data_global _chemical_name_mineral 'Hingganite-(Ce)' loop_ _publ_author_name 'Lulu X M' 'Zhi-Zhong P' _journal_name_full 'Geochemistry' _journal_volume 5 _journal_year 1986 _journal_page_first 280 _journal_page_last 285 _publ_section_title ; Crystal structure of xinganite ; _database_code_amcsd 0012659 _chemical_compound_source 'Daxinganling, China' _chemical_formula_sum 'Ce.92 Be.96 Si.98 O5 H' _cell_length_a 4.7681 _cell_length_b 7.6757 _cell_length_c 9.9301 _cell_angle_alpha 90 _cell_angle_beta 90.171 _cell_angle_gamma 90 _cell_volume 363.425 _exptl_crystal_density_diffrn 4.498 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-z' '-x,-y,-z' 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 Ce 0.00100 0.11080 0.33120 0.92000 ? Be 0.44690 0.41470 0.33530 0.96000 ? Si 0.51520 0.27420 0.08060 0.98000 ? O1 0.75920 0.41250 0.03600 1.00000 ? O2 0.32680 0.28780 0.45170 1.00000 ? O3 0.30840 0.35030 0.19370 1.00000 ? O4 0.68360 0.10800 0.14780 1.00000 ? O-h5 0.78790 0.41280 0.32960 1.00000 ? H 0.80330 0.48170 0.43150 1.00000 0.05870 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Ce 0.00540 0.01260 0.01340 0.00050 0.00580 0.00140 Be 0.00010 0.00010 0.00630 0.00170 0.01360 0.00170 Si 0.00940 0.00860 0.01580 0.00190 0.00730 0.00180 O1 0.01380 0.01740 0.02240 0.00230 0.01110 0.00540 O2 0.00750 0.01740 0.02310 0.00400 0.01160 0.00360 O3 0.00620 0.01120 0.02210 0.02210 -0.01400 0.00120 O4 0.01890 0.00740 0.02000 0.00020 0.01090 -0.00010 O-h5 0.00340 0.02510 0.02030 -0.00760 0.00670 0.00960