definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
jasperoid punika, jinis aneh langka rupane metasomatic saka rocks
panemu
Ferdinand von Richthofen
Dingertèni
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka silika, isi Mineral utama jasperoid
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
group
vulkanik
ora ditrapake
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque