data_1510237
_publ_section_title
;
 Kristallstruktur von Ni Mg2, Cu Mg2 und Au Mg3
;
_journal_name_full               'Zeitschrift fuer Metallkunde'
_journal_page_first              321
_journal_page_last               325
_journal_volume                  42
_journal_year                    1951
_chemical_formula_sum            'Au Mg3'
_chemical_name_systematic        'Au Mg3'
_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            2
_cell_length_a                   4.64
_cell_length_b                   4.64
_cell_length_c                   8.46
_cell_volume                     157.738
_citation_journal_id_ASTM        ZEMTAE
_[local]_cod_data_source_file    gold_298.cif
_[local]_cod_data_source_block   Au1Mg3
_[local]_cod_chemical_formula_sum_orig 'Au1 Mg3'
_cod_original_cell_volume        157.7382
_cod_database_code               1510237
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
Mg2 Mg 0.3333 0.6667 0.583 1 0.0
Au1 Au 0 0 0.25 1 0.0
Mg1 Mg 0.3333 0.6667 0.25 1 0.0
