data_global _chemical_name_mineral 'Bermanite' loop_ _publ_author_name 'Kampf A R' 'Moore P B' _journal_name_full 'American Mineralogist' _journal_volume 61 _journal_year 1976 _journal_page_first 1241 _journal_page_last 1248 _publ_section_title ; The crystal structure of bermanite, a hydrated manganese phosphate ; _database_code_amcsd 0000544 _chemical_formula_sum 'Mn3 P2 O14 H10' _cell_length_a 5.446 _cell_length_b 19.250 _cell_length_c 5.428 _cell_angle_alpha 90 _cell_angle_beta 110.3 _cell_angle_gamma 90 _cell_volume 533.703 _exptl_crystal_density_diffrn 2.868 _symmetry_space_group_name_H-M 'P 1 21 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '-x,1/2+y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Mn1 0.42500 0.00000 0.23680 0.00671 Mn2 0.92070 0.00130 0.73610 0.00697 Mn3 0.53860 0.25090 0.50820 0.02001 P1 0.44500 0.09580 0.71160 0.00671 P2 0.39510 0.90460 0.76030 0.00557 O1 0.32700 0.07490 0.41500 0.01140 O2 0.51400 0.92550 0.05700 0.00760 O3 0.29200 0.06050 0.87000 0.00887 O4 0.54900 0.93980 0.60500 0.00887 O5 0.73900 0.07340 0.82900 0.01013 O6 0.10100 0.92600 0.64400 0.00760 O7 0.40900 0.17420 0.72600 0.01140 O8 0.59700 0.32540 0.25700 0.01140 O-H1 0.78600 0.03440 0.37700 0.01013 O-H2 0.05900 0.97130 0.10100 0.00633 Wat1 0.83800 0.18630 0.44300 0.02153 Wat2 0.24100 0.31560 0.59900 0.02026 Wat3 0.25500 0.20420 0.13300 0.01773 Wat4 0.82100 0.29090 0.87700 0.02280