Azurite-Malachite Mixed Copper Ore from Mexico
Mixed azurite (copper carbonate) and malachite ores produce blended concentrates with 18-25% copper content, processed via acid leaching. HTS 2603.00.00.10 captures the total copper content per assay standards. Common in oxidized copper deposits.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Blend assays from multiple samples for accurate composite copper content declaration
• Declare any gem-quality fractions separately if exceeding ore thresholds
• Comply with IMDG code for maritime transport of mineral concentrates