Zinc Silicate Ore Concentrate Borderline
Zinc silicate ore fines are low-grade materials suitable for heap leaching rather than flotation. They are classified as crude ore under tariff item 2608.00.00 when not fully concentrated, as they are minerals used for zinc extraction in the metallurgical industry.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the ore has not been processed beyond normal metallurgical steps, such as heap leaching, which may exclude it from Chapter 26
• Report zinc content in kilograms for statistical purposes
• Provide evidence of the ore's metallurgical use for CBSA
Related Products under Tariff item 2608.00.00
Azurite-Malchite Zinc Tailings Concentrate
A recovered concentrate from oxidized copper minerals like azurite and malachite found in zinc tailings streams. Despite its copper content, the product is classified as a zinc ore concentrate because zinc is the principal metal. It falls under tariff item 2608.00.00 as a zinc ore or concentrate.
Bornite-Zinc Polymetallic Concentrate
A flotation concentrate from bornite-rich zinc deposits, capturing copper as peacock ore alongside zinc sulfides. The product is classified as a zinc ore concentrate because zinc is the primary metal of commercial value. It falls under tariff item 2608.00.00 for zinc ores and concentrates.
Broken Zinc-Lead Ore from Open Pit
Broken zinc-lead ore from open-pit mines contains sphalerite and galena and is crushed prior to milling. It is a run-of-mine ore with zinc as the principal metal, classifiable under tariff item 2608.00.00, with lead content reported statistically.
Calamine Zinc Ore
Calamine is a naturally occurring zinc ore consisting of a mixture of zinc carbonate (smithsonite) and zinc silicate (hemimorphite). It is extracted from oxidized zones of zinc deposits and processed for metallurgical recovery of zinc, making it classifiable under tariff item 2608.00.00.
Chalcopyrite-Zinc Ore Concentrate
A concentrate from polymetallic ores where chalcopyrite provides copper content alongside sphalerite zinc, beneficiated via flotation. The product is classified as a zinc ore concentrate because zinc is the principal metal extracted. It falls under tariff item 2608.00.00 for zinc ores and concentrates.
Covellite-Zinc Ore Byproduct Concentrate
A byproduct concentrate from covellite (CuS) liberated during zinc ore processing, retaining copper for reporting. The product is classified as a zinc ore concentrate because zinc remains the principal metal of commercial value. It falls under tariff item 2608.00.00 for zinc ores and concentrates.