... Picked Black Basalt -100*8*20cm -Cubestone, Kerbstone -also supply in Yellow,Gray,Red color -Natural, Flamed, Hammered Rough Picked Black ... Basalt from RST stone manufacturer: <> Size:100*8*20cm Finish: Rough/Pineappled exterior ... rough picked, flamed, bush-hammered, etc <> Colors of our stone: black, blue, brown, grey, gray, green, red, white, yellow * ...