 1.0 Si Si6 1 0.80299700 0.21307600 0.41339400 1.0 Si Si7 1 0.19700300 0.78692400 0.58660600 1.0 Si Si8 1 0.51197400 0.76251700 0.14536500 1.0 O O9 1 0.30797200 0.22430700 0.02493400 1.0 O O10 1 0.43652900 0.00078500 0.70821400 1.0 O O11 1 0.58996700 0.62895800 0.24386200 1.0 O O12 1 0.99857000 0.78547600 0.75128600 1.0 O O13 1 0.09072900 0.81195400 0.41017100 1.0 O O14 1 0.90927100 0.18804600 0.58982900 1.0 O O15 1 0.78406600 0.36537100 0.94734400 1.0 O O16 1 0.56347100 0.99921500 0.29178600 1.0 O O17 1 0.28910000 0.59099700 0.53085700 1.0 O O18 1 0.00143000 0.21452400 0.24871400 1.0 O O19 1 0.71090000 0.40900300 0.46914300 1.0 O O20 1 0.41003300 0.37104200 0.75613800 1.0 O O21 1 0.69202800 0.77569300 0.97506600 1.0 O O22 1 0.21593400 0.63462900 0.05265600 1.0