Alkaline, Chalcogen, Ca-Tm, Structural properties

• Ca-Ge-O-Tm
• Ca-Co-Cu-Ga-O-Sr-Tm
• Ca-Ce-Ge-O
• Ca-Dy-Ge-O
• Ca-Er-Ge-O
• rare earth
• alkaline
• chalcogen
• transitional
• lanthanoid
• orthorhombic
• monoclinic
• trigonal
• hexagonal
• cubic