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