data_global _amcsd_formula_title 'Ba3V4(PO4)6' loop_ _publ_author_name 'Drob T' 'Glaum R' _journal_name_full 'Acta Crystallographica, Section E' _journal_volume 60 _journal_year 2004 _journal_page_first i58 _journal_page_last i60 _publ_section_title ; The langbeinite-type barium vanadium(III) orthophosphate, Ba3V4(PO4)6 ; _database_code_amcsd 0010428 _chemical_formula_sum 'Ba1.5 V2 P3 O12' _cell_length_a 9.8825 _cell_length_b 9.8825 _cell_length_c 9.8825 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 965.163 _exptl_crystal_density_diffrn 4.080 _symmetry_space_group_name_H-M 'P 21 3' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2-z,-x,1/2+y' '-z,1/2+x,1/2-y' '1/2+z,1/2-x,-y' 'z,x,y' '1/2+y,1/2-z,-x' '1/2-y,-z,1/2+x' '-y,1/2+z,1/2-x' 'y,z,x' '-x,1/2+y,1/2-z' '1/2+x,1/2-y,-z' '1/2-x,-y,1/2+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 Ba1 0.06743 0.06743 0.06743 0.77200 0.01820 Ba2 0.29438 0.29438 0.29438 0.72800 0.02820 V1 0.58620 0.58620 0.58620 1.00000 0.00730 V2 0.85303 0.85303 0.85303 1.00000 0.00860 P 0.62570 0.46081 0.27168 1.00000 0.00670 O1 0.65300 0.50150 0.41700 1.00000 0.02160 O2 0.75720 0.48410 0.19300 1.00000 0.02790 O3 0.57760 0.31360 0.26180 1.00000 0.02180 O4 0.52180 0.55170 0.20370 1.00000 0.02380 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 Ba1 0.01820 0.01820 0.01820 0.00074 0.00074 0.00074 Ba2 0.02820 0.02820 0.02820 0.01070 0.01070 0.01070 V1 0.00730 0.00730 0.00730 -0.00060 -0.00060 -0.00060 V2 0.00860 0.00860 0.00860 0.00100 0.00100 0.00100 P 0.00680 0.00650 0.00680 0.00160 0.00050 0.00020 O1 0.02500 0.02800 0.01180 0.00320 -0.00280 -0.01190 O2 0.02110 0.03200 0.03100 0.00970 0.01930 0.00870 O3 0.02540 0.00990 0.03000 -0.00460 -0.01310 0.00400 O4 0.02320 0.02120 0.02700 0.01250 -0.00840 0.00110