data_9016417
_publ_section_title
;
 The crystal stuctures of mercuric and mercurous iodides
 _cod_database_code 1011075
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2357
_journal_page_last               2367
_journal_paper_doi               10.1021/ja01409a003
_journal_volume                  49
_journal_year                    1927
_chemical_formula_sum            'Hg I'
_chemical_name_mineral           Moschelite
_space_group_IT_number           119
_symmetry_space_group_name_Hall  'I -4 -2'
_symmetry_space_group_name_H-M   'I -4 m 2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   4.92
_cell_length_b                   4.92
_cell_length_c                   11.64
_cell_volume                     281.762
_database_code_amcsd             0017973
_exptl_crystal_density_diffrn    7.720
_cod_original_cell_volume        281.763
_cod_database_code               9016417
loop_
_space_group_symop_operation_xyz
x,y,z
1/2+x,1/2+y,1/2+z
y,x,-z
1/2+y,1/2+x,1/2-z
y,-x,-z
1/2+y,1/2-x,1/2-z
x,-y,z
1/2+x,1/2-y,1/2+z
-x,-y,z
1/2-x,1/2-y,1/2+z
-y,-x,-z
1/2-y,1/2-x,1/2-z
-y,x,-z
1/2-y,1/2+x,1/2-z
-x,y,z
1/2-x,1/2+y,1/2+z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Hg1 0.00000 0.00000 0.11700
I1 0.00000 0.00000 0.35300
