Antlerite Copper Sulfate Ore from Canada
Antlerite is a rare copper sulfate hydroxide mineral forming concentrates with ~38% copper, ideal for solvent extraction. HTS 2603.00.00.10 records the copper content per statistical requirements. Found in arid supergene enrichment zones.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Test for acid generation potential in sulfate minerals before shipping
• Use corrosion-resistant packaging for sulfate-rich concentrates
• Provide mineralogical analysis confirming copper matrix dominance