jinis
fitur
monumen
monumen misuwur
reca
patung misuwur
Pictographs
petroglyphs
figurines
fosil
Flint, jasper, radiolarite, chert umum, chalcedony, agate, onyx, opal, magadi-jinis chert, porcelanite, Sinter siliceous
clasts Gamelan kanggo tutul, gampang pecah dadi lancip piring, tahan struktural dhuwur marang erosi lan iklim
gandheng tuff, tuff rhyolitic, basaltic tuff, trachyte tuff, tuff andesitic lan ignimbrite.
tansah ditemokake minangka pipo vulkanik liwat lemah ndhuwur Continental jero
pulo Paskah ing segitiga Polinesia, pacific segara