| Oxide | Analysis | Formula | |
|---|---|---|---|
| SiO2 | 79.40% | 11.95 | |
| Al2O3 | 11.61% | 1.03 | |
| Fe2O3 | 0.11% | 0.01 | |
| TiO2 | 0.04% | - | |
| CaO | 0.11% | 0.02 | |
| Na2O | 3.90% | 0.57 | |
| K2O | 4.30% | 0.41 | |
| Oxide Weight | 900.09 | ||
| Formula Weight | 900.09 | ||
This has much more SiO2, much less Al2O3 and KNaO than Custer Feldspar.
| Materials |
Feldspar
In ceramics, feldspars are used in glazes and clay bodies. They vitrify stonewares and porcelains. They supply KNaO flux to glazes to help them melt. |
Buy me a coffee and we can talk 