• Geochemistry Fellow of the Geochemical Society. •
V. M. Goldschmidt Award of the Geochemical Society, 1972. •
James Furman Kemp medal, 1973. •
Space Science Award, 1973. • Geochemical society named their Paul W. Gast Lecture Series after him. • The publication "Trace Elements in Igneous Petrology" was published in his memory. •
Dorsum Gast, a
wrinkle ridge on the
Moon, is named after him. ==Works==