Chalcopyrite Copper Ore from Mexico
Chalcopyrite is a primary copper sulfide ore mineral with the chemical formula CuFeS2, typically containing 20-30% copper content. It is mined and processed into concentrates for copper extraction in smelters. This falls under HTS 2603.00.00 as a copper ore and concentrate used directly in metal production.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Obtain accurate assay certificates showing copper content to comply with statistical reporting requirements without deductions
• Ensure proper documentation of origin and mineral composition to avoid misclassification as non-copper bearing materials
• Verify moisture content adjustments in quantity declarations to prevent customs valuation disputes