Basalt Granules 4-8mm
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If larger size for road metalling or concrete aggregates
Pebbles/gravel subheading applies to coarser basalt for construction ballast.
If shaped into tiles, curbstones, or flagstones
Fabricated basalt articles enter Chapter 68 as worked stone products.
If crude quarry blocks before granulation
Unprocessed basalt remains in 2516 as other granite/similar stone.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Geological assays confirming basalt (volcanic rock) align with 2516 classification
• Size grading certificates essential; oversize may reclassify as gravel
Related Products under HTS 2517.49.00.00
Granite Chippings 3-6mm
Chippings of granite stone (heading 2516) crushed to 3-6 mm size, ideal for pathway surfacing, railway ballast fines, or asphalt mixes. Falls under HTS 2517.49.00.00 as 'chippings' of heading 2516 stones, whether heat-treated or not. Distinguished from powder by coarser grain size.
Limestone Powder Fines
Fine powder derived from crushed limestone (heading 2515), particle size under 2mm, used in cement production, animal feed supplements, or soil amendment. HTS 2517.49.00.00 covers such powders of heading 2515/2516 stones, post-crushing. Not to be confused with precipitated calcium carbonate chemicals.
Quartzite Chippings
Chippings from crushed quartzite (heading 2516), 5-10mm, for decorative gravel, terrazzo flooring aggregates, or water filtration. HTS 2517.49.00.00 as chippings of 2516 stones. High silica content distinguishes from marble.
Travertine Powder
Fine powder from ground travertine limestone (heading 2515), used in paints, plastics fillers, or restoration mortars. Under HTS 2517.49.00.00 as powder of 2515 stones, particle size <75 microns typical.
Gneiss Granules
Granules of crushed gneiss metamorphic rock (heading 2516), 2-4mm, for concrete countertops or garden mulch. HTS 2517.49.00.00 for processed granules of such stones.
Sandstone Chippings
Chippings from crushed sandstone (heading 2516), used in hydraulic fracturing or roofing granules. HTS 2517.49.00.00 applies.