Native Silver-Copper Mineral Concentrate from Canada
Concentrate featuring native silver grains with copper-native associations from oxidized zones, milled and floated. HTS 2616.10.0010 applies for silver ore concentrates with copper metric. Sourced from historic districts like Cobalt, Ontario.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Document geological origin to support silver ore classification over base metals
• Test for particle size if borderline coarse per related iron ore statistical notes
• Budget for potential bonding requirements on high-value precious ore imports