data_global _chemical_name_mineral 'Clinometaborite' loop_ _publ_author_name 'Demartin F' 'Gramaccioli C M' 'Campostrini I' _journal_name_full 'The Canadian Mineralogist' _journal_volume 49 _journal_year 2011 _journal_page_first 1273 _journal_page_last 1279 _publ_section_title ; Clinometaborite, natural beta-metaboric acid, from La Fossa Crater, Vulcano, Aeolian Islands, Italy ; _database_code_amcsd 0018577 _chemical_compound_source 'La Fossa Crater, Vulcano, Aeolian Islands, Italy' _chemical_formula_sum 'B O2 H' _cell_length_a 7.127 _cell_length_b 8.842 _cell_length_c 6.773 _cell_angle_alpha 90 _cell_angle_beta 93.21 _cell_angle_gamma 90 _cell_volume 426.144 _exptl_crystal_density_diffrn 2.049 _symmetry_space_group_name_H-M 'P 1 21/a 1' loop_ _space_group_symop_operation_xyz 'x,y,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 _atom_site_U_iso_or_equiv B1 0.23416 -0.04313 0.83071 0.01490 B2 0.26124 0.21091 0.97679 0.01420 B3 0.40077 0.16241 0.67183 0.01460 O1 0.21653 0.06075 0.99463 0.01480 O2 0.35331 0.26191 0.81577 0.01930 O3 0.35674 0.01313 0.68317 0.01740 O4 0.28810 -0.19372 0.87931 0.01780 O5 0.03355 -0.04735 0.72342 0.01840 O6 0.49777 0.21595 0.51815 0.02020 H1 0.01200 -0.13000 0.65000 0.05400 H2 -0.06800 -0.04800 0.80900 0.06800 H3 0.53400 0.13600 0.44300 0.03500 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 B1 0.02210 0.01060 0.01280 0.00040 0.00780 0.00120 B2 0.01900 0.01220 0.01170 0.00000 0.00400 0.00000 B3 0.02080 0.01160 0.01190 0.00000 0.00460 0.00110 O1 0.02420 0.00840 0.01260 -0.00210 0.00680 -0.00180 O2 0.03220 0.01100 0.01590 -0.00400 0.01180 -0.00210 O3 0.02790 0.01000 0.01550 -0.00090 0.01200 0.00060 O4 0.02990 0.00910 0.01510 0.00250 0.00910 0.00150 O5 0.02290 0.01570 0.01690 -0.00100 0.00480 -0.00370 O6 0.03310 0.01150 0.01720 0.00050 0.01310 0.00240