Cobblestone oloa e: masini cobblestone, vaitafe fuamoa oneone, Yuhua maa, ma'a pipii mago, pulumu maa, laufanua maa, fossil laupapa, maa faaleaganuu ma isi mea teuteu fausaga ma teuteuga totonu ma oneone vali, tofo, e le decolorized. O le tulaga lelei e faigata, o le lanu e susulu ma faigofie, faʻatasi ai ma uiga o le faʻamalosia o le mamafa, faʻaofuofu teteʻe ma le corrosion teteʻe, o se mea fale lanu meamata lelei.
