Niobium Ore Pyrochlore Concentrate from Mexico
Carbonatite-hosted pyrochlore concentrate with 60% Nb2O5 and tantalum byproduct. Falls in HTS 2617.90.00 excluding specific niobium subheadings.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Dual-report niobium pentoxide and tantalum pentoxide contents separately
• Obtain carbonatite origin verification to distinguish from columbite sources
• Ensure <0.1% uranium/thorium for unrestricted commercial entry