# 250850 — Other clays (not including expanded clays of heading 6806), andalusite, kyanite…: Andalusite, kyanite and sillimanite

HS code 250850 classifies Other clays (not including expanded clays of heading 6806), andalusite, kyanite…: Andalusite, kyanite and sillimanite. It belongs to Chapter 25 (Salt; sulphur; earths and stone; plastering materials, lime and cement) of Section V (Mineral products) of the Harmonized System. Duty rates are recorded for 1 country.

> Section V · Mineral products
> Chapter 25 · Salt; sulphur; earths and stone; plastering materials, lime and cement

**HS code:** `250850`

## Description

Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths : Andalusite, kyanite and sillimanite

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 0% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/25/250850
Last updated: 2026-06-03
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