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.
rhomb-porphyry punika igneous rock porphyritic karo wedge KALUBÈRAN utawa lensa shaped anorthoclase utawa phenocrysts Feldspar
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
ora Sumadhiya
saka tembung latin sing tegese kain
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 nggoleki, rock opaque