# generated using pymatgen data_YbCu9Si4 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 8.03632505 _cell_length_b 8.03632506 _cell_length_c 8.03632475 _cell_angle_alpha 120.28443585 _cell_angle_beta 120.28443529 _cell_angle_gamma 89.50805078 _symmetry_Int_Tables_number 1 _chemical_formula_structural YbCu9Si4 _chemical_formula_sum 'Yb2 Cu18 Si8' _cell_volume 365.40033036 _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 Yb Yb0 1 0.25000000 0.25000000 0.00000000 1.0 Yb Yb1 1 0.75000000 0.75000000 0.00000000 1.0 Cu Cu2 1 0.93595373 0.20248593 0.13844067 1.0 Cu Cu3 1 0.20248593 0.06404627 0.26653220 1.0 Cu Cu4 1 0.79751407 0.93595373 0.73346780 1.0 Cu Cu5 1 0.43595373 0.29751407 0.73346780 1.0 Cu Cu6 1 0.06404627 0.79751407 0.86155933 1.0 Cu Cu7 1 0.80901714 0.05853224 0.50000000 1.0 Cu Cu8 1 0.55853224 0.30901714 0.50000000 1.0 Cu Cu9 1 0.19098286 0.94146776 0.50000000 1.0 Cu Cu10 1 0.44146776 0.69098286 0.50000000 1.0 Cu Cu11 1 0.94146776 0.44146776 0.75048290 1.0 Cu Cu12 1 0.69098286 0.19098286 0.24951710 1.0 Cu Cu13 1 0.05853224 0.55853224 0.24951710 1.0 Cu Cu14 1 0.70248593 0.43595373 0.13844067 1.0 Cu Cu15 1 0.56404627 0.70248593 0.26653220 1.0 Cu Cu16 1 0.50000000 0.00000000 0.50000000 1.0 Cu Cu17 1 0.00000000 0.50000000 0.50000000 1.0 Cu Cu18 1 0.30901714 0.80901714 0.75048290 1.0 Cu Cu19 1 0.29751407 0.56404627 0.86155933 1.0 Si Si20 1 0.79220188 0.29220188 0.85182087 1.0 Si Si21 1 0.55961900 0.05961900 0.85182087 1.0 Si Si22 1 0.05961900 0.20779812 0.50000000 1.0 Si Si23 1 0.29220188 0.44038100 0.50000000 1.0 Si Si24 1 0.94038100 0.79220188 0.50000000 1.0 Si Si25 1 0.44038100 0.94038100 0.14817913 1.0 Si Si26 1 0.20779812 0.70779812 0.14817913 1.0 Si Si27 1 0.70779812 0.55961900 0.50000000 1.0