data_global _chemical_name_mineral 'Fluorocronite' loop_ _publ_author_name 'Mills S J' 'Kartashov P M' 'Gamyanin G N' 'Whitfield P S' 'Kern A' 'Guerault H' 'Kampf A R' 'Raudsepp M' _journal_name_full 'European Journal of Mineralogy' _journal_volume 23 _journal_year 2011 _journal_page_first 695 _journal_page_last 700 _publ_section_title ; Fluorocronite, the natural analogue of beta-PbF2, from the Sakha Republic, Russian Federation ; _database_code_amcsd 0018634 _chemical_compound_source 'Kupol'noe deposit, Sarychev range, Sakha Republic, Russian Federation' _chemical_formula_sum 'Pb F2' _cell_length_a 5.9306 _cell_length_b 5.9306 _cell_length_c 5.9306 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 208.591 _exptl_crystal_density_diffrn 7.808 _symmetry_space_group_name_H-M 'F m 3 m' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2+y,1/2+z' '1/2+x,y,1/2+z' '1/2+x,1/2+y,z' 'z,-x,y' 'z,1/2-x,1/2+y' '1/2+z,-x,1/2+y' '1/2+z,1/2-x,y' '-y,z,-x' '-y,1/2+z,1/2-x' '1/2-y,z,1/2-x' '1/2-y,1/2+z,-x' 'x,-y,z' 'x,1/2-y,1/2+z' '1/2+x,-y,1/2+z' '1/2+x,1/2-y,z' '-z,x,-y' '-z,1/2+x,1/2-y' '1/2-z,x,1/2-y' '1/2-z,1/2+x,-y' 'y,-z,x' 'y,1/2-z,1/2+x' '1/2+y,-z,1/2+x' '1/2+y,1/2-z,x' '-x,y,-z' '-x,1/2+y,1/2-z' '1/2-x,y,1/2-z' '1/2-x,1/2+y,-z' 'x,-z,-y' 'x,1/2-z,1/2-y' '1/2+x,-z,1/2-y' '1/2+x,1/2-z,-y' '-z,y,x' '-z,1/2+y,1/2+x' '1/2-z,y,1/2+x' '1/2-z,1/2+y,x' 'y,-x,-z' 'y,1/2-x,1/2-z' '1/2+y,-x,1/2-z' '1/2+y,1/2-x,-z' '-x,z,y' '-x,1/2+z,1/2+y' '1/2-x,z,1/2+y' '1/2-x,1/2+z,y' 'z,-y,-x' 'z,1/2-y,1/2-x' '1/2+z,-y,1/2-x' '1/2+z,1/2-y,-x' '-y,x,z' '-y,1/2+x,1/2+z' '1/2-y,x,1/2+z' '1/2-y,1/2+x,z' 'x,z,y' 'x,1/2+z,1/2+y' '1/2+x,z,1/2+y' '1/2+x,1/2+z,y' '-z,-y,-x' '-z,1/2-y,1/2-x' '1/2-z,-y,1/2-x' '1/2-z,1/2-y,-x' 'y,x,z' 'y,1/2+x,1/2+z' '1/2+y,x,1/2+z' '1/2+y,1/2+x,z' '-x,-z,-y' '-x,1/2-z,1/2-y' '1/2-x,-z,1/2-y' '1/2-x,1/2-z,-y' 'z,y,x' 'z,1/2+y,1/2+x' '1/2+z,y,1/2+x' '1/2+z,1/2+y,x' '-y,-x,-z' '-y,1/2-x,1/2-z' '1/2-y,-x,1/2-z' '1/2-y,1/2-x,-z' 'z,x,-y' 'z,1/2+x,1/2-y' '1/2+z,x,1/2-y' '1/2+z,1/2+x,-y' '-y,-z,x' '-y,1/2-z,1/2+x' '1/2-y,-z,1/2+x' '1/2-y,1/2-z,x' 'x,y,-z' 'x,1/2+y,1/2-z' '1/2+x,y,1/2-z' '1/2+x,1/2+y,-z' '-z,-x,y' '-z,1/2-x,1/2+y' '1/2-z,-x,1/2+y' '1/2-z,1/2-x,y' 'y,z,-x' 'y,1/2+z,1/2-x' '1/2+y,z,1/2-x' '1/2+y,1/2+z,-x' '-x,-y,z' '-x,1/2-y,1/2+z' '1/2-x,-y,1/2+z' '1/2-x,1/2-y,z' '-z,x,y' '-z,1/2+x,1/2+y' '1/2-z,x,1/2+y' '1/2-z,1/2+x,y' 'y,-z,-x' 'y,1/2-z,1/2-x' '1/2+y,-z,1/2-x' '1/2+y,1/2-z,-x' '-x,y,z' '-x,1/2+y,1/2+z' '1/2-x,y,1/2+z' '1/2-x,1/2+y,z' 'z,-x,-y' 'z,1/2-x,1/2-y' '1/2+z,-x,1/2-y' '1/2+z,1/2-x,-y' '-y,z,x' '-y,1/2+z,1/2+x' '1/2-y,z,1/2+x' '1/2-y,1/2+z,x' 'x,-y,-z' 'x,1/2-y,1/2-z' '1/2+x,-y,1/2-z' '1/2+x,1/2-y,-z' '-x,z,-y' '-x,1/2+z,1/2-y' '1/2-x,z,1/2-y' '1/2-x,1/2+z,-y' 'z,-y,x' 'z,1/2-y,1/2+x' '1/2+z,-y,1/2+x' '1/2+z,1/2-y,x' '-y,x,-z' '-y,1/2+x,1/2-z' '1/2-y,x,1/2-z' '1/2-y,1/2+x,-z' 'x,-z,y' 'x,1/2-z,1/2+y' '1/2+x,-z,1/2+y' '1/2+x,1/2-z,y' '-z,y,-x' '-z,1/2+y,1/2-x' '1/2-z,y,1/2-x' '1/2-z,1/2+y,-x' 'y,-x,z' 'y,1/2-x,1/2+z' '1/2+y,-x,1/2+z' '1/2+y,1/2-x,z' '-x,-z,y' '-x,1/2-z,1/2+y' '1/2-x,-z,1/2+y' '1/2-x,1/2-z,y' 'z,y,-x' 'z,1/2+y,1/2-x' '1/2+z,y,1/2-x' '1/2+z,1/2+y,-x' '-y,-x,z' '-y,1/2-x,1/2+z' '1/2-y,-x,1/2+z' '1/2-y,1/2-x,z' 'x,z,-y' 'x,1/2+z,1/2-y' '1/2+x,z,1/2-y' '1/2+x,1/2+z,-y' '-z,-y,x' '-z,1/2-y,1/2+x' '1/2-z,-y,1/2+x' '1/2-z,1/2-y,x' 'y,x,-z' 'y,1/2+x,1/2-z' '1/2+y,x,1/2-z' '1/2+y,1/2+x,-z' '-z,-x,-y' '-z,1/2-x,1/2-y' '1/2-z,-x,1/2-y' '1/2-z,1/2-x,-y' 'y,z,x' 'y,1/2+z,1/2+x' '1/2+y,z,1/2+x' '1/2+y,1/2+z,x' '-x,-y,-z' '-x,1/2-y,1/2-z' '1/2-x,-y,1/2-z' '1/2-x,1/2-y,-z' 'z,x,y' 'z,1/2+x,1/2+y' '1/2+z,x,1/2+y' '1/2+z,1/2+x,y' '-y,-z,-x' '-y,1/2-z,1/2-x' '1/2-y,-z,1/2-x' '1/2-y,1/2-z,-x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Pb 0.00000 0.00000 0.00000 F 0.25000 0.25000 0.25000