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