abstract backdrop background beam brown building construction copy dark design desk floor furniture grain graphic groove. grunge grungy hardwood illustration industry knot knotted light mahogany maple material medium merchant natural oak panel pattern pine plank polish red redwood rough space stain stripe texture timber tree vector wall walnut wood wooden block colored coloring colors coloured colouring colours contours contrast cracks edged edges edging fissures flaws heavy large layered layers levels lines rock rock-face rockface rugged shadow shape shapes solid split stone strata stratum strength sunlight surface surfaces textured textures variations wallpaper appearance conglomerate contrasts grit gritty rocky shade shadows shaped sunny sunshine veins abstracted abstraction aqua black blue color colorful colour colourful contrasting cyan flow flowing fluid free grunge grunged grungey grunginess image line liquid lock maroon photo photograph picture resource somadjinn stock stream streaming streams vibrance vibrancy vibrant vivid water white mica silicate