green tuff  search
BTigneous rocks
 .volcanic rocks
 ..pyroclastics
 ...green tuff
RTtuff
Green Tuff Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Neogene
 ....Miocene
 .....Green Tuff Formation
RTHonshu
 Japan
 Kyushu
 Hokkaido
SNUnderlies Daijima Formation.
Green tuff region  search
BTAsia
 .Far East
 ..Japan
 ...Green tuff region
RTHonshu
 Hokkaido
SNNeogene volcanic region which covers large portions of Hokkaido and Honshu.