data_2018869
_publ_section_title
;
 Potassium digold. K Au2
;
_journal_name_full               'Acta Crystallographica C (39,1983-)'
_journal_page_first              1485
_journal_page_last               1486
_journal_volume                  44
_journal_year                    1988
_chemical_formula_sum            'Au2 K'
_chemical_name_systematic        'Au2 K'
_space_group_IT_number           194
_symmetry_space_group_name_Hall  '-P 6c 2c'
_symmetry_space_group_name_H-M   'P 63/m m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            4
_cell_length_a                   5.623
_cell_length_b                   5.623
_cell_length_c                   9.791
_cell_volume                     268.098
_citation_journal_id_ASTM        ACSCEE
_[local]_cod_data_source_file    gold_528.cif
_[local]_cod_data_source_block   Au2K1
_[local]_cod_chemical_formula_sum_orig 'Au2 K1'
_cod_original_cell_volume        268.0982
_cod_database_code               2018869
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
x-y,x,z+1/2
-y,x-y,z
-x,-y,z+1/2
-x+y,-x,z
y,-x+y,z+1/2
-y,-x,-z+1/2
x-y,-y,-z
x,x-y,-z+1/2
y,x,-z
-x+y,y,-z+1/2
-x,-x+y,-z
-x,-y,-z
-x+y,-x,-z-1/2
y,-x+y,-z
x,y,-z-1/2
x-y,x,-z
-y,x-y,-z-1/2
y,x,z-1/2
-x+y,y,z
-x,-x+y,z-1/2
-y,-x,z
x-y,-y,z-1/2
x,x-y,z
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Au2 Au 0.167 0.334 0.25 1 0.0
Au1 Au 0 0 0 1 0.0
K1 K 0.3333 0.6667 0.939 1 0.0
