- Gemstone and industrial diamond mining (2)
- Diamond mining, industrial (1)
- Gem stones (natural) mining, nec (2)
- Precious stones mining, nec (4)
- Vermiculite mining (1)
- Mineral abrasives mining (1)
- Talc mining (1)
- Soapstone mining (1)
- Asphalt mining and bituminous stone quarrying (1)
- Asphalt (native) mining (1)
- Agate mining (1)
- Perlite mining (3)
- Volcanic ash mining (1)
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