Emerald Grinding Powder
Fine powder from natural or synthetic emeralds, used for gemstone faceting and precision grinding, is classified under tariff item 7105.90.00. This item covers 'other' dust and powder of precious or semi-precious stones, excluding diamond powder.
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 |
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
• Distinguish between natural and synthetic emerald powder, as both fall under this item but may have different documentation needs
• Provide a sieve analysis to prove 90% passes through a 0.5 mm mesh
• Ensure the powder is not contaminated with other abrasives that could alter classification
Related Products under Tariff item 7105.90.00
Alexandrite Powder
Synthetic alexandrite (chrysoberyl) powder, a semi-precious stone powder, is used for research into color-change effects and as an abrasive in polishing. It is classified under tariff item 7105.90.00 as 'other' dust and powder of synthetic precious or semi-precious stones, excluding diamonds.
Aquamarine Grinding Powder
Natural beryl (aquamarine) powder, a semi-precious stone powder, is used for high-end lapidary work and optical applications. It falls under tariff item 7105.90.00 as 'other' dust and powder of natural precious or semi-precious stones.
Garnet Lapping Powder
Natural almandine garnet powder, used for precision lapping of optical components, is classified under tariff item 7105.90.00. This item covers 'other' dust and powder of natural semi-precious stones, provided the powder meets the sieve requirement.
Moissanite Micron Powder
Synthetic moissanite (silicon carbide gem) powder, used in advanced polishing compounds, is classified under tariff item 7105.90.00. This item covers 'other' dust and powder of synthetic precious or semi-precious stones, excluding diamond.
Natural Ruby Dust
Ultrafine dust from natural rubies, with 90% or more passing through a 0.5 mm mesh, is used in precision lapping and optical polishing. It is classified under tariff item 7105.90.00 as 'other' dust and powder of natural precious stones.
Peridot Dust
Natural olivine (peridot) powder, used as an alternative to sandblasting materials, is classified under tariff item 7105.90.00. This item covers 'other' dust and powder of natural semi-precious stones.