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.
diabase punika rock igneous nggoleki-grained kang dumadi saka biasane pyroxene lan Feldspar
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained nggoleki, medium rock grained, rock opaque