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.
essexite kang uga dikenal minangka nepheline monzogabbro, iku werna abu-abu utawa ireng holocrystalline plutonic rock iigneous peteng
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
ora Sumadhiya
saka dhaerah ing Essex County, massachusetts, kita
1.4 kelas
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 nggoleki, rock opaque