Rhodochrosite Manganese Ore from China

Carbonate manganese ore (rhodochrosite) with 28% Mn from sedimentary layers, including ferruginous variants. Qualifies under HTS 2602.00.00 for dry weight manganese content ≥20%.

Duty Rate — China → United States

25%

Rate breakdown

9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Account for CO2 loss in dry weight calculations for carbonate ores

Test for silica gangue that could affect classification if excessive

Include smelter compatibility data in import docs