data_global _chemical_name_mineral 'Behoite' loop_ _publ_author_name 'Stahl R' 'Jung C' 'Lutz H D' 'Kockelmann W' 'Jacobs H' _journal_name_full 'Zeitschrift fur Anorganische und Allgemeine Chemie' _journal_volume 624 _journal_year 1998 _journal_page_first 1130 _journal_page_last 1136 _publ_section_title ; Kristallstrukturen und Wasserstoffbruckenbindungen bei beta-Be(OH)2 und epsilon-Zn(OH)2 Note: X-ray single-crystal ; _database_code_amcsd 0018269 _chemical_formula_sum 'Be O2 H2' _cell_length_a 4.530 _cell_length_b 4.621 _cell_length_c 7.048 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 147.537 _exptl_crystal_density_diffrn 1.937 _symmetry_space_group_name_H-M 'P 21 21 21' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,1/2+y,1/2-z' '1/2+x,1/2-y,-z' '1/2-x,-y,1/2+z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Be 0.03040 0.70870 0.62680 0.00811 O1 0.19210 0.10670 0.04280 0.01026 O2 0.15690 0.42140 0.73130 0.00912 H1 0.32000 0.06000 0.55200 0.01393 H2 0.32000 0.44000 0.78000 0.01393 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 Be 0.01100 0.00500 0.00800 0.00000 0.00100 0.00000 O1 0.00940 0.00630 0.01520 0.00100 0.00380 0.00140 O2 0.00630 0.00680 0.01440 0.00010 0.00030 0.00270