data_global _chemical_name_mineral 'Analcime' loop_ _publ_author_name 'Likhachieva A Y' 'Rashchenko S V' 'Seryotkin Y V' _journal_name_full 'Mineralogical Magazine' _journal_volume 76 _journal_year 2012 _journal_page_first 129 _journal_page_last 142 _publ_section_title ; The deformation mechanism of a pressure-induced phase transition in dehydrated analcime Note: dehydrated, P = 0.9 GPa ; _database_code_amcsd 0019000 _chemical_compound_source 'Nidym River, East Siberia, Russia' _chemical_formula_sum 'Na7.69 (Al8 Si16) O48.56 H1.12' _cell_length_a 18.468 _cell_length_b 18.468 _cell_length_c 11.601 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 3426.619 _exptl_crystal_density_diffrn 2.355 _symmetry_space_group_name_H-M 'R 3' loop_ _space_group_symop_operation_xyz 'x,y,z' '2/3+x,1/3+y,1/3+z' '1/3+x,2/3+y,2/3+z' '-y,x-y,z' '2/3-y,1/3+x-y,1/3+z' '1/3-y,2/3+x-y,2/3+z' '-x+y,-x,z' '2/3-x+y,1/3-x,1/3+z' '1/3-x+y,2/3-x,2/3+z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Na11 0.11900 0.11400 0.75400 0.27000 Na2 0.00000 0.00000 0.35900 1.00000 Na3 0.92890 0.19000 0.18800 0.97000 Na4 0.32600 0.36300 0.51800 0.99000 Al1 0.17880 0.07860 0.54500 0.33333 Si1 0.17880 0.07860 0.54500 0.66667 Al2 0.33260 0.19210 0.40850 0.33333 Si2 0.33260 0.19210 0.40850 0.66667 Al3 0.49270 0.22080 0.28430 0.33333 Si3 0.49270 0.22080 0.28430 0.66667 Al4 0.45170 0.12800 0.08280 0.33333 Si4 0.45170 0.12800 0.08280 0.66667 Al5 -0.17960 -0.07300 -0.53090 0.33333 Si5 -0.17960 -0.07300 -0.53090 0.66667 Al6 -0.34050 -0.20220 -0.41990 0.33333 Si6 -0.34050 -0.20220 -0.41990 0.66667 Al7 -0.48900 -0.21420 -0.30980 0.33333 Si7 -0.48900 -0.21420 -0.30980 0.66667 Al8 -0.46670 -0.12870 -0.08340 0.33333 Si8 -0.46670 -0.12870 -0.08340 0.66667 O1 0.15190 0.14840 0.55680 1.00000 O2 0.18700 0.05320 0.67340 1.00000 O3 0.25760 0.10530 0.46460 1.00000 O4 0.40160 0.16500 0.35560 1.00000 O5 0.29060 0.22820 0.31670 1.00000 O6 0.46840 0.20580 0.15230 1.00000 O7 0.56830 0.21080 0.32750 1.00000 O8 0.44560 0.06300 0.17620 1.00000 O9 -0.12010 -0.11300 -0.51130 1.00000 O10 -0.17370 -0.05280 -0.66420 1.00000 O11 -0.27940 -0.13280 -0.51230 1.00000 O12 -0.39060 -0.17230 -0.33640 1.00000 O13 -0.28990 -0.23570 -0.34270 1.00000 O14 -0.50170 -0.21180 -0.17010 1.00000 O15 -0.52640 -0.16670 -0.37470 1.00000 O16 -0.46310 -0.04930 -0.15200 1.00000 Wat1 0.00000 0.00000 0.82500 0.56000