Pb5
Weston, N.E.Shoemaker, D.P.
Acta Crystallographica (1,1948-23,1967) (1957) 10, 775-775
a=5.51Å b=5.51Å c=40.39Å
α=90° β=90° γ=120°
Pb2
a=5.54Å b=5.54Å c=23.15Å