definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
tachylite punika wangun vitreous saka kaca vulkanik basaltic. kaca iki alami dening cooling kanthi cepet saka basalt molten
Sajarah
asal
lor amerika
iceland
panemu
Ferdinand von Richthofen
Ora dingerteni
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka tachylite german, saka tachy- + lutos greek telat, leleh
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
vulkanik
vulkanik
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque