Variant of North American Industry Classification System (NAICS) 2022 Version 1.0 for Industrial production (based on the 2008 International Recommendations for Industrial Statistics)

• 1 - Industrial production
• 21 - Mining, quarrying, and oil and gas extraction
• 212 - Mining and quarrying (except oil and gas)
• 2122 - Metal ore mining

21222 - Gold and silver ore mining

This industry comprises establishments primarily engaged in mining, beneficiating or otherwise preparing ores valued chiefly for their gold or silver content.