#------------------------------------------------------------------------------ #$Date: 2008-03-10 08:25:41 +0000 (Mon, 10 Mar 2008) $ #$Revision: 255 $ #$URL: svn://www.crystallography.net/cod/cif/9/9000254.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_9000254 loop_ _publ_author_name 'Graeber E J' 'Rosenzweig A' _publ_section_title ; The crystal structures of yavapaiite, KFe(SO4)2, and goldichite, KFe(SO4)2.4H2O ; _journal_name_full 'American Mineralogist' _journal_page_first 1917 _journal_page_last 1933 _journal_volume 56 _journal_year 1971 _chemical_formula_sum 'Fe K S2 O8' _chemical_name_mineral Yavapaiite _symmetry_space_group_name_H-M 'C 1 2/m 1' _cell_angle_alpha 90 _cell_angle_beta 94.90 _cell_angle_gamma 90 _cell_length_a 8.152 _cell_length_b 5.153 _cell_length_c 7.877 _cell_volume 329.682 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2+x,1/2+y,z x,-y,z 1/2+x,1/2-y,z -x,y,-z 1/2-x,1/2+y,-z -x,-y,-z 1/2-x,1/2-y,-z loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Fe 0.00000 0.00000 0.00000 K 0.00000 0.00000 0.50000 S 0.37010 0.00000 0.20200 O1 0.23710 0.00000 0.06260 O2 0.31280 0.00000 0.37020 O3 0.47410 0.23250 0.18070 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Fe 0.00912 0.00456 0.01165 0.00000 -0.00089 0.00000 K 0.02824 0.02254 0.01330 0.00000 0.00367 0.00000 S 0.00849 0.00393 0.00887 0.00000 0.00127 0.00000 O1 0.00950 0.01368 0.01799 0.00000 -0.00241 0.00000 O2 0.02457 0.02900 0.01317 0.00000 0.00874 0.00000 O3 0.01912 0.00886 0.01836 -0.00697 -0.00519 0.00545