definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
gossan wis intensely oxidized, weathered utawa decomposed rock, biasane ing sisih ndhuwur lan kapapar saka simpenan biji utawa urat Mineral.
Sajarah
asal
lor amerika
indonesia
panemu
Ferdinand von Richthofen
gossen Pampanga
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka gossen Pampanga saka gos, getih saka guit Pampanga lawas
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
vulkanik
-
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, medium rock grained, rock opaque