La4Pb3
McMasters, O.D.Soderquist, S.D.Gschneidner, K.A.jr.
Transactions of the American Society for Metals (1968) 61, 435-441
a=9.8188Å b=9.8188Å c=9.8188Å
α=90° β=90° γ=90°
LaPb3
McMasters, O.D.Gschneidner, K.A.jr.Soderquist, S.D.
a=4.906Å b=4.906Å c=4.906Å