#------------------------------------------------------------------------------ #$Date$ #$Revision$ #$URL$ #------------------------------------------------------------------------------ # # 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_9011744 loop_ _publ_author_name 'Mereiter, K.' _publ_section_title ; Crystal structure refinement of two francevillites, (Ba,Pb)[(UO2)2V2O8]*5H2O Locality: Mounana, near Franceville, Gabon ; _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_page_first 552 _journal_page_last 560 _journal_volume 1986 _journal_year 1986 _chemical_formula_sum 'Ba0.96 H10 O17 Pb0.04 U2 V2' _chemical_name_mineral Francevillite _space_group_IT_number 60 _symmetry_space_group_name_Hall '-P 2n 2c' _symmetry_space_group_name_H-M 'P c a n' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_length_a 10.419 _cell_length_b 8.510 _cell_length_c 16.7630 _cell_volume 1486.303 _[local]_cod_data_source_file 11172.cif _[local]_cod_data_source_block global _[local]_cod_chemical_formula_sum_orig '(Ba.96 Pb.04) U2 V2 O17 H10' loop_ _symmetry_equiv_pos_as_xyz x,y,z -x,y,1/2+z x,-y,1/2-z 1/2+x,1/2-y,z 1/2-x,1/2+y,-z 1/2+x,1/2+y,1/2-z 1/2-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 Ba 0.33230 0.00000 0.25000 0.96000 0.02685 Pb 0.33230 0.00000 0.25000 0.04000 0.02685 U 0.18504 0.02194 -0.00376 1.00000 0.01267 V 0.03121 0.34636 0.04243 1.00000 0.01520 O1 0.17040 0.06040 -0.10840 1.00000 0.02660 O2 0.20310 -0.02120 0.10080 1.00000 0.02153 O3 -0.00560 0.35960 0.13550 1.00000 0.02533 O4 -0.09760 0.43790 -0.02030 1.00000 0.01900 O5 -0.01460 0.15240 0.01270 1.00000 0.01900 O6 0.19970 0.29020 0.03140 1.00000 0.02153 Wat7 0.25510 0.30330 0.22510 1.00000 0.05066 Wat8 0.51990 0.18680 0.32360 1.00000 0.04813 Wat9 0.03720 0.00000 0.25000 1.00000 0.06459 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 Ba 0.02761 0.03255 0.02064 0.00000 0.00000 0.00266 Pb 0.02761 0.03255 0.02064 0.00000 0.00000 0.00266 U 0.00975 0.01381 0.01647 0.00114 0.00000 -0.00038 V 0.01229 0.01355 0.01976 0.00114 0.00000 -0.00038