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 212234 Copper Ore and Nickel Ore Mining

This U.S. industry comprises establishments primarily engaged in: (1) developing the mine site, mining, and/or beneficiating (i.e, preparing) copper and/or nickel ores; and (2) recovering copper concentrates by the precipitation, leaching, or electrowinning of copper ore.

Cross-References. Establishments primarily engaged in refining copper concentrates are classified in U.S. Industry 331411, Primary Smelting and Refining of Copper.
No change 1997 to 2002 2002 NAICS to 1987 SIC 1997Economic Census Bridge Between 1997 NAICS and SIC
2002
NAICS
1997
NAICS
1987
SIC
Corresponding Index Entries
2122342122341021Chalcocite mining and/or beneficiating
2122342122341021Chalcopyrite mining and/or beneficiating
2122342122341021Copper beneficiating plants
2122342122341021Copper ore concentrates recovery
2122342122341021Copper ore mine site development for own account
2122342122341021Copper ores mining and/or beneficiating
2122342122341021Copper-water precipitates
2122342122341021Cuprite mining and/or beneficiating
2122342122341061Nickel concentrates recovery
2122342122341061Nickel ore beneficiating plants
2122342122341061Nickel ore mine site development for own account
2122342122341061Nickel ores mining and/or beneficiating