CO2 Park J H, Yoo C S, Iota V, Cynn H, Nicol M F, Le Bihan T Physical Review B68 (2003) 014107-014107 Crystal structure of bent carbon dioxide phase IV Sample: P = 15 GPa, the authors do not think this is the correct structure _database_code_amcsd 0015235 4.335 4.335 6.102 90 90 90 P4_12_12 atom x y z Uiso C .460 .460 0 .146 O .262 .218 .260 .087