Stephanite Concentrate
Stephanite (Ag12Sb4S13) silver-antimony concentrate produced by froth flotation, containing 60%+ silver. This concentrate is smelted to antimonial lead bullion and falls under tariff item 2616.10.00 for silver concentrates.
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:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the concentrate contains other precious metals in significant amounts
Other precious metal concentrates are classified under this alternative.
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
• Ensure the concentrate is accompanied by a certificate of analysis showing silver content
• Verify that the concentration process is standard in the metallurgical industry
• Report silver content in kilograms as per statistical note 1
Related Products under Tariff item 2616.10.00
Acantite Flotation Concentrate
Acantite (Ag2S) flotation concentrate from Mexican silver mines, grading 500-800 oz/ton silver. This concentrate is a mineral product used in metallurgical extraction of silver, falling under tariff item 2616.10.00 for silver ores and concentrates.
Argentite Ore
Argentite (Ag2S) is a primary silver sulfide ore mined from hydrothermal veins, containing 87% silver by weight. This ore is used for precious metal extraction and falls under tariff item 2616.10.00 as a silver ore.
Bromargyrite Ore
Bromargyrite (AgBr) is a secondary silver ore from arid oxidation zones with 70% Ag content. This ore is directly amenable to cyanide leaching without roasting, making it a valuable silver ore for metallurgical extraction, classified under tariff item 2616.10.00.
Cerargyrite Silver Ore
Cerargyrite, or horn silver (AgCl), is a chloride silver ore found in oxidized zones of silver deposits with up to 75% silver content. This ore is crushed and leached for silver recovery, falling under tariff item 2616.10.00 for silver ores and concentrates.
Chalcopyrite-Silver Ore Concentrate
Concentrate rich in chalcopyrite (copper-iron sulfide) intergrown with silver minerals from epithermal deposits, beneficiated for metal recovery. This concentrate is classified under tariff item 2616.10.00 as a silver ore concentrate with copper content.
Chlorargyrite Concentrate
Flotation concentrate derived from chlorargyrite ore, enriched to 40-60% silver content for smelting. This concentrate is a silver-bearing material used in cyanidation or smelting circuits, classified under tariff item 2616.10.00.