Review Article
New Perspectives on Tooth Wear
Table 1
Mechanical properties of some materials that might damage enamel.
| Particle type | Hardness (GPa) | Elastic modulus (GPa) | Reference |
| Quartz grit | 7–7.75 | Not known | [54] | Plant phytoliths | 5.8–6 0.5–2.1 GPa | Not known | [54] [55] | Seed shells | 0.1–0.4 | 2–7 | [56] | Dental enamel | 2–6 | 50–100 | [57] |
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