Chalcogen, Lanthanoid, H-Sm, Structural properties

• C-H-O-Sm
• H-O-Sm
• As-Fe-H-O-Sm
• H-O-P-Sm
• H-N-O-Sm
• lanthanoid
• rare earth
• chalcogen
• hydrate
• monoclinic
• orthorhombic
• triclinic
• hexagonal
• tetragonal