Mwala wapadera wapamwamba kwambiri. Pali mitundu yambiri ya miyala ya granite padziko lapansi, koma ndi miyala yochepa yokha yomwe ingagwiritsidwe ntchito pazida zolondola.Tafufuza migodi yambiri padziko lonse lapansi ndikuyesa miyala yofananira. Pomaliza, tapeza miyala ingapo yokhala ndi zinthu zabwino zakuthupi: Jinan Black Granite ku China, chiyambi: mzinda wa Jinan, Province la Shandong, China (mumzinda wa Jinan mokha)...