# generated using pymatgen data_Er4SiBr6 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.99084945 _cell_length_b 13.02135186 _cell_length_c 13.76140054 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Er4SiBr6 _chemical_formula_sum 'Er8 Si2 Br12' _cell_volume 715.12844794 _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 Er Er0 1 0.50000000 0.11838988 0.34128686 1.0 Er Er1 1 0.50000000 0.88161012 0.65871314 1.0 Er Er2 1 0.50000000 0.61838988 0.15871314 1.0 Er Er3 1 0.50000000 0.38161012 0.84128686 1.0 Er Er4 1 0.00000000 0.11744829 0.57846882 1.0 Er Er5 1 0.00000000 0.88255171 0.42153118 1.0 Er Er6 1 0.00000000 0.61744829 0.92153118 1.0 Er Er7 1 0.00000000 0.38255171 0.07846882 1.0 Si Si8 1 0.50000000 0.00000000 0.50000000 1.0 Si Si9 1 0.50000000 0.50000000 0.00000000 1.0 Br Br10 1 0.50000000 0.24611836 0.16432658 1.0 Br Br11 1 0.50000000 0.75388164 0.83567342 1.0 Br Br12 1 0.50000000 0.74611836 0.33567342 1.0 Br Br13 1 0.50000000 0.25388164 0.66432658 1.0 Br Br14 1 0.00000000 0.25639053 0.41099044 1.0 Br Br15 1 0.00000000 0.74360947 0.58900956 1.0 Br Br16 1 0.00000000 0.75639053 0.08900956 1.0 Br Br17 1 0.00000000 0.24360947 0.91099044 1.0 Br Br18 1 0.00000000 0.00278156 0.24117516 1.0 Br Br19 1 0.00000000 0.99721844 0.75882484 1.0 Br Br20 1 0.00000000 0.50278156 0.25882484 1.0 Br Br21 1 0.00000000 0.49721844 0.74117516 1.0