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Cape Cross Bentonite
| Oxide | Analysis | Formula | |
|---|---|---|---|
| Li2O | 0.50% | 0.10 | |
| Na2O | 2.37% | 0.22 | |
| MgO | 3.71% | 0.53 | |
| Al2O3 | 19.10% | 1.08 | |
| SiO2 | 65.30% | 6.25 | |
| P2O5 | 0.01% | - | |
| K2O | 1.07% | 0.07 | |
| CaO | 0.84% | 0.09 | |
| TiO2 | 0.01% | - | |
| Cr2O3 | 0.01% | - | |
| Fe2O3 | 0.02% | - | |
| SrO | 0.04% | - | |
| BaO | 0.01% | - | |
| LOI | 6.26% | n/a | |
| Oxide Weight | 534.68 | ||
| Formula Weight | 570.44 | ||
Related Information
Links
| Materials |
Bentonite
Bentonite can make a clay body instantly plastic, only 2-3% can have a big effect. It also suspends slurries so they don't settle out and slows down drying. |
|---|---|
| Typecodes |
Clay Other
Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically. |
| By Tony Hansen Follow me on        |  |
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