261-F Feldspar
Description: Legacy potash feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| SiO2 | 68.50% | 6.86 | |
| Al2O3 | 17.30% | 1.02 | |
| Fe2O3 | 0.08% | - | |
| CaO | 0.63% | 0.07 | |
| MgO | 0.01% | - | |
| K2O | 10.90% | 0.70 | |
| Na2O | 2.42% | 0.23 | |
| LOI | 0.10% | n/a | |
| Oxide Weight | 600.64 | ||
| Formula Weight | 601.25 | ||
Related Information
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| Materials |
Potash Feldspar
A feldspar having a KNaO content that predominates in potassium. |
| Typecodes |
Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies. |