data_global _chemical_name_mineral 'Analcime' loop_ _publ_author_name 'Yokomori Y' 'Idaka S' _journal_name_full 'Microporous and Mesoporous Materials' _journal_volume 21 _journal_year 1998 _journal_page_first 365 _journal_page_last 370 _publ_section_title ; The crystal structure of analcime ; _database_code_amcsd 0014403 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Na1.862 (Al2 Si4) O13.667 H3.333' _cell_length_a 11.909 _cell_length_b 11.909 _cell_length_c 11.909 _cell_angle_alpha 109.51 _cell_angle_beta 109.51 _cell_angle_gamma 109.51 _cell_volume 1298.312 _exptl_crystal_density_diffrn 2.206 _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 Na1 0.62500 0.87510 0.75020 0.63500 0.03787 Na2 0.62510 0.24990 0.87510 0.60600 0.03610 Al1 0.71272 0.42528 0.46262 0.33333 0.01418 Si1 0.71272 0.42528 0.46262 0.66667 0.01418 Al2 0.74995 0.28724 0.21274 0.33333 0.01418 Si2 0.74995 0.28724 0.21274 0.66667 0.01418 Al3 0.78713 0.03707 0.07435 0.33333 0.01418 Si3 0.78713 0.03707 0.07435 0.66667 0.01418 Al4 0.53716 0.74983 0.96266 0.33333 0.01406 Si4 0.53716 0.74983 0.96266 0.66667 0.01406 O1 0.67600 0.52950 0.41430 1.00000 0.03192 O2 0.85410 0.52960 0.61500 1.00000 0.03128 O3 0.73910 0.32390 0.35350 1.00000 0.03065 O4 0.76080 0.14600 0.17540 1.00000 0.03217 O5 0.61500 0.26090 0.08530 1.00000 0.03027 O6 0.64650 0.88500 -0.03000 1.00000 0.03116 O7 0.91490 0.02960 0.17590 1.00000 0.03141 O8 0.58550 0.76180 0.11560 1.00000 0.03242 Wat1 0.75000 0.75000 0.75000 0.33333 0.08524 Wat2 0.49930 -0.00030 0.74970 1.00000 0.08612