Glauconite Cobalt Ore from Mexico
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 — Mexico → United States
0%
Rate breakdown
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