definisi
trondhjemite punika leucocratic (cahya colored) intrusive igneous rock. iku macem-macem tonalite kang plagioclase iku biasane ing wangun oligoclase. trondhjemites sing sok-sok ditepungi minangka plagiogranites.
rhyolite punika rock igneous nggoleki-grained kang sugih ing silika
Sajarah
asal
tonale, italy
lor amerika
panemu
Ora dingerteni
Ferdinand von Richthofen
Etimologi
Saka Trondheim, Norwegia
saka rhyolit german, saka stream lahar greek rhuax + watu lithos
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque