data_1510514
_publ_section_title
;
 Crystal structures of the phases Sr3 Ag2, Ca5 Au3, Sr7 Au3 and Sr7 Ag3
;
_journal_name_full               'Revue de Chimie Minerale'
_journal_page_first              273
_journal_page_last               281
_journal_volume                  21
_journal_year                    1984
_chemical_formula_sum            'Au3 Sr7'
_chemical_name_systematic        'Au3 Sr7'
_space_group_IT_number           186
_symmetry_space_group_name_Hall  'P 6c -2c'
_symmetry_space_group_name_H-M   'P 63 m c'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            2
_cell_length_a                   11.07
_cell_length_b                   11.07
_cell_length_c                   7.161
_cell_volume                     759.975
_citation_journal_id_ASTM        RVCMA8
_[local]_cod_data_source_file    gold_613.cif
_[local]_cod_data_source_block   Au3Sr7
_cod_original_cell_volume        759.9753
_cod_database_code               1510514
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
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
Sr2 Sr 0.1253 0.8747 0.25 1 0.0
Au1 Au 0.8117 0.1883 0.331 1 0.0
Sr3 Sr 0.5426 0.4574 0.066 1 0.0
Sr1 Sr 0.3333 0.6667 0.045 1 0.0
