Tetrahedrite Antimony-Copper Ore Concentrate from United States
Tetrahedrite ((Cu,Fe)12Sb4S13) ore concentrate where antimony contributes significant value alongside copper, processed via selective flotation. When antimony is the chief value over copper, it is classified under tariff item 2617.10.00 for antimony ores and concentrates.
Duty Rate — United States → Canada
0%
Import Tips
• Provide a detailed assay showing antimony and copper content to demonstrate that antimony is the chief value
• Ensure the concentrate has not been smelted or refined, as Chapter 26 excludes such products
• Consult a customs broker for classification if copper content is high