data_global _chemical_name_mineral 'Senaite' loop_ _publ_author_name 'Grey I E' 'Lloyd D J' _journal_name_full 'Acta Crystallographica, Section B' _journal_volume 32 _journal_year 1976 _journal_page_first 1509 _journal_page_last 1513 _publ_section_title ; The crystal structure of senaite ; _database_code_amcsd 0009559 _chemical_compound_source 'Diamantina region, Brazil' _chemical_formula_sum 'Pb.83 Ti13.66 Fe6.34 Mn O38' _cell_length_a 9.172 _cell_length_b 9.172 _cell_length_c 9.172 _cell_angle_alpha 69.020 _cell_angle_beta 69.020 _cell_angle_gamma 69.020 _cell_volume 648.885 _exptl_crystal_density_diffrn 4.716 _symmetry_space_group_name_H-M 'R -3' loop_ _space_group_symop_operation_xyz 'x,y,z' '-z,-x,-y' 'y,z,x' '-x,-y,-z' 'z,x,y' '-y,-z,-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv PbM0 0.00000 0.00000 0.00000 0.83000 0.02698 TiM3 0.34860 0.01900 0.12630 0.27670 0.00545 FeM3 0.34860 0.01900 0.12630 0.72330 0.00545 TiM4 0.30760 0.14940 0.71840 1.00000 0.00785 TiM5 0.47370 0.64120 0.08400 1.00000 0.00735 FeM2 0.31010 0.31010 0.31010 1.00000 0.00671 MnM1 0.50000 0.50000 0.50000 1.00000 0.00595 O1 0.30130 0.37710 0.62800 1.00000 0.00899 O2 0.14920 0.94130 0.23940 1.00000 0.00811 O3 0.91760 0.30300 0.45900 1.00000 0.01330 O4 0.14260 0.99090 0.51270 1.00000 0.01279 O5 0.39330 0.13390 0.48740 1.00000 0.02115 O6 0.70910 0.07180 0.24530 1.00000 0.01077 O7 0.21340 0.21340 0.21340 1.00000 0.02001