| Chapter Code | Chapter Description |
|---|
| 25085021 | KYANITE : CRUDE,OTHER THAN CALCINED |
| 25085022 | KYANITE : PROCESSED, OTHER THAN CALCINED (WASHED OR GROUND OR SCREENED OR BENEFICIATED) |
| 25085023 | KYANITE : CALCINED |
| 25085031 | SILLIMANITE : LUMPS |
| 25085032 | SILLIMANITE : FINES (INCLUDING SAND) |
| 25085039 | SILLIMANITE : OTHER |
| 25101010 | NATURAL CALCIUM PHOSPHATES |
| 25101020 | NATURAL ALUMINIUM CALCIUM PHOSPHATE |