data_global _chemical_name_mineral 'Shirozulite' loop_ _publ_author_name 'Ishida K' 'Hawthorne F C' 'Hirowatari F' _journal_name_full 'American Mineralogist' _journal_volume 89 _journal_year 2004 _journal_page_first 232 _journal_page_last 238 _publ_section_title ; Shirozulite, KMn3(Si3Al)O10(OH)2, a new manganese-dominant trioctahedral mica: Description and crystal structure Note: Displacement factors for O1, O2 and O4 have been altered. ; _database_code_amcsd 0003404 _chemical_formula_sum '(K.91 Ba.09) Mn1.53 Ti.03 Al1.74 Fe.21 Mg.93 Si2.56 O11.98 F.02 H1.98' _cell_length_a 5.3791 _cell_length_b 9.319 _cell_length_c 10.2918 _cell_angle_alpha 90 _cell_angle_beta 100.186 _cell_angle_gamma 90 _cell_volume 507.774 _exptl_crystal_density_diffrn 3.144 _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 K 0.00000 0.00000 0.00000 0.91000 0.03190 Ba 0.00000 0.00000 0.00000 0.09000 0.03190 Mn1 0.00000 0.50000 0.50000 0.51000 0.01130 Ti1 0.00000 0.50000 0.50000 0.01000 0.01130 Al1 0.00000 0.50000 0.50000 0.10000 0.01130 Fe1 0.00000 0.50000 0.50000 0.07000 0.01130 Mg1 0.00000 0.50000 0.50000 0.31000 0.01130 Mn2 0.00000 0.83113 0.50000 0.51000 0.01170 Ti2 0.00000 0.83113 0.50000 0.01000 0.01170 Al2 0.00000 0.83113 0.50000 0.10000 0.01170 Fe2 0.00000 0.83113 0.50000 0.07000 0.01170 Mg2 0.00000 0.83113 0.50000 0.31000 0.01170 Si 0.57540 0.16685 0.22491 0.64000 0.01260 Al 0.57540 0.16685 0.22491 0.36000 0.01260 O1 0.82650 0.22880 0.16810 1.00000 0.02180 O2 0.51410 0.00000 0.16780 1.00000 0.02130 O3 0.63030 0.16750 0.38850 1.00000 0.01630 O-h4 0.12830 0.00000 0.39490 0.99000 0.01910 F4 0.12830 0.00000 0.39490 0.01000 0.01910 H 0.10500 0.00000 0.29820 0.99000 0.01000 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 K 0.03350 0.02730 0.03440 0.00000 0.00480 0.00000 Ba 0.03350 0.02730 0.03440 0.00000 0.00480 0.00000 Mn1 0.00820 0.00380 0.02220 0.00000 0.00340 0.00000 Ti1 0.00820 0.00380 0.02220 0.00000 0.00340 0.00000 Al1 0.00820 0.00380 0.02220 0.00000 0.00340 0.00000 Fe1 0.00820 0.00380 0.02220 0.00000 0.00340 0.00000 Mg1 0.00820 0.00380 0.02220 0.00000 0.00340 0.00000 Mn2 0.00790 0.00490 0.02220 0.00000 0.00270 0.00000 Ti2 0.00790 0.00490 0.02220 0.00000 0.00270 0.00000 Al2 0.00790 0.00490 0.02220 0.00000 0.00270 0.00000 Fe2 0.00790 0.00490 0.02220 0.00000 0.00270 0.00000 Mg2 0.00790 0.00490 0.02220 0.00000 0.00270 0.00000 Si 0.01080 0.00630 0.02070 0.00000 0.00280 -0.00030 Al 0.01080 0.00630 0.02070 0.00000 0.00280 -0.00030 O1 0.01780 0.01860 0.03000 -0.00650 0.00620 -0.00310 O2 0.02500 0.00900 0.02800 0.00000 -0.00080 0.00000 O3 0.01610 0.01050 0.02190 0.00040 0.00190 0.00060 O-h4 0.01800 0.01900 0.02000 0.00000 0.00200 0.00000 F4 0.01800 0.01900 0.02000 0.00000 0.00200 0.00000