Serpentinite Mica Powder from Mexico
Fine powder from serpentinite-hosted mica deposits, used in specialty fillers for polymers. HTS 2525.20.00.00 applies as powdered mica, even from associated mineral deposits.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Conduct XRF analysis to confirm predominant mica content over serpentine matrix
• Declare geological origin to distinguish from pure talc/serpentine products