data_global _chemical_name_mineral 'Jarandolite' loop_ _publ_author_name 'Yamnova N A' 'Egorov-Tismenko Y K' 'Malinko S V' 'Pushcharovskii D Y' 'Dorokhova G I' _journal_name_full 'Crystallography Reports' _journal_volume 39 _journal_year 1994 _journal_page_first 991 _journal_page_last 993 _publ_section_title ; Crystal structure of a new natural calcium hydroborate Ca[B3O4(OH)3] ; _database_code_amcsd 0012346 _chemical_compound_source 'Belgrade, Serbia, Yugoslavia' _chemical_formula_sum 'Ca B3 O7 H3' _cell_length_a 8.386 _cell_length_b 8.142 _cell_length_c 7.249 _cell_angle_alpha 90 _cell_angle_beta 98.33 _cell_angle_gamma 90 _cell_volume 489.731 _exptl_crystal_density_diffrn 2.543 _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 Ca 0.88831 0.20828 0.07616 0.00861 B1 0.66810 0.03900 0.31100 0.00709 B2 0.11320 0.14800 0.77940 0.00785 B3 0.21690 0.19180 0.48530 0.00798 O-h1 0.61830 0.22300 0.92460 0.00912 O2 0.25460 0.04470 0.83170 0.00811 O3 0.74060 0.20730 0.33940 0.00975 O-h4 0.49440 0.05550 0.24520 0.00887 O-h5 0.96400 0.04630 0.79630 0.01127 O6 0.10500 0.22440 0.59800 0.01102 O7 0.30730 0.05050 0.50920 0.00899 H1 0.43500 0.05900 0.33400 0.03420 H2 0.89700 0.04000 0.69900 0.04686 H3 0.58600 0.12600 0.87000 0.08866