definisi
gabbro iku sawijining igneous rock intrusive kang kimia padha karo kanggo basalt plutonic
slate punika, kabeh podho rock metamorphic nggoleki-grained, foliated asalé saka krikel-jinis sedimentary rock asli dumadi saka lempung utawa awu vulkanik liwat kurang-bahan metamorphism regional
panemu
christian Leopold von Buch
Abraham Gottlob Werner
Etimologi
saka latin glaber gundhul, Gamelan, gundul
saka lawas esclate french, saka esclat (french éclat)
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque