Glauconite Cobalt Ore from China
Glauconite, a mica-like clay mineral, hosts trace cobalt in sedimentary deposits. Falls under HTS 2605.00.00.00 for concentrates enriched to economic cobalt levels. Used in low-grade leaching operations.
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
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Verify concentration exceeds ore thresholds via ICP analysis; label as fine particulate for dust control
• Monitor for iron impurities affecting valuation