1992 Census of Mineral Industries SIC Description Estab- Value of Number Payroll Com- Estabs -----Production workers---- Value Cost of New capital lish- Shipments of Em- panies w 20+ hours wages Added materials expenditure ments ($1,000) ployees ($1,000) empl's Number (1,000) ($1,000) ($1,000) ($1,000) ($1,000) Industry Group 101 Iron ores 1011 Iron Ores 40 1714800 8700 348200 26 18 7200 14900 274200 985400 782300 53000 Industry Group 102 Copper ores 1021 Copper Ores 62 3374900 14900 550000 25 35 11900 24600 405200 2169400 1721600 516100 Industry Group 103 Lead and zinc ores 1031 Lead and Zinc Ores 44 471900 2800 113300 22 24 2200 4600 86200 287100 207300 22400 Industry Group 104 Gold and silver ores 1041 Gold Ores 403 4340000 18200 784000 276 110 14700 31400 570800 3588400 1641500 889900 1044 Silver Ores 24 114600 1000 41300 20 6 800 1700 29700 57600 (NA> 0 Industry Group 108 Metal mining services 1081 Metal Mining Services 266 350400 3300 117000 117 37 2600 6000 89700 258800 (NA> 0 Industry Group 109 Miscellaneous metal ores 1094 Uranuium-Radium-Vanadium Ores 78 86300 1200 49600 48 21 600 1200 21000 69400 45600 28700 1099 Metal Ores, N.E.C. & Ferro Ores 108 312200 2800 107700 92 22 2000 4000 63500 208400 136000 32200 Industry Group 122 Bituminous coal and lignite mining 1221 Bituminous Coal & Lignite-Surface 1503 13824400 55500 2272100 1092 555 42000 90900 1616500 8025900 6699700 901200 1222 Bituminous Coal & Lignte-Undrgrnd 1133 12609100 73000 3011500 792 600 61400 126000 2446000 8748900 4871500 1011200 Industry Group 123 Anthracite mining 1231 Anthracite Mining 76 160400 1400 38600 64 18 1100 2200 29800 97200 67300 4100 Industry Group 124 Coal mining services 1241 Coal Mining Services 358 538400 4600 140500 320 65 3800 8100 113100 378300 186200 26200 Industry Group 131 Crude petroleum and natural gas 1311 Crude Petroleum and Natural Gas 9391 72245400 174300 8404300 7688 1015 64300 130900 2599200 66508700 16691400 10954700 Industry Group 132 Natural gas liquids 1321 Natural Gas Liquids 591 27213800 12000 513700 108 197 8800 18400 360400 4242200 23586100 614600 Industry Group 138 Oil and gas field services 1381 Drilling Oil and Gas Wells 2125 3583600 47700 1370600 1698 450 38600 81400 993900 2516400 1356200 289000 1382 Oil and Gas Exploration Services 1490 964600 13700 460300 1331 84 8400 19000 237900 725000 411100 171500 1389 Oil & Gas Field Services, N.E.C. 7294 7515300 96400 2625600 6163 956 68000 144700 1746500 5958200 2047600 490500 Industry Group 141 Dimension stone 1411 Dimension Stone 166 98900 1400 30500 141 17 1100 2100 21400 76700 26600 4500 Industry Group 142 Crushed and broken stone, including riprap 1422 Crushed and Broken Limestone 1432 3178300 27700 784800 716 422 20400 44400 532300 2270000 1164200 255900 1423 Crushed and Broken Granite 264 895300 6100 184600 107 126 4900 10800 137400 659600 305300 69600 1429 Crushed and Broken Stone, N.E.C. 446 928300 7800 237500 349 114 5600 11800 157500 691000 336000 98600 Industry Group 144 Sand and gravel 1442 Construction Sand and Gravel 2516 2749700 27100 790300 1982 379 19200 42700 537500 2040200 942500 233100 1446 Industrial Sand 161 410800 3200 97600 100 60 2200 4600 55900 277800 158700 25600 Industry Group 145 Clay, ceramic, and refractory minerals 1455 Kaolin and Ball Clay 45 780400 5000 180400 25 35 3700 8100 114900 506300 327100 53000 1459 Clay, Ceramic, Refrctry Mins, NEC 155 619800 5000 137400 111 65 3800 8500 95700 430200 220500 30900 Industry Group 147 Chemical and fertilizer mineral mining 1474 Potash, Soda, and Borate Minerals 33 1515700 5500 225400 20 24 4300 8900 157800 1154800 424900 64000 1475 Phosphate Rock 28 1188900 5400 192700 22 21 4200 8600 128700 690000 633900 134900 1479 Chemical & Fertilizer Mining, NEC 99 422800 4100 160900 58 35 2200 4700 72800 277000 255800 110000 Industry Group 148 Nonmetallic minerals services, except fuels 1481 Nonmetallic Minerals Services 178 188900 2000 52000 166 16 1500 3000 38900 136000 67700 14800 Industry Group 149 Miscellaneous nonmetallic minerals, except fuels 1499 Miscellaneous Nonmetallic Minerls 281 596300 5500 155600 243 72 3800 7900 96900 419000 219700 42400 Source: Bureau of the Census: 1992 Economic Census: Census of Mineral Industries Last modified: 05/01/96