Brazilian Biotite Mica Splittings from Canada
Biotite mica rifted into loose splittings from Brazilian pegmatites, used in paint extenders and roofing. Under HTS 2525.10.0050 as other crude forms excluding precise split blocks. Lower cost alternative to muscovite with dark coloration.
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
• Test for iron content; high biotite may classify closer to micaceous oxides
• Use ventilated containers to prevent moisture degradation during ocean freight
• Declare particle size distribution to differentiate from powder waste