Granite vs. Gallium Arsenide
Granite belongs to the natural stone classification, while gallium arsenide belongs to the non-glass optical ceramics. There are 9 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is granite and the bottom bar is gallium arsenide.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 2.9 | |
| 5.3 |
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 85 |
| Poisson's Ratio | 0.25 | |
| 0.31 |
| Specific Heat Capacity, J/kg-K | 840 | |
| 360 |
| Stiffness to Weight: Axial, points | 14 | |
| 8.9 |
| Stiffness to Weight: Bending, points | 48 | |
| 28 |
| Thermal Conductivity, W/m-K | 2.7 | |
| 47 |
| Thermal Diffusivity, mm2/s | 1.1 | |
| 25 |
| Thermal Expansion, µm/m-K | 7.4 | |
| 5.6 |