definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
gabbro iku sawijining igneous rock intrusive kang kimia padha karo kanggo basalt plutonic
Sajarah
asal
-
germany
panemu
Alexandre brongniart Rene Hauy
christian Leopold von Buch
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka latin glaber gundhul, Gamelan, gundul
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque