Limestone with fossil nummulites

Keywords:

aged, architecture, background, closeup, close-up, coarse, discoidal, eocene, floor, flooring, fossil, gray, grey, ground, grunge, grungy, lenticular, limestone, mineral, nummulites, old, pattern, paved, pavement, paving, paving-stone, rock, rough, stone, surface, tertiary, texture, weathered,