cracks and colorful layers of sandstone background. a big heap of sandstones, storage space of various natural sandstone. the patt

abstract and architecture background big black breakage brittle build cliff colored colorful construction covering crack cracks detail dice dry erosion formation fracture futuristic geology granite grey grunge hard heap layers limestone mason masonry material mineral natural nature old patt pattern quarry rock rough sandstone sandstones solid space stock stone stones storage strange striped structure substantiate surface tone toning variegated various wall