Nugget Sandstone  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Jurassic
 ....Lower Jurassic
 .....Nugget Sandstone
RTIdaho
 Utah
 Wyoming
 Navajo Sandstone
SNSW Wyoming, SE Idaho and NE Utah. Added to Thesaurus in 1985.