Chlorite Mineral Flakes
Natural unexpanded chlorite schist flakes, green micaceous minerals used in fillers and refractories. Included in HTS 2530.90.8050 as chlorites per chapter heading 2530 notes. Mined and lightly separated, not processed further.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If kaolin-rich clay mixtures
Predominant kaolinitic clays classify in heading 2517 per chapter priority note.
If ground into slag for refractories
Processed into slag form enters Chapter 68.
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Import Tips & Compliance
• Geological reports confirming chlorite group minerals; dust masks recommended for unloading; moisture-proof liners
Related Products under HTS 2530.90.80.50
Unexpanded Vermiculite Ore
Raw vermiculite ore mined from natural deposits, unroasted and unexpanded, used primarily as a lightweight filler in construction and horticulture mixes. Classified under HTS 2530.90.8050 as unexpanded vermiculite, a mineral substance not elsewhere specified per Chapter 25 notes. It lacks processing beyond basic extraction and sizing.
Natural Perlite Rock
Crude perlite ore, a glassy volcanic rock in unexpanded form, suitable for expansion into lightweight aggregates. Falls under HTS 2530.90.8050 as unexpanded perlite per chapter notes, distinct from processed or expanded forms. Used in filtration, insulation, and horticulture after further processing.
Calcined Earth Colors Powder
Mixture of natural iron oxide earth colors like ochre and umber, calcined for pigment stability but containing less than 70% Fe2O3 equivalent. Classified in HTS 2530.90.8050 under chapter notes for calcined earth colors not meeting heading 2821 thresholds. Used in paints, ceramics, and artistic applications.
Micaceous Iron Oxide Flakes
Natural micaceous iron oxide in thin flaky form from mineral deposits, used as anti-corrosive pigments in paints. HTS 2530.90.8050 per chapter note covering natural micaceous iron oxides as NES minerals. Not synthetic or purified beyond natural separation.
Raw Meerschaum Blocks
Unpolished blocks of natural meerschaum (sepiolite), a soft white mineral clay from Turkish deposits, prior to carving. Covered under HTS 2530.90.8050 as meerschaum per chapter notes, not worked beyond extraction. Primarily imported for pipe and carving crafts.
Amber Nuggets
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