SIC Industry: 1422 Crushed and Broken Limestone | NAICS ...
17 行 · Industry: 1422—Crushed and Broken Limestone. Establishments primarily engaged in mining or quarrying crushed and broken limestone, including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa. Also included are establishments primarily engaged in the grinding or pulverizing of limestone, but establishments ...