| 21221 | Iron Ore Mining
This industry comprises establishments primarily engaged in mining, beneficiating or otherwise preparing iron ores, and manganiferous ores valued chiefly for their iron content. Establishments engaged in the production of sinter and other agglomerates, except those associated with blast furnace operations, are included.
Exclusion(s): Establishments primarily engaged in:
*operating blast furnaces to produce pig iron from iron ore (33111, Iron and Steel Mills and Ferro-Alloy Manufacturing). |
| 21229 | Other Metal Ore Mining
This industry comprises establishments, not classified to any other industry, primarily engaged in mining, beneficiating or otherwise preparing metallic ores, such as uranium-radium-vanadium ores, molybdenum ores, antimony ores, columbium ores, illmenite ores, magnesium ores, tantalum ores and tungsten ores.
Exclusion(s): Establishments primarily engaged in:
*mining, beneficiating or otherwise preparing iron ores (21221, Iron Ore Mining); *mining, beneficiating or otherwise preparing ores valued chiefly for their gold and/or silver content (21222, Gold and Silver Ore Mining); and *mining, beneficiating or otherwise preparing ores valued chiefly for their copper, nickel, lead or zinc content (21223, Copper, Nickel, Lead and Zinc Ore Mining). |
