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.
arkose punika rock sedimentary, khusus jinis sandstone ngemot paling sethithik 25% Feldspar
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
Dingertèni
Alexandre brongniart
1.3 Etimologi
ora Sumadhiya
saka wilayah Auvergne saka prancis digunakake dening geologist Alexandre brongniart french 1826 sing Applied istilah iki kanggo sawetara sandstones feldspathic
1.4 kelas
batuan beku
rocks sedimentary
1.4.1 sub-kelas
awet rock, hard rock
awet rock, hard 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