data_global _chemical_name_mineral 'Cobaltarthurite' loop_ _publ_author_name 'Raudsepp M' 'Pani E' _journal_name_full 'The Canadian Mineralogist' _journal_volume 40 _journal_year 2002 _journal_page_first 733 _journal_page_last 737 _publ_section_title ; The crystal structure of cobaltarthurite, CoFe2(AsO4)2(OH)2.4H2O: A Rietveld refinement ; _database_code_amcsd 0005772 _chemical_formula_sum '(Co.59 Mg.27 Mn.08 Ni.02 Cu.02 Ca.02) Fe2 (As1.98 P.01 S.01) O14 H2' _cell_length_a 10.2694 _cell_length_b 9.6790 _cell_length_c 5.5723 _cell_angle_alpha 90 _cell_angle_beta 94.277 _cell_angle_gamma 90 _cell_volume 552.330 _exptl_crystal_density_diffrn 3.221 _symmetry_space_group_name_H-M 'P 1 21/c 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,1/2+z' '-x,1/2+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_occupancy _atom_site_U_iso_or_equiv CoM(2) 0.00000 0.00000 0.00000 0.59000 0.00912 MgM(2) 0.00000 0.00000 0.00000 0.27000 0.00912 MnM(2) 0.00000 0.00000 0.00000 0.08000 0.00912 NiM(2) 0.00000 0.00000 0.00000 0.02000 0.00912 CuM(2) 0.00000 0.00000 0.00000 0.02000 0.00912 CaM(2) 0.00000 0.00000 0.00000 0.02000 0.00912 FeM(1) 0.45540 0.13570 0.34050 1.00000 0.00431 AsT 0.29680 0.42930 0.32790 0.99000 0.00443 PT 0.29680 0.42930 0.32790 0.00500 0.00443 ST 0.29680 0.42930 0.32790 0.00500 0.00443 O(1) 0.39700 0.48800 0.11800 1.00000 0.00747 O(2) 0.36000 0.49100 0.59400 1.00000 0.00798 O(3) 0.14800 0.49400 0.24000 1.00000 0.01102 O(4) 0.30300 0.25300 0.32300 1.00000 0.00836 O-H 0.54000 0.22800 0.08000 1.00000 0.00773 OW(1) 0.12600 0.90900 0.29600 1.00000 0.01697 OW(2) 0.05000 0.19000 0.15000 1.00000 0.01849