Tenorite-Zinc Supergene Enrichment Concentrate from Mexico
Supergene concentrate featuring tenorite (CuO) enriched over zinc sulfides in weathered deposits. Classified via copper content under HTS 2608.00.0010 for zinc concentrates.
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
• Report oxide vs sulfide copper fractions separately
• Use dust suppression in shipping to control fines
• Confirm no chemical processing; raw ore status critical