data_global _chemical_name_mineral 'Sazhinite-(Ce)' loop_ _publ_author_name 'Shumyatskaya N G' 'Voronkov A A' 'Pyatenko Y A' _journal_name_full 'Soviet Physics Crystallography' _journal_volume 25 _journal_year 1980 _journal_page_first 419 _journal_page_last 423 _publ_section_title ; Sazhinite, Na2Ce[Si6O14(OH)]*nH2O: a new representative of the dalyite family in crystal chemistry ; _database_code_amcsd 0015583 _chemical_formula_sum 'Ce2 Si12 Na4 O33 H8' _cell_length_a 7.50 _cell_length_b 15.62 _cell_length_c 7.35 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 861.052 _exptl_crystal_density_diffrn 2.401 _symmetry_space_group_name_H-M 'P m m 2' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,-y,z' '-x,y,z' '-x,-y,z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Ce1 0.00000 0.26000 0.00400 0.04496 Si1 0.28400 0.09400 0.76000 0.04167 Si2 0.29800 0.40200 0.29500 0.03648 Si3 0.00000 0.16400 0.49600 0.05560 Si4 0.00000 0.36500 0.59200 0.04737 Na1 0.50000 0.26100 0.00500 0.04889 Na2 0.22200 0.50000 0.87500 0.08701 O1 0.25700 0.00000 0.82300 0.04673 O2 0.24500 0.33500 0.13900 0.06561 O3 0.24100 0.17100 0.91600 0.04534 O4 0.19200 0.11400 0.56500 0.03242 O5 0.17100 0.39800 0.48700 0.07206 O6 0.25400 0.50000 0.23200 0.05003 O-H7 0.00000 0.18900 0.27600 0.05775 O8 0.00000 0.25900 0.60400 0.05788 O9 0.00000 0.39200 0.78900 0.08055 O10 0.50000 0.11300 0.68800 0.05636 O11 0.50000 0.40200 0.37700 0.06561 Wat12 0.50000 0.37300 0.76600 0.05345 Wat13 0.00000 0.00000 0.13800 0.12690