Proustite Silver Ore
Proustite (Ag3AsS3) is a silver sulfosalt ore from low-temperature veins, assaying around 60% silver. This ore is processed via flotation and roasting for silver recovery, classified under tariff item 2616.10.00.
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 ore contains significant gold or other precious metals
Other precious metal ores fall 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
• Provide a mineralogical analysis to confirm the ore's composition
• Ensure the ore is used for metallurgical extraction of silver
• Declare silver content in kilograms for statistical purposes
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.