AM_Plutonium-alpha Formula: Pu Name: Plutonium-alpha Unit cell: 6.1835 4.8244 10.973 90.0 101.8 90.0 , V=320.43 Space group: P121/M1 (11)

Wyckoff R W G , Crystal Structures , 1 (1963) p.7-83, Second edition. Interscience Publishers, New York, New York, Sample is stable room conditions to 110 C