Ключевые слова: abstract, age, arrangement, calm, cement, clean, granite, gravel, grey, ground, hard, harmony, heavy, light, material, mineral, monochromatic, nature, neutral, oval, pattern, pebble, perfection, pure, purity, relax, rock, rough, round, sandstone, shape, simplicity, smooth, solid, spa, spiritual, still, stone, structure, surface, texture, textured, wall, wallpaper, white, zen,