#------------------------------------------------------------------------------ #$Date: 2016-02-16 14:49:47 +0200 (Tue, 16 Feb 2016) $ #$Revision: 176465 $ #$URL: file:///home/coder/svn-repositories/cod/cif/9/01/66/9016621.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided the American Mineralogist Crystal Structure Database, # http://rruff.geo.arizona.edu/AMS/amcsd.php # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_9016621 loop_ _publ_author_name 'Cooper, M. A.' 'Ball, N. A.' 'Hawthorne, F. C.' 'Paar, W. H.' 'Roberts, A. C.' 'Moffatt, E.' _publ_section_title ; Georgerobinsonite, Pb4(CrO4)2(OH)2FCl, a new chromate mineral from the Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona: description and crystal structure ; _journal_name_full 'The Canadian Mineralogist' _journal_page_first 865 _journal_page_last 876 _journal_paper_doi 10.3749/canmin.49.3.865 _journal_volume 49 _journal_year 2011 _chemical_compound_source 'Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona, USA' _chemical_formula_sum 'Cl Cr2 F H2 O10 Pb4' _chemical_name_mineral Georgerobinsonite _space_group_IT_number 59 _symmetry_space_group_name_Hall '-P 2ab 2a' _symmetry_space_group_name_H-M 'P m m n :2' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 7.6256 _cell_length_b 11.6081 _cell_length_c 6.8961 _cell_volume 610.434 _database_code_amcsd 0018387 _exptl_crystal_density_diffrn 6.253 _cod_original_sg_symbol_H-M 'P m m n' _cod_original_formula_sum 'Pb4 Cr2 Cl F O10 H2' _cod_database_code 9016621 loop_ _space_group_symop_operation_xyz x,y,z x,1/2-y,z -x,1/2+y,-z 1/2-x,y,z 1/2+x,-y,-z 1/2+x,1/2+y,-z 1/2-x,1/2-y,z -x,-y,-z 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 Pb(1) 0.02560 0.02330 0.01660 0.00000 0.00000 -0.00310 Pb(2) 0.01470 0.02390 0.02210 0.00000 -0.00089 0.00000 Cr 0.01340 0.01350 0.01170 0.00000 0.00000 -0.00150 F 0.03500 0.03400 0.01100 0.00000 0.00000 0.00000 O(1) 0.02300 0.03300 0.02300 0.00600 -0.00300 -0.00600 O(2) 0.02800 0.02100 0.02100 0.00000 0.00000 0.00000 O(3) 0.02300 0.01600 0.03200 0.00000 0.00000 -0.00300 O-h4 0.01400 0.01900 0.01600 0.00000 -0.00100 0.00000 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 Pb(1) 0.25000 0.59690 0.12642 1.00000 0.02183 Pb(2) 0.50242 0.25000 0.41670 1.00000 0.02025 Cr 0.25000 0.49812 0.64850 1.00000 0.01290 Cl 0.25000 0.22840 0.07200 0.50000 0.02170 F 0.75000 0.25000 0.13270 1.00000 0.02700 O(1) 0.42260 0.51210 0.78040 1.00000 0.02640 O(2) 0.25000 0.60700 0.49310 1.00000 0.02320 O(3) 0.25000 0.37630 0.52890 1.00000 0.02350 O-h4 0.43880 0.75000 0.23060 1.00000 0.01660 H 0.55000 0.75000 0.15900 1.00000 0.02000