Synthetic Spinel Rough Crystals from Mexico
Flame-fusion synthetic spinel (MgAl2O4) rough crystals in blue/pink shades, simply sawn for further processing into gems or optics. Under HTS 7104.29.00.00 as other synthetic semiprecious stones, roughly shaped but not graded for retail or set. Chapter notes exclude Chapter 96 imitation materials.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include spectrographic analysis proving synthetic impurities absent in natural spinel
• Declare intended use (optics vs. gems) to preempt end-use reclassification questions