Often cut into rectangular or square shapes, flagstone has historically been used for external elements such as paving slabs, flooring, roof shingles, and façade cladding. The joints are filled with rough concrete and are 5 mm (0.2 inches) in width.įlagstone is a natural rock widely used in architecture and construction. The image represents a physical area of 1948 x 1402 mm (76.7 x 55.2 inches) in total, with each individual block measuring approximately 600 x 100 mm. A seamless stone texture with flagstone arranged in a rubble pattern.