data_global _chemical_name_mineral 'Pucherite' loop_ _publ_author_name 'Qurashi M M' 'Barnes W H' _journal_name_full 'American Mineralogist' _journal_volume 37 _journal_year 1952 _journal_page_first 423 _journal_page_last 426 _publ_section_title ; A preliminary structure for pucherite, BiVO4 ; _database_code_amcsd 0000054 _chemical_formula_sum 'Bi V O4' _cell_length_a 5.332 _cell_length_b 5.060 _cell_length_c 12.02 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 324.299 _exptl_crystal_density_diffrn 6.634 _symmetry_space_group_name_H-M 'P n c a' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,y,-z' '1/2-x,-y,z' 'x,1/2-y,1/2+z' '-x,1/2+y,1/2-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 Bi 0.25000 0.00000 0.10800 V 0.25000 0.00000 0.39200 O1 0.00000 0.00000 0.00000 O2 0.00000 0.00000 0.50000 O3 -0.03300 0.28300 0.21700