Chrysocolla Copper Ore from Mexico
Chrysocolla is a hydrated copper silicate ore (Cu2H2Si2O5(OH)4) often found in oxidized zones, processed into low-grade concentrates for leaching operations. It contributes to copper production through hydrometallurgical methods. HTS 2603.00.00 covers this as a natural copper-bearing ore.
Duty Rate — Mexico → United States
0%
Rate breakdown
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
• Provide detailed mineralogical analysis to distinguish from non-copper silicates
• Declare silica content accurately as it affects valuation and potential reclassification
• Comply with dust suppression standards for fine ore particles during shipping