definisi
greywacke wis ditetepake minangka rock sandstone coarse-grained peteng kang ngandhut sen lempung luwih saka 15 saben
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
Sajarah
asal
-
lor amerika
panemu
Ora dingerteni
Ferdinand von Richthofen
Etimologi
saka grauwacke german, saka grau grey + wacke
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque