Chalcogen, Rare earth, Ternary, Pressure for structural transition

• O-Sc-W
• Ho-O-V
• Dy-O-V
• Eu-O-Ti
• Ce-O-V
• rare earth
• ternary
• chalcogen
• lanthanoid
• transitional
• tetragonal
• orthorhombic
• monoclinic
• cubic
• trigonal