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| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.45% | 0.05 | |
| MgO | 0.26% | 0.04 | |
| Al2O3 | 15.81% | 1.00 | |
| SiO2 | 82.28% | 8.83 | |
| Fe2O3 | 0.91% | 0.04 | |
| LOI | 0.29% | n/a | |
| Oxide Weight | 643.29 | ||
| Formula Weight | 645.16 | ||
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