1 Definition
1.1 definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
diabase punika rock igneous nggoleki-grained kang dumadi saka biasane pyroxene lan Feldspar
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
Alexandre brongniart Rene Hauy
christian Leopold von Buch
1.3 Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka di greek + basa
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, medium rock grained, rock opaque