data_global _chemical_name_mineral 'Radovanite' loop_ _publ_author_name 'Sarp H' 'Guenee L' _journal_name_full 'Archives des Sciences, Geneve' _journal_volume 55 _journal_year 2002 _journal_page_first 47 _journal_page_last 55 _publ_section_title ; Radovanite, Cu2Fe3+(As5+O4)(As3+O2OH)2H2O, a new mineral: its description and crystal structure ; _database_code_amcsd 0012037 _chemical_compound_source 'Roua, northwestern part of Alpes-Maritimes, France' _chemical_formula_sum 'Cu2 Fe As3 O11 H4' _cell_length_a 9.585 _cell_length_b 13.143 _cell_length_c 8.0884 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1018.941 _exptl_crystal_density_diffrn 3.831 _symmetry_space_group_name_H-M 'P n m a' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,1/2+y,1/2+z' '1/2+x,1/2-y,1/2-z' '1/2+x,y,1/2-z' '1/2-x,-y,1/2+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 Cu 0.25350 0.13718 0.75120 0.01420 Fe 0.00000 0.00000 0.50000 0.00830 As1 0.00950 0.25000 0.53920 0.00700 As2 0.29252 0.06939 0.30010 0.01230 O1 0.00390 0.14550 0.42300 0.01300 O2 0.11470 0.03080 0.70200 0.01200 O3 0.32480 0.02640 0.87470 0.01700 O-H4 0.39970 0.08140 0.48300 0.02600 O5 0.38060 0.25000 0.81800 0.01800 Wat6 0.07800 0.25000 0.02400 0.03500 O7 0.16530 0.25000 0.63500 0.01100