marbled texture on paper background

backdrop background blob blot brush brushstroke dirt dirty drawing endpapers granite grunge grungy hand handmade ink liquid made marbel marbeling marbelized marbelling marble marbled marbleization marbleize marbleized marbleous marbling marmoreal material oil paint paintbrush paper pattern psychedelic retro smudge stone stroke swirl textile texture vintage wall wallpaper water watercolor whirl