Emerald Grinding Powder
Fine powder from natural or synthetic emeralds for gemstone faceting and precision grinding. Classified in 7105.90.00.00 as other dust/powder meeting the 90% sieve passage requirement.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If Natural beryl dust lacking precious stone characteristics falls under Chapter 25.
If set into finished jewelry articles
Worked emerald powder incorporated into adornments classifies under 7113.
If chemically treated for specific slurry use
Prepared chemical dispersions of gem powders may classify as chemical preparations.
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Import Tips & Compliance
• Gemological certification helps verify stone type and avoid undervaluation claims
• Declare if natural vs synthetic; affects duty and quotas in some cases
Related Products under HTS 7105.90.00.00
Tourmaline Abrasive Powder
Natural tourmaline dust for specialty polishing of hardened steels and ceramics. HTS 7105.90.00.00 covers other natural semi-precious stone powders.
Synthetic Opal Powder
Lab-created silica-based opal powder for iridescent coatings and polishing. Classified under 7105.90.00.00 as synthetic semi-precious stone powder.
Peridot Dust
Natural olivine (peridot) powder for olivine sandblasting alternatives. Meets 7105.90.00.00 for natural semi-precious stone dust.
Aquamarine Grinding Powder
Natural beryl (aquamarine) powder for high-end lapidary and optics work. HTS 7105.90.00.00 for other natural semi-precious stone powders.
YAG Laser Powder
Yttrium aluminum garnet (YAG) synthetic powder precursor for laser crystals. Classified under 7105.90.00.00 as synthetic precious stone powder for optical applications.
Synthetic Diamond Powder
Fine synthetic diamond powder where 90% or more passes through a 0.5 mm sieve, used for industrial grinding and polishing applications. Classified under HTS 7105.90.00.00 as powder of synthetic precious stones (diamonds). Meets subheading note definition for 'powder form'.