data_9000004
_publ_section_title
;
 The crystal structures of some metallic sulfides
 Locality: unknown
;
_journal_name_full               'American Mineralogist'
_journal_page_first              281
_journal_page_last               304
_journal_volume                  10
_journal_year                    1925
_chemical_formula_sum            'Hg S'
_chemical_name_mineral           Cinnabar
_space_group_IT_number           154
_symmetry_space_group_name_Hall  'P 32 2"'
_symmetry_space_group_name_H-M   'P 32 2 1'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   4.15
_cell_length_b                   4.15
_cell_length_c                   9.51
_cell_volume                     141.843
_exptl_crystal_density_diffrn    8.171
_cod_database_code               9000004
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
y,x,-z
-y,x-y,2/3+z
-x,-x+y,2/3-z
-x+y,-x,1/3+z
x-y,-y,1/3-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Hg 0.33333 0.33333 0.00000
S 0.33333 0.33333 0.50000
