abstract ancient backdrop background block brown chaos chaotic color colour construction copy copyspace curve curves dressed erode eroded erosion face flat fossil geological geology gold grain grained grainy grit gritty grunge grungy layer layered level limestone macro mason masonry material orange organic outcrop outcropping oxide patina pattern random rock rough rusty sand sandstone sandy sediment sedimentary silica silicate silicon space stone stonemason strata stratum striate striated striation striations surface swirl swirls texture textured uneven wall wallpaper weathered weathering weirdvis yellow camel iron rust metal ring the chain antique iron rust tool work sea water decay decaying dystopian old rectangle sign signage paint bolt used numbers trash