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Data sets Publications Expeditions Thesaurus
Topopah Spring Member  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Neogene
 ....Miocene
 .....Topopah Spring Member
RTNevada
 Paintbrush Tuff
SNOf Paintbrush Tuff. S Nevada. Added to Thesaurus in 1989.