(Th0.67Sm0.33)F3.67 oP20 62

• F-Nd-Th
• Ce-F-Th
• Dy-F-Th
• F-Pr-Th
• F-Th-Yb
• structural properties
• radioactive
• halogen
• rare earth
• ternary
• actinoid
• orthorhombic