Leucite Crystals for Research from Mexico
Hand-selected leucite crystals from volcanic deposits, used in geological research and as reference standards in mineralogy labs. HTS 2529.30.00 covers these unworked natural leucite specimens under 2.5g each. Ideal for X-ray diffraction analysis due to perfect cubic habit.
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
• Include CITES-equivalent mineral export permits if from protected volcanic areas
• Declare scientific end-use for potential duty reductions under research provisions
• Package individually to preserve crystal integrity; avoid 'worked' appearance