# generated using pymatgen data_Er2ZnAs2O _symmetry_space_group_name_H-M 'P 1' _cell_length_a 3.28275200 _cell_length_b 3.28275200 _cell_length_c 14.69667000 _cell_angle_alpha 90.00000000 _cell_angle_beta 90.00000000 _cell_angle_gamma 90.00000000 _symmetry_Int_Tables_number 1 _chemical_formula_structural Er2ZnAs2O _chemical_formula_sum 'Er2 Zn1 As2 O1' _cell_volume 158.37808658 _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 Er Er0 1 0.50000000 0.50000000 0.63508600 1.0 Er Er1 1 0.50000000 0.50000000 0.36491400 1.0 Zn Zn2 1 0.50000000 0.50000000 0.00000000 1.0 As As3 1 0.50000000 0.50000000 0.15978300 1.0 As As4 1 0.50000000 0.50000000 0.84021700 1.0 O O5 1 0.50000000 0.50000000 0.50000000 1.0