NAICS Code 21311 Support Activities for Mining
IndustryMining, Quarrying, and Oil and Gas Extraction
DescriptionThis industry comprises establishments primarily engaged in providing support services, on a contract or fee basis, required for the mining and quarrying of minerals and for the extraction of oil and gas. Drilling, taking core samples, and making geological observations at prospective sites (except geophysical surveying and mapping) for minerals, on a contract or fee basis, are included in this industry.
Cross ReferencesEstablishments primarily engaged in
- Performing geophysical surveying and mapping services for minerals (i.e., coal, metal ores, oil and gas, and nonmetallic minerals) on a contract or fee basis: classified in Industry 54136, Geophysical Surveyingand Mapping Services
- Mining, quarrying, and/or beneficiating on a contract or fee basis: classified in Subsector 212, Mining (except Oil and Gas), based on the mineral mined
- Operating oil and gas field properties on a contract or fee basis: classified in Subsector 211, Oil and Gas Extraction, based on the activity.