Kentucky Stone Clay
Kentucky Stone Clay, also known as Kentucky Stone Ball Clay, is an illitic ball clay characterized by its light gray to brown color. It is primarily composed of kaolinite and quartz. This clay is used in ceramics for its refractory properties.
- Material class: clay
- Glaze role: refractory
Oxide Analysis (wt%)
| Oxide | wt% |
|---|---|
| SiO₂ | 67.21 |
| Al₂O₃ | 20.80 |
| LOI | 7.10 |
| Fe₂O₃ | 1.40 |
| K₂O | 1.30 |
| TiO₂ | 1.30 |
| MgO | 0.50 |
| CaO | 0.30 |
| Na₂O | 0.10 |
Safety
- H372: Causes damage to organs through prolonged or repeated exposure
- danger