data_global _chemical_name_mineral 'Rinkite' loop_ _publ_author_name 'Camara F' 'Sokolova E' 'Hawthorne F C' _journal_name_full 'Mineralogical Magazine' _journal_volume 75 _journal_year 2011 _journal_page_first 2755 _journal_page_last 2774 _publ_section_title ; From structure topology to chemical composition. XII. Titanium silicates: the crystal chemistry of rinkite, Na2Ca4REETi(Si2O7)2OF3 Note: sample 3471 ; _database_code_amcsd 0018565 _chemical_compound_source 'Takhtarvumchorr Mt., Khibiny, Kola, Russia' _chemical_formula_sum 'Ca3.78 Gd.02 Sm.02 Nd.18 Pr.04 Ce.36 La.12 Y.06 Sr.24 Ba.02 (Ti.85 Nb.14 Zr.01) Na2.04 Mn.02 Si4 O15.02 F2.98' _cell_length_a 7.424 _cell_length_b 5.7083 _cell_length_c 18.941 _cell_angle_alpha 90 _cell_angle_beta 101.424 _cell_angle_gamma 90 _cell_volume 786.787 _exptl_crystal_density_diffrn 3.366 _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 CaMH 0.09346 0.66259 0.19128 0.69000 0.02050 GdMH 0.09346 0.66259 0.19128 0.01000 0.02050 SmMH 0.09346 0.66259 0.19128 0.01000 0.02050 NdMH 0.09346 0.66259 0.19128 0.06000 0.02050 PrMH 0.09346 0.66259 0.19128 0.01000 0.02050 CeMH 0.09346 0.66259 0.19128 0.12000 0.02050 LaMH 0.09346 0.66259 0.19128 0.04000 0.02050 YMH 0.09346 0.66259 0.19128 0.02000 0.02050 CaAP 0.59697 0.66591 0.19049 0.74000 0.02230 SrAP 0.59697 0.66591 0.19049 0.12000 0.02230 BaAP 0.59697 0.66591 0.19049 0.01000 0.02230 NdAP 0.59697 0.66591 0.19049 0.03000 0.02230 PrAP 0.59697 0.66591 0.19049 0.01000 0.02230 CeAP 0.59697 0.66591 0.19049 0.06000 0.02230 LaAP 0.59697 0.66591 0.19049 0.02000 0.02230 YAP 0.59697 0.66591 0.19049 0.01000 0.02230 TiMO(1) 0.00000 0.00000 0.00000 0.85000 0.02690 NbMO(1) 0.00000 0.00000 0.00000 0.14000 0.02690 ZrMO(1) 0.00000 0.00000 0.00000 0.01000 0.02690 NaMO(2) 0.50000 0.00000 0.00000 1.00000 0.02290 NaMO(3).75492 0.00000 0.50090 0.00095 0.52000 0.03880 CaMO(3).75492 0.00000 0.50090 0.00095 0.46000 0.03880 MnMO(3).75492 0.00000 0.50090 0.00095 0.01000 0.03880 Si(1) 0.35087 0.15600 0.13998 1.00000 0.01750 Si(2) 0.78416 0.15540 0.13773 1.00000 0.01740 O(1) 0.21800 0.14960 0.06081 1.00000 0.03110 O(2) 0.83130 0.14020 0.05808 1.00000 0.02910 O(3) 0.33760 0.39770 0.18270 1.00000 0.03170 O(4) 0.84310 0.39950 0.17790 1.00000 0.03780 O(5) 0.33360 0.93490 0.19092 1.00000 0.02920 O(6) 0.85590 0.93840 0.19034 1.00000 0.02900 O(7) 0.55790 0.14030 0.12090 1.00000 0.03780 OXOM 0.03130 0.70410 0.06004 0.51000 0.03540 FXOM 0.03130 0.70410 0.06004 0.49000 0.03540 FXOA 0.52960 0.65750 0.06120 1.00000 0.04690