Wallpapers for iPhone 4/4S in 640x960 resolution - optimized for your device’s screen to look perfect. Black rock fills the frame in a macro view, revealing a rough, raised surface with uneven layers. Deep cracks divide the mineral material into irregular sections, while the dark color remains consistent across the visible texture. Small variations in height make the projecting ridges, recessed lines, and broken edges clearly distinguishable along the stone. The layered pattern extends across the visible fragment and changes with the surface relief. Close framing keeps attention on the geological structure and natural irregularities of the rock, without additional objects or background elements.