1 Definition
1.1 definisi
theralite punika rock hylocrystalline igneous plutonic dumadi saka augite, olivine, plagioclase calcic lan nepheline
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
Dingertèni
Alexandre brongniart Rene Hauy
1.3 Etimologi
saka basa Yunani kanggo nguber
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 nggoleki, rock opaque
rock grained nggoleki, rock opaque