# generated using pymatgen data_Er2BeNiSe _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.85126772 _cell_length_b 3.85126864 _cell_length_c 14.86580231 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 120.00000060 _symmetry_Int_Tables_number 1 _chemical_formula_structural Er2BeNiSe _chemical_formula_sum 'Er4 Be2 Ni2 Se2' _cell_volume 190.95300849 _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 0.33333300 0.66666700 0.37217857 1.0 Er Er1 1 0.66666700 0.33333300 0.62782143 1.0 Er Er2 1 0.66666700 0.33333300 0.87217857 1.0 Er Er3 1 0.33333300 0.66666700 0.12782143 1.0 Be Be4 1 0.33333300 0.66666700 0.75000000 1.0 Be Be5 1 0.66666700 0.33333300 0.25000000 1.0 Ni Ni6 1 0.00000000 0.00000000 0.25000000 1.0 Ni Ni7 1 0.00000000 0.00000000 0.75000000 1.0 Se Se8 1 0.00000000 0.00000000 0.50000000 1.0 Se Se9 1 0.00000000 0.00000000 0.00000000 1.0