1 Definition
1.1 definisi
ijolite iku sawijining rock intrusive igneous kang dumadi utamané nepheline lan pyroxene alkali, biasane aegirine-augite
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
1.2 Sajarah
1.2.1 asal
finland, europe
dingerteni
1.2.2 panemu
Dingertèni
Alexandre brongniart Rene Hauy
1.3 Etimologi
saka syllable pisanan saka tembung finnish ii-vaara, iijoki, andc. umume digunakake jeneng geografis ing finland, lan gr ing. xiflos, watu
saka trakhus greek atos 'utawa roughness trakhutēs
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose 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