definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
vogesite punika igneous alkalin porphyritic rock lan macem-macem lamprophyre kang didominasi dening amphibole penting, biasane hornblende, lan Feldspar potassic
Sajarah
asal
-
-
panemu
Alexandre brongniart Rene Hauy
Ora dingerteni
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka macem-macem lamprophyre greek lampros padhang lan kang madhangi + porphureos kain
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque