data_global _chemical_name_mineral 'Olenite' loop_ _publ_author_name 'Bosi F' 'Lucchesi S' _journal_name_full 'European Journal of Mineralogy' _journal_volume 16 _journal_year 2004 _journal_page_first 335 _journal_page_last 344 _publ_section_title ; Crystal chemistry of the schorl-dravite series Note: Tourmaline TM84a ; _database_code_amcsd 0007046 _chemical_compound_source 'Cooma, New South Wales, Australia' _chemical_formula_sum 'Na.451 Ca.01 K.006 Al6.981 Fe1.365 Mg.612 Mn.054 Ti.027 Zn.012 V.003 Si5.952 B3 O30.963 F.038 H3.395' _cell_length_a 15.9391 _cell_length_b 15.9391 _cell_length_c 7.1515 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 1573.459 _exptl_crystal_density_diffrn 3.150 _symmetry_space_group_name_H-M 'R 3 m' 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' 'x,x-y,z' '2/3+x,1/3+x-y,1/3+z' '1/3+x,2/3+x-y,2/3+z' '-y,-x,z' '2/3-y,1/3-x,1/3+z' '1/3-y,2/3-x,2/3+z' '-x+y,y,z' '2/3-x+y,1/3+y,1/3+z' '1/3-x+y,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 NaX 0.00000 0.00000 0.22517 0.45100 CaX 0.00000 0.00000 0.22517 0.01000 KX 0.00000 0.00000 0.22517 0.00600 AlY 0.12367 0.06183 0.62959 0.51500 Fe2+Y 0.12367 0.06183 0.62959 0.39400 MgY 0.12367 0.06183 0.62959 0.05800 Mn2+Y 0.12367 0.06183 0.62959 0.01800 Ti4+Y 0.12367 0.06183 0.62959 0.00900 ZnY 0.12367 0.06183 0.62959 0.00400 Fe3+Y 0.12367 0.06183 0.62959 0.00100 V3+Y 0.12367 0.06183 0.62959 0.00100 AlZ 0.29792 0.26129 0.60957 0.89800 MgZ 0.29792 0.26129 0.60957 0.07300 Fe3+Z 0.29792 0.26129 0.60957 0.02400 Fe2+Z 0.29792 0.26129 0.60957 0.00600 SiT 0.19175 0.18972 0.00000 0.99200 AlT 0.19175 0.18972 0.00000 0.00800 B 0.11004 0.22008 0.45435 1.00000 O1W 0.00000 0.00000 0.77468 0.56800 O-H1W 0.00000 0.00000 0.77468 0.39500 F1W 0.00000 0.00000 0.77468 0.03800 O2 0.06154 0.12308 0.48978 1.00000 O-H3V 0.26455 0.13228 0.50891 1.00000 O4 0.09383 0.18766 0.06929 1.00000 O5 0.18736 0.09368 0.09217 1.00000 O6 0.19651 0.18590 0.77540 1.00000 O7 0.28545 0.28571 0.07782 1.00000 O8 0.20969 0.27054 0.43935 1.00000