Proustite Silver Ore from United States
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.
Duty Rate — United States → Canada
0%
Import Tips
• 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