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Alternate Names: Elbrook Spar
Description: Legacy Potash feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.19% | 0.02 | |
| K2O | 8.06% | 0.63 | |
| MgO | 0.11% | 0.02 | |
| Na2O | 2.79% | 0.33 | |
| Al2O3 | 17.18% | 1.23 | |
| SiO2 | 71.17% | 8.66 | |
| Oxide Weight | 727.98 | ||
| Formula Weight | 727.98 | ||
Another Elbrook formula:
K2O 0.47
Na2O 0.45
CaO 0.08
Al2O3 1.02
SiO2 7.41
| 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. |
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