Trachyte lan Rhyolite Definition
definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
panemu
Alexandre brongniart Rene Hauy
Ferdinand von Richthofen
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
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
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque