A-3 Feldspar
Alternate Names: A3 Feldspar, Kona A-3 Feldspar, Kona A3 Feldspar
Description: potash feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.40% | 0.05 | |
| K2O | 7.51% | 0.53 | |
| Na2O | 4.00% | 0.43 | |
| Al2O3 | 16.30% | 1.06 | |
| SiO2 | 71.63% | 7.87 | |
| Fe2O3 | 0.07% | - | |
| LOI | 0.09% | n/a | |
| Oxide Weight | 660.04 | ||
| Formula Weight | 660.63 | ||
Notes
No longer available.
Related Information
Links
| Materials |
Potash Feldspar
A feldspar having a KNaO content that predominates in potassium. |
| Materials |
Soda Feldspar
A feldspar having a KNaO content that predominates in sodium. |
| Typecodes |
Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies. |