ICNEA 1011—Limestone and gypsum mining

Where 1011 sits

1. B Mining industry
2. 10 Non-metallic ore mining and selection industry
3. 101 Soil, sand and gravel mining
4. 1011 Limestone and gypsum mining

What 1011 includes

• Including the mining activities of the following limestone and gypsum：
• Limestone: limestone for metallurgy, limestone for cement, limestone for lime, limestone for chemical industry, and other limestone
• Gypsum: gypsum, hard gypsum
• Limestone flux
• Refers to the mining of lime, gypsum, and limestone fluxes.

1011 in other systems