jinis
Laterite
Flint, jasper, radiolarite, chert umum, chalcedony, agate, onyx, opal, magadi-jinis chert, porcelanite, Sinter siliceous
fitur
iku salah siji saka rock tuwa, rock grained banget nggoleki
clasts Gamelan kanggo tutul, gampang pecah dadi lancip piring, tahan struktural dhuwur marang erosi lan iklim