definisi
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
litchfieldite punika rock langka igneous kang coarse-grained, foliated lan macem-macem nepheline syenite, kadhangkala uga disebut minangka nepheline syenite gneiss utawa gneissic nepeheline syenite
panemu
Ferdinand von Richthofen
Bayley
Etimologi
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
saka occurrence ing Litchfield, maine, usa
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 coarse, rock opaque