NAICS Code: 212312 Crushed and Broken Limestone
212312 - Crushed and Broken Limestone Mining and Quarrying *Click to View Top Businesses by Revenue for 212312 – Complete Profiles*. This U.S. industry comprises (1) establishments primarily engaged in developing the mine site, mining or quarrying crushed and broken limestone (including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa)