data_global _chemical_name_mineral 'Ominelite' loop_ _publ_author_name 'Hiroi Y' 'Grew E S' 'Motoyoshi Y' 'Peacor D R' 'Rouse R C' 'Matsubara S' 'Yokoyama K' 'Miyawaki R' 'McGee J J' 'Su S-C' 'Hokada T' 'Furukawa N' 'Shibasaki H' _journal_name_full 'American Mineralogist' _journal_volume 87 _journal_year 2002 _journal_page_first 160 _journal_page_last 170 _publ_section_title ; Ominelite, (Fe,Mg)Al3BSiO9 (Fe2+ analogue of grandidierite), a new mineral from porphyritic granite in Japan ; _database_code_amcsd 0002752 _chemical_formula_sum 'Al3 Fe Si B O9' _cell_length_a 10.343 _cell_length_b 11.095 _cell_length_c 5.7601 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 661.004 _exptl_crystal_density_diffrn 3.212 _symmetry_space_group_name_H-M 'P b n m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,y,1/2-z' '-x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '1/2-x,1/2+y,1/2-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Al1 0.00000 0.00000 0.00000 Al2 0.50000 0.00000 0.00000 Al3 0.22671 0.44837 0.25000 Fe 0.09578 0.21909 0.25000 Si 0.43503 0.26359 0.25000 B 0.25100 0.00030 0.75000 O1 0.27750 0.29100 0.25000 O2 0.11740 0.01930 0.25000 O3 0.12100 0.99570 0.75000 O4 0.47420 0.12170 0.25000 O5 0.54630 0.09630 0.75000 O6 0.99337 0.16972 0.97610 O7 0.18077 0.50115 0.95480 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 Al1 0.00480 0.00560 0.00380 0.00030 -0.00010 0.00000 Al2 0.00410 0.00740 0.00410 -0.00030 0.00000 0.00090 Al3 0.00390 0.00610 0.00380 -0.00030 0.00000 0.00000 Fe 0.00840 0.00620 0.00650 -0.00174 0.00000 0.00000 Si 0.00560 0.00450 0.00500 -0.00010 0.00000 0.00000 B 0.00520 0.00720 0.00410 0.00030 0.00000 0.00000 O1 0.00520 0.00700 0.01230 0.00110 0.00000 0.00000 O2 0.00540 0.00690 0.00470 0.00040 0.00000 0.00000 O3 0.00440 0.01060 0.00570 -0.00020 0.00000 0.00000 O4 0.00910 0.00540 0.00620 0.00110 0.00000 0.00000 O5 0.00610 0.00520 0.00530 0.00000 0.00000 0.00000 O6 0.01090 0.00620 0.00630 -0.00030 -0.00220 0.00020 O7 0.00480 0.01290 0.00470 0.00020 0.00000 0.00070