Buckingham Feldspar
Description: Legacy potash feldspar
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.20% | 0.02 | |
| K2O | 11.60% | 0.69 | |
| MgO | 0.10% | 0.01 | |
| Na2O | 3.00% | 0.27 | |
| Al2O3 | 18.00% | 0.99 | |
| SiO2 | 66.90% | 6.27 | |
| LOI | 0.22% | n/a | |
| Oxide Weight | 562.01 | ||
| Formula Weight | 563.25 | ||
Notes
Originally mined in Quebec, Canada.
No longer available as of early 1970's.
Use G-200 or Custer instead.
Related Information
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Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies. |