Van haverbeke

• Ba-H-O-P-U
• Fe-H-Mn-O-P
• C-Ca-H-Na-O-U
• H-K-O-S-U
• H-O-P-Pb-U
• structural properties
• chalcogen
• actinoid
• radioactive
• quinary
• pnictogen
• monoclinic
• orthorhombic