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 primarily engaged in producing lime are classified in Manufacturing, Industry 3274.

Calcareous tufa, crushed and broken—quarryingLimestone, except bituminous: crushed and broken—quarrying
Cement rock, crushed and broken—quarryingMarl, crushed and broken—quarrying
Chalk mining, crushed and broken—quarryingTravertine, crushed and broken—quarrying
Dolomite, crushed and broken—quarryingWhiting mining, crushed and broken—quarrying
Lime rock, ground
Codes Titles Number of US Businesses
1422Crushed and Broken Limestone736
142200Crushed and broken limestone511
14220000Crushed and broken limestone511
142201Limestones, ground163
14220100Limestones, ground127
14220101Agricultural limestone, ground18
14220102Chalk, ground or otherwise treated0
14220103Lime rock, ground18
142299Crushed and broken limestone, nec62
14229901Calcareous tufa, crushed and broken-quarrying0
14229902Cement rock, crushed and broken-quarrying48
14229903Chalk mining, crushed and broken-quarrying7
14229904Dolomite, crushed and broken-quarrying5
14229905Marl, crushed and broken-quarrying0
14229906Travertine, crushed and broken-quarrying1
14229907Whiting mining, crushed and broken-quarrying1