Kali Feldspar
Alternate Names: al-kali feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| K2O | 11.80% | 0.70 | |
| Na2O | 2.90% | 0.26 | |
| CaO | 0.40% | 0.04 | |
| Al2O3 | 18.50% | 1.01 | |
| SiO2 | 66.00% | 6.13 | |
| Fe2O3 | 0.10% | - | |
| Oxide Weight | 556.46 | ||
| Formula Weight | 556.46 | ||
Notes
Kali feldspar is: 11.8 K2O 2.9 Na2O .4
CaO 18.5 Al2O3 66.00 SiO2 .1 Fe2O3.
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Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies. |