1 Definition
1.1 definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
basalt punika rock igneous extrusive umum kawangun dening cooling kanthi cepet saka lahar basaltic kapapar ing utawa banget cedhak ing lumahing bumi
1.3 Sajarah
1.3.1 asal
1.4.1 panemu
Ferdinand von Richthofen
George Agricola
1.6 Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka pungkasan basaltes latin (varian saka basanites), watu banget hard, kang diimpor saka basanites greek kuna
1.7 kelas
1.8.2 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.10 kulawarga
1.10.1 group
1.11 kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque