data_global _chemical_name_mineral 'Clinoptilolite-Ca' loop_ _publ_author_name 'Armbruster T' _journal_name_full 'American Mineralogist' _journal_volume 78 _journal_year 1993 _journal_page_first 260 _journal_page_last 264 _publ_section_title ; Dehydration mechanism of clinoptilolite and heulandite: Single-crystal X-ray study of Na-poor, Ca-, K-, Mg-rich clinoptilolite at 100 K Sample Natural Data obtained from the ICSD ; _database_code_amcsd 0001547 _chemical_formula_sum '(Si14.52 Al3.48) O48.2 Na.96 Ca.784 Ba.16 K.28 Mg.36 H12.2' _cell_length_a 17.622 _cell_length_b 17.895 _cell_length_c 7.399 _cell_angle_alpha 90 _cell_angle_beta 116.45 _cell_angle_gamma 90 _cell_volume 2089.007 _exptl_crystal_density_diffrn 2.194 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-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 Si1 0.17930 0.16960 0.09770 0.80000 ? Al1 0.17930 0.16960 0.09770 0.20000 ? Si2 0.28610 0.08930 0.49790 0.70000 ? Al2 0.28610 0.08930 0.49790 0.30000 ? Si3 0.29370 0.30940 0.28560 0.83000 ? Al3 0.29370 0.30940 0.28560 0.17000 ? Si4 0.06480 0.30010 0.41240 0.84000 ? Al4 0.06480 0.30010 0.41240 0.16000 ? Si5 0.00000 0.21710 0.00000 0.92000 ? Al5 0.00000 0.21710 0.00000 0.08000 ? O1 0.30220 0.00000 0.54470 1.00000 ? O2 0.23010 0.12100 0.60970 1.00000 ? O3 0.18270 0.15460 -0.11500 1.00000 ? O4 0.23540 0.10460 0.25320 1.00000 ? O5 0.00000 0.32820 0.50000 1.00000 ? O6 0.08150 0.16270 0.06330 1.00000 ? O7 0.37640 0.26700 0.45200 1.00000 ? O8 0.00840 0.27040 0.18340 1.00000 0.05000 O9 0.21400 0.25250 0.18420 1.00000 0.10000 O10 0.11930 0.37230 0.40630 1.00000 ? Na 0.14220 0.00000 0.67460 0.48000 ? Ca 0.45840 0.00000 0.80110 0.39200 ? Ba 0.24800 0.50000 0.05500 0.08000 ? K 0.24800 0.50000 0.05500 0.14000 ? Mg 0.00000 0.00000 0.50000 0.36000 ? O-H11 0.71100 0.00000 0.97300 0.30000 ? O-H12 0.09600 0.00000 0.78400 1.00000 ? O-H13 0.41980 0.91890 0.03480 1.00000 ? O-H14 0.00000 0.50000 0.50000 1.00000 ? O-H15 -0.00700 0.10140 0.57300 0.41000 ? O-H16 0.04400 0.00000 0.08000 0.53000 ? O-H17 0.44000 0.46600 0.68600 0.30000 ? O-H18 0.10100 0.00000 0.11200 0.19000 ? O-H19 0.36300 0.00000 0.19200 0.16000 ? 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 Si1 0.00960 0.01490 0.01000 -0.00040 0.00470 0.00110 Al1 0.00960 0.01490 0.01000 -0.00040 0.00470 0.00110 Si2 0.01230 0.01010 0.01240 0.00050 0.00570 0.00020 Al2 0.01230 0.01010 0.01240 0.00050 0.00570 0.00020 Si3 0.01200 0.01350 0.00940 0.00020 0.00580 0.00030 Al3 0.01200 0.01350 0.00940 0.00020 0.00580 0.00030 Si4 0.01100 0.01430 0.01050 -0.00050 0.00510 0.00020 Al4 0.01100 0.01430 0.01050 -0.00050 0.00510 0.00020 Si5 0.00980 0.01430 0.01090 0.00000 0.00420 0.00000 Al5 0.00980 0.01430 0.01090 0.00000 0.00420 0.00000 O1 0.03000 0.01500 0.02300 0.00000 0.00900 0.00000 O2 0.03200 0.02700 0.03200 -0.00400 0.02200 -0.00800 O3 0.03900 0.02800 0.02200 -0.00400 0.02100 0.00000 O4 0.02400 0.02600 0.01900 0.00900 0.00500 0.00100 O5 0.03300 0.02900 0.03100 0.00000 0.02400 0.00000 O6 0.01500 0.02000 0.02700 -0.00100 0.00800 0.00100 O7 0.02900 0.03400 0.03000 0.01100 0.00500 0.01000 O8 0.02500 0.03200 0.02200 0.00100 0.00800 -0.01100 O9 0.01900 0.02100 0.03000 -0.00600 0.01300 -0.00800 O10 0.02200 0.02300 0.03200 -0.00700 0.01200 -0.00200 Na 0.03300 0.01400 0.03600 0.00000 0.01000 0.00000 Ca 0.02100 0.02600 0.04000 0.00000 0.00600 0.00000 Ba 0.09000 0.02000 0.07000 0.00000 0.06000 0.00000 K 0.09000 0.02000 0.07000 0.00000 0.06000 0.00000 Mg 0.02800 0.01500 0.06400 0.00000 0.00800 0.00000 O-H11 0.04000 0.11000 0.05000 0.00000 0.01000 0.00000 O-H12 0.14000 0.07300 0.92000 0.00000 -0.14000 0.00000 O-H13 0.07700 0.05300 0.07500 0.00600 0.01500 -0.00200 O-H14 0.07800 0.03800 0.13300 0.00000 0.04800 0.00000 O-H15 0.08000 0.09000 0.13000 0.00000 0.04000 0.00000 O-H16 0.43000 0.03000 0.80000 0.00000 0.57000 0.00000 O-H17 0.32000 0.24000 0.28000 -0.16000 0.06000 0.10000