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