data_global _chemical_name_mineral 'Podlesnoite' loop_ _publ_author_name 'Zubkova N V' 'Pushcharovsky D Y' 'Pekov I V' 'Rabadanov M K' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 222 _journal_year 2007 _journal_page_first 474 _journal_page_last 476 _publ_section_title ; The crystal structure of podlesnoite, BaCa2(CO3)2F2 ; _database_code_amcsd 0011129 _chemical_compound_source 'Kirovskii mine, Khibiny alkaline massif, Kola Peninsula, Russia' _chemical_formula_sum 'Ba Ca2 C2 O6 F2' _cell_length_a 12.501 _cell_length_b 5.846 _cell_length_c 9.443 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 690.102 _exptl_crystal_density_diffrn 3.614 _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_U_iso_or_equiv Ba 0.00000 0.00127 0.75000 0.01131 Ca 0.14634 0.50000 0.50000 0.00889 C 0.24680 0.34420 0.25000 0.01050 O1 0.29746 0.34030 0.36728 0.01440 O2 0.14362 0.36560 0.25000 0.01480 F 0.00000 0.26420 0.50590 0.01450