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