definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
gabbro iku sawijining igneous rock intrusive kang kimia padha karo kanggo basalt plutonic
panemu
van tooren
christian Leopold von Buch
Etimologi
saka tephra greek, awu saka basa indo-european, kanggo ngobong
saka latin glaber gundhul, Gamelan, gundul
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque