Ключевые слова: abyssal, beach, black, coarse, coastal, dark, darkened, depth, dunes, earthy, erosion, fine, grains, granular, gravel, gritty, ground, mineral, mysterious, natural, oceanic, opaque, particles, rich, rocky, rough, sand, sea, seashore, sediment, shore, shoreline, silky, smooth, soft, subtle, surface, texture, volcanic,