data_4000517 _journal_name_full 'Chemistry of Materials' _journal_year 2005 _chemical_name_common 'Thallium Gold Phosphorus Selenide' _chemical_formula_sum 'Au P Se3 Tl' _chemical_formula_weight 669.20 _symmetry_cell_setting Monoclinic _symmetry_space_group_name_H-M 'C 2/m' loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y, -z' 'x+1/2, y+1/2, z' '-x+1/2, y+1/2, -z' '-x, -y, -z' 'x, -y, z' '-x+1/2, -y+1/2, -z' 'x+1/2, -y+1/2, z' _cell_length_a 12.164(2) _cell_length_b 7.1230(14) _cell_length_c 8.2703(17) _cell_angle_alpha 90.00 _cell_angle_beta 120.178(3) _cell_angle_gamma 90.00 _cell_volume 619.5(2) _cell_formula_units_Z 4 _cell_measurement_temperature 175(5) _exptl_crystal_density_diffrn 7.175 _diffrn_ambient_temperature 175(5) loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Tl1 Tl 0.28499(5) 0.0000 0.23229(7) 0.01792(16) Uani 1 2 d S . . Au1 Au 0.0000 0.23860(6) 0.0000 0.00921(14) Uani 1 2 d S . . P1 P 0.0303(3) 0.0000 0.6516(4) 0.0048(5) Uani 1 2 d S . . Se1 Se 0.23550(10) 0.0000 0.81289(17) 0.0110(2) Uani 1 2 d S . . Se2 Se 0.06389(8) 0.25692(11) 0.32729(12) 0.0110(2) Uani 1 1 d . . .