Dead-Burn Refractory Magnesite
Large-particle natural magnesite (2-6mm) used directly as soil amendment in agriculture to supply magnesium and neutralize acidity. Classified HTS 2519.10.00.00 as unprocessed magnesium carbonate mineral.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mixed with other mineral fertilizers
Fertilizer mixtures classified by principal function, not individual components.
If containing significant calcium carbonate
Mixed earth colors/minerals fall under 2530 when not predominantly single mineral.
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Import Tips & Compliance
• Obtain agricultural use certification to qualify for potential fertilizer duty reductions
• Test for heavy metals; agricultural grade requires below EPA soil amendment limits
• Avoid NPK blending before import to maintain natural mineral classification
Related Products under HTS 2519.10.00.00
Raw Magnesite Ore
Natural magnesium carbonate ore extracted from magnesite deposits, typically containing 85-95% MgCO3 with impurities like silica and iron oxides. It falls under HTS 2519.10.00.00 as unprocessed natural magnesite used primarily as feedstock for refractory and chemical production.
Magnesite Lump Rock
Coarsely crushed natural magnesite in lump form (typically 6-150mm), directly from mining operations without beneficiation. Classified under HTS 2519.10.00.00 as it remains natural magnesium carbonate suitable for further processing into refractories.
Floatation Grade Magnesite
Beneficiated magnesite concentrate from froth flotation process, achieving 95%+ MgCO3 purity while remaining chemically unchanged natural carbonate. HTS 2519.10.00.00 applies as physical separation doesn't alter mineral composition.
Metallurgical Grade Magnesite
Medium-purity natural magnesite (90% MgCO3) specifically sized for dead-burning into refractory bricks used in steel furnaces. Remains under HTS 2519.10.00.00 as the uncalcined natural carbonate mineral.
Chemical Grade Magnesite Powder
Micronized natural magnesite ground to 10-50 micron particle size for fertilizer and chemical applications, retaining full MgCO3 composition. HTS 2519.10.00.00 covers this physically processed but chemically unchanged mineral.
Greek Magnesite Ore
Premium cryptocrystalline magnesite from Kozani deposits in Greece, known for 97% MgCO3 purity and low impurities. HTS 2519.10.00.00 as natural magnesium carbonate from specific high-quality geological source.