Kunezinhlobo ezintathu zamadwala; amadwala aqhumayo, amadwala asele kanye namadwala aguquguqukayo. Nginohlu lwamatshe, ungangitshela ukuthi luhlobo luni lwamatshe? Lawa amatshe: Itshe lesihlabathi, iGranite, iMarble, iBasalt, iCalk, iSlate.
I-granite ne-basalt kungamatshe avuthayo. I-sandstone ne-chalk kungamatshe asezintabeni. I-marble ne-slate ziyizinhlobo zamadwala aguquguqukayo.