Ключевые слова: abundance, barrow, blue, breakstone, broken stone, business, concrete, construction, crushed, crushed rock, crushed stone, detail, fabrication, factory, formation, geology, granite, gravel, gray, hard, heap, heavy, hill, hilltop, industrial, industry, knoll, large, macadam, manufacture, manufacturing, material, mineral, mound, mountain, nature, output, pattern, pebble, plant, production, road metal, rock, rough, rubble, sands, sky, stone, surface, works,