Rhyolite lan Kenyte Definition
definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy
asal
lor amerika
gunung kenya
panemu
Ferdinand von Richthofen
JW Gregory
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque