Oct 22, 2026: We are working on protecting our servers against the PHP2Shell vulnerability recently discovered. Servers were upgraded ahead of schedule on Oct 21. This could cause some issues. Please contact us if you encounter any.
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.13% | 0.01 | |
| K2O | 2.62% | 0.13 | |
| Na2O | 0.40% | 0.03 | |
| TiO2 | 0.73% | 0.04 | |
| Al2O3 | 22.50% | 1.00 | |
| SiO2 | 67.30% | 5.08 | |
| Fe2O3 | 0.32% | 0.01 | |
| LOI | 6.00% | n/a | |
| Oxide Weight | 426.13 | ||
| Formula Weight | 453.33 | ||
| Typecodes |
Kaolin
Pure clay mineral, there are many brand names of varying purity and iron content. |
![]() PayPal | No tracking, No ads, No paywall, No transient content! Just organized, concise information constantly updated and improved. Was this helpful? Consider supporting me. |
| By Tony Hansen Follow me on ![]() | ![]() |
Buy me a coffee and we can talk