Nepheline Syenite Lumps from United States
Coarse lumps of nepheline syenite rock, typically 2-10 cm, mined for crushing into flux material for porcelain and tile production. This product falls under tariff item 2529.30.00 as unworked nepheline syenite, suitable for direct industrial processing, and is in the crude state as permitted by Chapter 25 notes.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the lumps are not mixed with other rock types or minerals, as this could affect classification
• Provide size documentation to confirm the lump dimensions
• Verify the product has not been subjected to any chemical treatment or roasting