data_9009250
_publ_section_title
;
 Chemistry and crystallography of the lillianite homologous series
 Part III. Crystal chemistry of lillianite homologues.  Related phases
 Locality: Rhodope Mountains, Bulgaria
;
_journal_name_full
'Neues Jahrbuch fur Mineralogie, Abhandlungen'
_journal_page_first              187
_journal_page_last               207
_journal_volume                  131
_journal_year                    1977
_chemical_formula_sum            'Bi2 Pb3 S6'
_chemical_name_mineral           Lillianite
_space_group_IT_number           63
_symmetry_space_group_name_Hall  '-B 2 2b'
_symmetry_space_group_name_H-M   'B b m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   13.58
_cell_length_b                   20.51
_cell_length_c                   4.09
_cell_volume                     1139.171
_exptl_crystal_density_diffrn    7.183
_[local]_cod_chemical_formula_sum_orig 'Pb3 Bi2 S6'
_cod_database_code               9009250
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
1/2+x,y,1/2+z
-x,1/2+y,z
1/2-x,1/2+y,1/2+z
x,1/2-y,-z
1/2+x,1/2-y,1/2-z
x,y,-z
1/2+x,y,1/2-z
-x,-y,z
1/2-x,-y,1/2+z
x,1/2-y,z
1/2+x,1/2-y,1/2+z
-x,1/2+y,-z
1/2-x,1/2+y,1/2-z
-x,-y,-z
1/2-x,-y,1/2-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
PbMe1 0.41800 0.14280 0.50000 0.03293
BiMe2 0.13780 0.04410 0.50000 0.02153
PbMe3 0.16320 0.25000 0.00000 0.02660
S1 0.27500 0.08700 0.00000 0.02280
S2 0.00000 0.00000 0.00000 0.02660
S3 0.31000 0.25000 0.50000 0.02406
S4 0.04300 0.17300 0.50000 0.02153
