#------------------------------------------------------------------------------ #$Date: 2008-01-14 00:15:36 +0200 (Mon, 14 Jan 2008) $ #$Revision: 14 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9000836.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_9000836 _chemical_name 'Dixenite' loop_ _publ_author_name 'Araki T' 'Moore P B' _journal_name_full "American Mineralogist" _journal_volume 66 _journal_year 1981 _journal_page_first 1263 _journal_page_last 1273 _publ_section_title ; Dixenite, CuMn14Fe(OH)6(AsO3)5(SiO4)2(AsO4): Metallic [As4Cu] clusters in an oxide matrix ; _chemical_formula_sum 'Mn12.9 Mg.1 Fe Cu.843 Si1.7 As6.3 O33 H6' _cell_length_a 8.233 _cell_length_b 8.233 _cell_length_c 37.499 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 2201.236 _symmetry_space_group_name_H-M 'R 3' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '2/3+x,1/3+y,1/3+z' '1/3+x,2/3+y,2/3+z' '-y,x-y,z' '2/3-y,1/3+x-y,1/3+z' '1/3-y,2/3+x-y,2/3+z' '-x+y,-x,z' '2/3-x+y,1/3-x,1/3+z' '1/3-x+y,2/3-x,2/3+z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Mn2 0.33333 0.66667 0.00622 0.90000 Mg1 0.33333 0.66667 0.00622 0.10000 Fe1 0.00000 0.00000 0.25749 1.00000 Mn3 0.04080 0.26170 0.06782 1.00000 Mn4 0.41580 0.33590 0.12987 1.00000 Mn5 0.10890 0.39760 0.19230 1.00000 Mn6 0.42260 0.31540 0.26133 1.00000 Cu1 0.33333 0.66667 0.31292 0.65100 Cu2 0.33333 0.66667 0.00300 0.19200 Si1 0.66667 0.33333 0.18792 0.86000 As1 0.66667 0.33333 0.18792 0.14000 Si2 0.00000 0.00000 0.14620 0.60000 As2 0.00000 0.00000 0.14620 0.40000 Si3 0.33333 0.66667 0.11357 0.24000 As3 0.33333 0.66667 0.11357 0.76000 As4 0.66667 0.33333 0.06992 1.00000 As5 0.33333 0.66667 0.25062 1.00000 As6 0.08854 0.37369 0.31589 1.00000 O1 0.00000 0.00000 0.10190 1.00000 O2 0.33333 0.66667 0.15840 1.00000 O3 0.66667 0.33333 0.23110 1.00000 O4 0.08990 0.44440 0.02120 1.00000 O5 0.46980 0.16590 0.09490 1.00000 O6 0.28370 0.45450 0.09880 1.00000 O7 0.16550 0.20810 0.16170 1.00000 O8 0.51940 0.12770 0.17070 1.00000 O9 0.36900 0.50100 0.22770 1.00000 O10 0.14680 0.22720 0.29050 1.00000 O11 0.46080 0.11850 0.29560 1.00000 O-H12 0.21400 0.17910 0.03750 1.00000 O-H13 0.23520 0.08140 0.22710 1.00000