Basalt Granules 4-8mm from Mexico
Granules of crushed basalt rock (heading 2516), sized 4-8mm, commonly used in railroad ballast, concrete additives, or filtration media. Classified in HTS 2517.49.00.00 for granules/chippings/powder of 2516 stones. Heat-treatment optional for durability.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Geological assays confirming basalt (volcanic rock) align with 2516 classification
• Size grading certificates essential; oversize may reclassify as gravel