Apatite, Disordered, Rare earth, Linear thermal expansion coefficient

• La-O-Si-Sr
• Ca-O-Si-Sm
• Ca-Eu-O-Si
• Ca-O-Pr-Si
• La-Mg-O-Si
• rare earth
• apatite
• chalcogen
• disordered
• hexagonal
• trigonal
• monoclinic