Kermesite Antimony Oxide Ore from Mexico
Kermesite (Sb2S2O) is a rare antimony ore mineral formed through oxidation of stibnite, containing antimony in oxide-sulfide form. It is classified under HTS 2617.10.00.00 as an antimony ore and concentrate suitable for industrial extraction. Primarily sourced from secondary deposits for chemical manufacturing.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Submit XRF or ICP assay results for precise antimony quantification
• Verify no municipal waste incineration origin per Chapter 26 exclusions
• Prepare for potential BIS export control checks on high-purity concentrates