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| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.19% | 0.02 | |
| K2O | 0.04% | - | |
| MgO | 0.08% | 0.01 | |
| Na2O | 0.36% | 0.04 | |
| Al2O3 | 14.13% | 1.00 | |
| SiO2 | 79.07% | 9.50 | |
| Fe2O3 | 0.59% | 0.03 | |
| LOI | 5.55% | n/a | |
| Oxide Weight | 681.88 | ||
| Formula Weight | 721.94 | ||
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