Oxford Feldspar
Description: Potash Feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.39% | 0.05 | |
| K2O | 8.07% | 0.59 | |
| Na2O | 3.28% | 0.36 | |
| Al2O3 | 17.35% | 1.17 | |
| SiO2 | 70.82% | 8.10 | |
| Fe2O3 | 0.09% | - | |
| LOI | 0.18% | n/a | |
| Oxide Weight | 687.17 | ||
| Formula Weight | 688.41 | ||
Notes
This material is no longer available. In determining a substutite considering the proportion of K2O to Na2O in the formula is helpful.
Eureka #703, Kona A-3 or Custer feldspar are a good substitutes.
Related Information
Links
| Typecodes |
Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies. |