La4 O19 Os6 Abraham F, Trehoux J, Thomas D Materials Research Bulletin 12 (1977) 43-52 La liaison metal-metal dans les clusters M12 O36: I - preparation et etudes structurale des phases La4 M6 O19 (M = Ru, Os) _cod_database_code 1004062 _database_code_amcsd 0014253 9.050 9.050 9.050 90 90 90 I23 atom x y z La1 .16016 .16016 .16016 Os1 .36189 .5 0 O1 .32637 0 0 O2 0 0 0 O3 .33894 .28494 .97458