#------------------------------------------------------------------------------ #$Date: 2008-01-26 15:05:32 +0200 (Sat, 26 Jan 2008) $ #$Revision: 19 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/9009487.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_9009487 _chemical_name 'Fiedlerite' loop_ _publ_author_name 'Merlino S' 'Pasero M' 'Perchiazzi N' _journal_name_full "Mineralogical Magazine" _journal_volume 58 _journal_year 1994 _journal_page_first 69 _journal_page_last 78 _publ_section_title ; Fiedlerite: revised chemical formula Pb3Cl4F(OH)*(H2O), OD description and crystal structure refinement of the two MDO polytypes Note: 2M_1 polytype Locality: Laurion, Greece ; _chemical_formula_sum 'Pb3 Cl4 F O2 H3' _cell_length_a 16.681 _cell_length_b 8.043 _cell_length_c 7.281 _cell_angle_alpha 90 _cell_angle_beta 102.56 _cell_angle_gamma 90 _cell_volume 953.480 _symmetry_space_group_name_H-M 'P 1 21/a 1' loop_ _symmetry_equiv_pos_as_xyz 'x,y,z' '1/2+x,1/2-y,z' '1/2-x,1/2+y,-z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_Uiso_or_equiv Pb1 0.18480 0.12590 0.32520 0.01393 Pb2 0.44730 0.12200 0.27410 0.01431 Pb3 0.45100 0.63000 0.25840 0.01355 Cl1 0.09550 0.36200 0.08200 0.01646 Cl2 0.17250 0.36300 0.63700 0.01646 Cl3 0.09820 0.86200 0.09200 0.01393 Cl4 0.17480 0.86800 0.63400 0.01900 F 0.46700 0.60900 0.61200 0.00760 O-H 0.47200 0.10500 0.61300 0.01140 Wat 0.24700 0.61000 0.98700 0.03420