definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
Sajarah
asal
lor amerika
wyoming, usa
panemu
Ferdinand von Richthofen
iddings
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka panggonan asal disebut shoshone riverin wyoming
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