Basalt (dense volcanic) vs Limestone (medium density)
Property comparison of Basalt (dense volcanic) and Limestone (medium density), both stone.
| Property | Basalt (dense volcanic) | Limestone (medium density) | Difference |
|---|---|---|---|
| Elastic modulus | 85,000 MPa | 30,000 MPa | -65% |
| Poisson ratio | 0.3 | 0.34 | +13% |
| Density | 3,000 kg/m³ | 2,400 kg/m³ | -20% |
| Thermal conductivity | 2 W/m·K | 1.7 W/m·K | -15% |
| Specific heat | 850 J/kg·K | 840 J/kg·K | -1% |
| Coefficient of thermal expansion | 0.000006 1/K | 0.000008 1/K | +33% |
Difference is Limestone (medium density) relative to Basalt (dense volcanic). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ASTM
- standard
- ASTM
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