This U.S. industry comprises establishments primarily engaged in developing the mine site, mining, and/or beneficiating (i.e., preparing) ores valued chiefly for their silver content. Establishments primarily engaged in transformation of the silver into bullion or dore bar in combination with mining activities are included in this industry.
Cross-References. Establishments primarily engaged in manufacturing silver bullion or dore bar without mining are classified in U.S. Industry 331419, Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum).
Go to: | No change 2002 to 2007 | No change 1997 to 2002 | 2002 Economic Census and other data sources |
2007 NAICS | 2002 NAICS | 1997 NAICS |
Corresponding Index Entries |
---|---|---|---|
212222 | 212222 | 212222 | Bullion, silver, produced at the mine |
212222 | 212222 | 212222 | Placer silver mining and/or beneficiating |
212222 | 212222 | 212222 | Silver ores mining and/or beneficiating |