Unprocessed Staurolite Sand Lumps
Unprocessed staurolite sand lumps are crude, irregular lumps of the staurolite mineral, valued for angular hardness in paint and abrasive applications. These lumps are raw, without heat treatment, and qualify as other natural abrasives under tariff item 2513.20.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the staurolite is used primarily as sand, not as an abrasive
Natural sands of heading 25.05 may apply if abrasive use is not the primary purpose.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the staurolite is in crude form, as heat-treated versions may be excluded from Chapter 25
• Keep records of the mineral's source and composition to support classification
• Declare the product accurately as a natural abrasive to avoid reclassification
Related Products under Tariff item 2513.20.00
Almandine Garnet Sandblasting Media
Almandine garnet sandblasting media is washed and sized almandine garnet sand from Indian river deposits, optimized for paint removal. The garnet is a natural abrasive, and despite washing and sizing, it remains within the scope of tariff item 2513.20.00, as these processes are permitted by Chapter 25 Note 1.
Bulk Natural Tripoli Lumps
Bulk natural tripoli lumps, also known as rottenstone, are irregular pieces of siliceous sedimentary rock used for metal polishing. They are in a crude state, not subjected to processing beyond washing, crushing, or grinding, and qualify as natural abrasives under tariff item 2513.20.00.
Crude Green Sandstone Blocks
Crude green sandstone blocks from Scotland, irregular in shape, used as a natural abrasive for sharpening tools. They are in the crude state, not processed beyond washing or mechanical shaping, and thus fall under tariff item 2513.20.00 for natural abrasives.
Crude Indian Garnet Ore
Crude Indian garnet ore consists of irregular garnet-bearing rock fragments from Rajasthan, mined for abrasive applications. The ore is in a crude state, not heat-treated or processed beyond extraction, and falls under tariff item 2513.20.00 as natural garnet.
Crude Natural Emery
Crude natural emery is raw, unprocessed emery composed primarily of corundum and magnetite, extracted directly from natural deposits. Supplied in irregular lumps without cutting, sizing, or heat treatment, it qualifies as a natural abrasive under tariff item 2513.20.00.
Crude Natural Magnetite Pieces
Irregular natural magnetite lumps with emery-like abrasive properties, sourced from iron ore deposits, used in heavy media separation and abrasives. They are in crude form, not roasted or calcined, and qualify as natural abrasives under 2513.20.00.