Alpha Quartz vs. Glass-bonded Mica
Alpha quartz belongs to the non-glass optical ceramics classification, while glass-bonded mica belongs to the glass and glass-ceramics. There are 8 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.
For each property being compared, the top bar is alpha quartz and the bottom bar is glass-bonded mica.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.7 | |
| 2.6 |
| Elastic (Young's, Tensile) Modulus, GPa | 91 | |
| 71 |
| Specific Heat Capacity, J/kg-K | 720 | |
| 500 |
| Stiffness to Weight: Axial, points | 19 | |
| 15 |
| Stiffness to Weight: Bending, points | 57 | |
| 52 |
| Thermal Conductivity, W/m-K | 8.5 | |
| 23 |
| Thermal Diffusivity, mm2/s | 4.4 | |
| 18 |
| Thermal Expansion, µm/m-K | 9.5 | |
| 6.7 |