data_global _chemical_name_mineral 'Chabazite-Na' loop_ _publ_author_name 'Mazzi F' 'Galli E' _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_volume 1983 _journal_year 1983 _journal_page_first 461 _journal_page_last 480 _publ_section_title ; The tetrahedral framework of chabazite Note: Occupancies invented to match formula and refinement Sample: C 4a, trigonal refinement ; _database_code_amcsd 0014781 _chemical_compound_source 'Richmond, Melbourne, Victoria, Australia' _chemical_formula_sum 'Na.84 Ca.581 K.269 (Si7.944 Al4.056) O24' _cell_length_a 9.4376 _cell_length_b 9.4376 _cell_length_c 9.4376 _cell_angle_alpha 94.137 _cell_angle_beta 94.137 _cell_angle_gamma 94.137 _cell_volume 833.685 _exptl_crystal_density_diffrn 1.533 _symmetry_space_group_name_H-M 'R -3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,-z,-y' '-z,-x,-y' 'y,x,z' 'y,z,x' '-z,-y,-x' '-x,-y,-z' 'x,z,y' 'z,x,y' '-y,-x,-z' '-y,-z,-x' 'z,y,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 NaX1 0.20890 0.20890 0.20890 0.15000 0.04939 CaX1 0.20890 0.20890 0.20890 0.11000 0.04939 KX1 0.20890 0.20890 0.20890 0.04000 0.04939 NaX2 0.57670 0.57670 0.21320 0.01500 0.05193 CaX2 0.57670 0.57670 0.21320 0.01100 0.05193 KX2 0.57670 0.57670 0.21320 0.01400 0.05193 NaX3 0.40300 0.40300 0.40300 0.12000 0.10005 CaX3 0.40300 0.40300 0.40300 0.08000 0.10005 KX3 0.40300 0.40300 0.40300 0.03000 0.10005 NaX4 0.50000 0.50000 0.00000 0.07000 0.12792 CaX4 0.50000 0.50000 0.00000 0.04500 0.12792 KX4 0.50000 0.50000 0.00000 0.01500 0.12792 Si 0.10338 0.33257 -0.12461 0.66200 0.01203 Al 0.10338 0.33257 -0.12461 0.33800 0.01203 O1 0.26500 -0.26500 0.00000 1.00000 0.03420 O2 0.15040 -0.15040 0.50000 1.00000 0.02913 O3 0.25220 0.25220 -0.10820 1.00000 0.03166 O4 0.02320 0.02320 0.31720 1.00000 0.03166 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 NaX1 0.05711 0.05711 0.05711 0.05443 0.05443 0.05443 CaX1 0.05711 0.05711 0.05711 0.05443 0.05443 0.05443 KX1 0.05711 0.05711 0.05711 0.05443 0.05443 0.05443 Si 0.01160 0.00848 0.01562 0.00223 0.00089 -0.00178 Al 0.01160 0.00848 0.01562 0.00223 0.00089 -0.00178 O1 0.03123 0.03123 0.03525 -0.00045 -0.00848 -0.00848 O2 0.03569 0.03569 0.01428 -0.00134 0.00357 0.00357 O3 0.02008 0.02008 0.05532 0.00714 0.00045 0.00045 O4 0.03079 0.03079 0.03569 0.01026 0.00848 0.00848