San Diego Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Neogene
 ....Pliocene
 .....San Diego Formation
RTCalifornia
SNRests with angular unconformity upon Rose Canyon Formation of the La Jolla, or on Poway Conglomerate, or overlaps them and rests with marked unconformity upon Black Mountain volcanics; unconformably underlies Sweitzer Formation. S California.