Ключевые слова: boulder, building, construction, deposit, digging, dirt road, dirt track, dump, dust, environment, excavate, excavating, excavation, extraction, flour, geology, germany, gravel, heap, hill, industrial, industry, landscape, layered, limestone, mine, mineral, mining, mountain, nature, openpit mine, outdoor, pebble, pile, pit, quarry, quarrying, resource, rock, rock formation, sand, sedimentary, site, stone, stone pit, stone quarry, sunny, surface quarry, track,