# generated using pymatgen data_Ac2MgNi2 _symmetry_space_group_name_H-M 'P 1' _cell_length_a 7.82115100 _cell_length_b 7.82115100 _cell_length_c 4.08526656 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Ac2MgNi2 _chemical_formula_sum 'Ac4 Mg2 Ni4' _cell_volume 249.89740150 _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 Ac Ac0 1 0.67575947 0.17575947 0.50000000 1.0 Ac Ac1 1 0.32424053 0.82424053 0.50000000 1.0 Ac Ac2 1 0.17575947 0.32424053 0.50000000 1.0 Ac Ac3 1 0.82424053 0.67575947 0.50000000 1.0 Mg Mg4 1 0.00000000 0.00000000 0.00000000 1.0 Mg Mg5 1 0.50000000 0.50000000 0.00000000 1.0 Ni Ni6 1 0.11508495 0.61508495 0.00000000 1.0 Ni Ni7 1 0.88491505 0.38491505 0.00000000 1.0 Ni Ni8 1 0.61508495 0.88491505 0.00000000 1.0 Ni Ni9 1 0.38491505 0.11508495 0.00000000 1.0