1 Definition
1.1 definisi
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
Dingertèni
Ferdinand von Richthofen
1.3 Etimologi
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
1.4 kelas
rocks metamorphic
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque