data_global _chemical_name_mineral 'Haradaite' loop_ _publ_author_name 'Basso R' 'Lucchetti G' 'Palenzona A' 'Zefiro L' _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_volume 1995 _journal_year 1995 _journal_page_first 281 _journal_page_last 288 _publ_section_title ; Haradaite from the Gambatesa mine, eastern Liguria, Italy ; _database_code_amcsd 0014874 _chemical_compound_source 'Gambatesa mine, eastern Liguria, Italy' _chemical_formula_sum '(Sr.86 Ba.14) V Si2 O7' _cell_length_a 5.314 _cell_length_b 14.691 _cell_length_c 7.031 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 548.896 _exptl_crystal_density_diffrn 3.796 _symmetry_space_group_name_H-M 'C m c m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,1/2+z' '1/2+x,1/2-y,1/2+z' '-x,y,1/2-z' '1/2-x,1/2+y,1/2-z' '-x,y,z' '1/2-x,1/2+y,z' 'x,-y,-z' '1/2+x,1/2-y,-z' 'x,y,1/2-z' '1/2+x,1/2+y,1/2-z' '-x,-y,1/2+z' '1/2-x,1/2-y,1/2+z' '-x,-y,-z' '1/2-x,1/2-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 Sr 0.00000 0.70640 0.25000 0.86000 0.00773 Ba 0.00000 0.70640 0.25000 0.14000 0.00773 V 0.00000 0.39130 0.25000 1.00000 0.00519 Si 0.00000 0.10760 0.02420 1.00000 0.00481 O1 0.24930 0.34700 0.06020 1.00000 0.00836 O2 0.00000 0.00000 0.00000 1.00000 0.01279 O3 0.00000 0.49980 0.25000 1.00000 0.01178 O4 0.00000 0.13650 0.25000 1.00000 0.00785