1 Definition
1.1 definisi
trondhjemite punika leucocratic (cahya colored) intrusive igneous rock. iku macem-macem tonalite kang plagioclase iku biasane ing wangun oligoclase. trondhjemites sing sok-sok ditepungi minangka plagiogranites.
ijolite iku sawijining rock intrusive igneous kang dumadi utamané nepheline lan pyroxene alkali, biasane aegirine-augite
1.2 Sajarah
1.2.1 asal
tonale, italy
finland, europe
1.2.2 panemu
1.3 Etimologi
ora Sumadhiya
saka syllable pisanan saka tembung finnish ii-vaara, iijoki, andc. umume digunakake jeneng geografis ing finland, lan gr ing. xiflos, watu
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 coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque