data_9004258 _chemical_name 'Vesuvianite' loop_ _publ_author_name 'Groat L A' 'Hawthorne F C' 'Ercit T S' _journal_name_full "The Canadian Mineralogist" _journal_volume 30 _journal_year 1992 _journal_page_first 1065 _journal_page_last 1075 _publ_section_title ; The role of fluorine in vesuvianite: A crystal-structure study Sample: V4 ; _chemical_formula_sum 'Si9 Ca10 (Al6 Mg.72 Fe1.04 Ti.16 Mn.08) O38.36 F1.64 H.08 _cell_length_a 15.563 _cell_length_b 15.563 _cell_length_c 11.806 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 2859.495 _symmetry_space_group_name_H-M 'P 4/n n c' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '-y,-x,1/2+z' 'y,x,1/2-z' '1/2+y,-x,-z' '1/2-y,x,z' '1/2+x,-y,1/2+z' '1/2-x,y,1/2-z' '1/2+x,1/2+y,-z' '1/2-x,1/2-y,z' '1/2+y,1/2+x,1/2+z' '1/2-y,1/2-x,1/2-z' '-y,1/2+x,-z' 'y,1/2-x,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_Uiso_or_equiv SiZ1 0.75000 0.25000 0.00000 1.00000 ? SiZ2 -0.18110 0.04051 0.87127 1.00000 ? SiZ3 -0.08262 -0.15057 0.36466 1.00000 ? CaX1 0.75000 0.25000 0.25000 1.00000 ? CaX2 -0.18893 0.04375 0.37951 1.00000 ? CaX3 -0.10040 -0.17965 0.88627 1.00000 ? CaX4 0.75000 0.75000 0.14025 1.00000 ? AlY1A 0.75000 0.75000 0.07080 0.75000 0.00630 MgY1A 0.75000 0.75000 0.07080 0.09000 0.00630 FeY1A 0.75000 0.75000 0.07080 0.13000 0.00630 TiY1A 0.75000 0.75000 0.07080 0.02000 0.00630 MnY1A 0.75000 0.75000 0.07080 0.01000 0.00630 AlY1B 0.75000 0.75000 0.03920 0.75000 0.00630 MgY1B 0.75000 0.75000 0.03920 0.09000 0.00630 FeY1B 0.75000 0.75000 0.03920 0.13000 0.00630 TiY1B 0.75000 0.75000 0.03920 0.02000 0.00630 MnY1B 0.75000 0.75000 0.03920 0.01000 0.00630 AlY2 0.00000 0.00000 0.00000 0.75000 ? MgY2 0.00000 0.00000 0.00000 0.09000 ? FeY2 0.00000 0.00000 0.00000 0.13000 ? TiY2 0.00000 0.00000 0.00000 0.02000 ? MnY2 0.00000 0.00000 0.00000 0.01000 ? AlY3 -0.11277 0.12102 0.12651 0.75000 ? MgY3 -0.11277 0.12102 0.12651 0.09000 ? FeY3 -0.11277 0.12102 0.12651 0.13000 ? TiY3 -0.11277 0.12102 0.12651 0.02000 ? MnY3 -0.11277 0.12102 0.12651 0.01000 ? O1 -0.21990 0.17274 0.08566 1.00000 ? O2 -0.11682 0.15984 0.27887 1.00000 ? O3 -0.04919 0.22171 0.07559 1.00000 ? O4 -0.06179 0.10600 0.47040 1.00000 ? O5 -0.16981 0.01553 0.17865 1.00000 ? O6 0.88244 -0.27133 0.05923 1.00000 ? O7 0.05604 0.17422 0.32198 1.00000 ? O8 -0.06064 -0.09015 0.06641 1.00000 ? O9 -0.14393 -0.14393 0.25000 1.00000 ? O10A 0.75000 0.75000 0.85070 1.00000 0.01520 O10B 0.75000 0.75000 0.88120 1.00000 0.01520 O-H -0.00418 0.06230 0.13570 0.59000 ? F -0.00418 0.06230 0.13570 0.41000 ?