Picrophyllite Natural Abrasive from Canada
Rare natural picrophyllite (magnesium phyllosilicate) crushed for specialty soft abrasives in optical polishing. Classifies in HTS 2513.20.9000 as other natural abrasives with Mohs hardness ~3.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Supply detailed mineralogical analysis due to rarity and potential 2530 earths confusion
• Limit processing to crushing/sizing; further milling risks Chapter 25 unspecified
• Document end-use as abrasive to avoid filler classification