data_global _chemical_name_mineral 'Eskolaite' loop_ _publ_author_name 'Saalfeld H' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 120 _journal_year 1964 _journal_page_first 342 _journal_page_last 348 _publ_section_title ; Strukturuntersuchungen im system Al2O3-Cr2O3 ; _database_code_amcsd 0010608 _chemical_formula_sum 'Cr2 O3' _cell_length_a 5.359 _cell_length_b 5.359 _cell_length_c 5.359 _cell_angle_alpha 55.13 _cell_angle_beta 55.13 _cell_angle_gamma 55.13 _cell_volume 96.502 _exptl_crystal_density_diffrn 5.231 _symmetry_space_group_name_H-M 'R -3 c' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2-x,1/2-z,1/2-y' '-z,-x,-y' '1/2+y,1/2+x,1/2+z' 'y,z,x' '1/2-z,1/2-y,1/2-x' '-x,-y,-z' '1/2+x,1/2+z,1/2+y' 'z,x,y' '1/2-y,1/2-x,1/2-z' '-y,-z,-x' '1/2+z,1/2+y,1/2+x' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Cr 0.15200 0.15200 0.15200 O -0.05700 0.25000 0.55700