Praseodymium_1 Formula: Pr Name: Praseodymium Unit cell: 3.669 3.669 5.92 90.0 90.0 120.0 , V=69.02 Space group: P63/MMC (194)
Wyckoff R W G , Crystal Structures , 1 (1963) p.7-83, Second edition. Interscience Publishers, New York, New York, Hexagonal closest packed, hcp, structure